User:DomainMapper/Books/Geospatial7259
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- Cartopedia
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- CarWings
- Cascade algorithm
- Cascading Style Sheets
- Case study
- Case-based reasoning
- Caseless ammunition
- Casewise
- Cassini Grid
- Cassini projection
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- Catalan chart
- Catalogue Service for the Web
- Catalyst (software)
- Catastrophic interference
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- Catpac
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- Causal model
- Cause–effect graph
- Cave automatic virtual environment
- Cave survey
- Cave5D
- CBRP
- CDIS (computer-based system)
- CDXL
- Celestia
- Celestial cartography
- Celestial coordinate system
- Celestial navigation
- Celestial pole
- Cell of origin
- CellCognition
- Cellebrite
- Cellink
- CellProfiler
- Cells Alive System
- Cellular agriculture society
- Cellular automaton
- Cellular network
- Cellular V2X
- CENDI
- CeNSE
- Censhare
- Censorship
- Census transform
- Census-designated place
- Center for Earth Resources Observation and Science
- Center for Geospatial Research
- Center for Nanotechnology in Society
- Center for Southeastern Tropical Advanced Remote Sensing
- Center on Nanotechnology and Society
- Center-of-momentum frame
- Central cylindrical projection
- Central Intelligence Agency Directorate of Science & Technology
- Central limit theorem
- Centrality
- Centre for the Study of Existential Risk
- Centroidal Voronoi tessellation
- Cerebellar model articulation controller
- Cerebral achromatopsia
- Cerebral cortex
- Ceres (satellite constellation)
- CGAL
- CGNS
- Chain code
- Chain-linked model
- Chamberlin trimetric projection
- Chameleon (GIS)
- Change detection (GIS)
- Change management
- Chapman code
- Character encoding
- Charge-coupled device
- Charles Joseph Minard
- Chart
- Chart datum
- Charting application
- Chartjunk
- Chatterbox Challenge
- Chebyshev distance
- Chemical computer
- Chemical imaging
- Chernoff face
- Chess as mental training
- Chessboard detection
- Chief Directorate of the Northern Sea Route
- Chief information officer
- Chief information officer (higher education)
- Chinese restaurant process
- Chinese room
- Chinese Whispers (clustering method)
- Chip-firing game
- Chirplet transform
- Chord diagram
- Chorography
- Choropleth map
- Christopher R. Johnson
- Chroma subsampling
- ChromaDepth
- Chromaticity
- Chrominance
- Chromogen
- Chromophobia
- Chromophore
- Chromotherapy
- Chronicles of Huayang
- Cibernet
- CIETmap
- CIFAR-10
- CIM Schema
- CIMACT
- CinemaDNG
- Cineon
- Circle Hough Transform
- Circle of equal altitude
- Circle of latitude
- Circular convolution
- Circular distribution
- Circular layout
- Circular review system
- Circular thresholding
- Circumnavigation
- Cisco TelePresence
- Citizen (app)
- Citizen Cyborg
- Citizen journalism
- City map
- City network
- CityEngine
- CitySourced
- CitySurf Globe
- Civic technology
- Civis Analytics
- Clairaut's theorem
- Clarity test
- Clarke's three laws
- Class A surface
- Class diagram
- Classification chart
- Classification of objects of the administrative-territorial system of Ukraine
- Classification of the sciences (Peirce)
- Classification Research Group
- Classora
- CLAW hypothesis
- Claytronics
- Clean Energy Trends
- Clean URL
- CleanSeaNet
- Client-side
- Clifford A. Pickover
- CLIMAT
- Climate
- Climate and Forecast Metadata Conventions
- Climate Challenge
- Climate change
- Climate change adaptation
- Climate Forecast System (NCEP)
- Climate model
- Climate stabilization wedge
- Climateprediction.net
- Climatology
- Clinical decision support system
- Clinical quality management system
- Clipper route
- Clipping (computer graphics)
- Clipping path
- Clique (graph theory)
- Clique percolation method
- CLLI code
- Cloak of invisibility
- Clock code
- Clone Algo Inc
- Clone tool
- Closed ecological system
- Closed-form expression
- Closest pair of points problem
- Closest point method
- Cloth modeling
- Cloud albedo
- Cloud computing
- Cloud database
- Cloud fraction
- Cloud Infrastructure Management Interface
- Cloud robotics
- Cloud storage
- Cloud storage gateway
- CloudPets
- Clouds and the Earth's Radiant Energy System
- CloudSight
- Clover (mobile app)
- Club of Budapest
- Club of Rome
- Club of Vienna
- ClueKeeper
- Cluetivity
- Cluster analysis
- Cluster sampling
- Cluster-weighted modeling
- Clustered planarity
- Clustering coefficient
- Clustering high-dimensional data
- Clustering illusion
- CMOS
- CMYK color model
- Co-creation
- Co-occurrence matrix
- Co-occurrence network
- CO-STAR
- Coastal zone color scanner
- Coastline paradox
- Cobweb (clustering)
- Codd's 12 rules
- Code reuse
- CodeIgniter
- Coffman–Graham algorithm
- Cogeco Peer 1
- Cognitive architecture
- Cognitive computer
- Cognitive computing
- Cognitive infocommunications
- Cognitive philology
- Cognitive radio
- Cognitive robotics
- Cognitive science
- Cognitive traps for intelligence analysis
- Cognitive tutor
- Coherence (physics)
- Coherent electromagnetic radio tomography
- Coiflet
- Coilgun
- Colatitude
- Cold start (computing)
- Cold War
- Collaborative decision-making software
- Collaborative innovation network
- Collaborative mapping
- Collective intelligence
- Collignon projection
- Collinearity equation
- Collingridge dilemma
- Collision avoidance system
- Collocation (remote sensing)
- Colloquis
- Colonization of Antarctica
- Color
- Color balance
- Color calibration
- Color constancy
- Color engraving
- Color grading
- Color image
- Color image pipeline
- Color killer
- Color layout descriptor
- Color management
- Color mapping
- Color mixing
- Color model
- Color moments
- Color motion picture film
- Color Naming System
- Color normalization
- Color of water
- Color photography
- Color picker
- Color printing
- Color quantization
- Color rendering capacity
- Color rendering index
- Color scheme
- Color solid
- Color space
- Color structure code
- Color television
- Color temperature
- Color theory
- Color vision
- Color wheel
- ColorCode 3-D
- Colorfulness
- Colorimeter (chemistry)
- Colorimetry
- ColorZilla
- Colour banding
- Colour cast
- Colourant
- Column (database)
- Column-oriented DBMS
- Combinatorial optimization
- Combs method
- Comet (programming)
- Command and control
- Command hierarchy
- Command-line interface
- Comments section
- Commercial intelligence
- Commercial Joint Mapping Toolkit
- Commercial off-the-shelf
- Commercialization
- Commission for the Management and Application of Geoscience Information
- Committee for Geographical Names in Australasia
- Committee machine
- Common Alerting Protocol
- Common Data Format
- Common Gateway Interface
- Common Information Model (computing)
- Common Manageability Programming Interface
- Common modeling infrastructure
- Common Operational Datasets
- Commonsense reasoning
- Commotion Wireless
- Communication
- Communication design
- Communities of innovation
- Community Climate System Model
- Community Earth System Model
- Community Identification Number
- Community informatics
- Community of interest
- Community Radiative Transfer Model
- Community structure
- Community technology
- CommunityViz
- Commutative property
- CompactPCI
- Comparison gallery of image scaling algorithms
- Comparison of Adobe Flex charts
- Comparison of browser engines (graphics support)
- Comparison of free off-line satellite navigation software
- Comparison of geographic information systems software
- Comparison of graphics file formats
- Comparison of JavaScript frameworks
- Comparison of layout engines (Scalable Vector Graphics)
- Comparison of photogrammetry software
- Comparison of raster-to-vector conversion software
- Comparison of satellite navigation software
- Comparison of vector graphics editors
- Comparison of web frameworks
- Comparison of web map services
- Compartmental models in epidemiology
- Compass
- Compass rose
- Competitions and prizes in artificial intelligence
- Competitive advantage
- Competitive intelligence
- Compiler
- COMPLEAT (Bioinformatics tool)
- Complementary assets
- Complementary colors
- Complete graph
- Complete spatial randomness
- Complete-linkage clustering
- Complex adaptive system
- Complex contagion
- Complex event processing
- Complex network
- Complex number
- Complex wavelet transform
- Component (graph theory)
- Composite artifact colors
- Composite bar chart
- Composite Gazetteer of Antarctica
- Compression artifact
- Compression ratio
- Computational creativity
- Computational geometry
- Computational heuristic intelligence
- Computational human modeling
- Computational humor
- Computational intelligence
- Computational statistics
- Computed Corpuscle Sectioning
- Computer Arimaa
- Computer audition
- Computer data storage
- Computer graphics
- Computer graphics (computer science)
- Computer Graphics Metafile
- Computer hardware
- Computer monitor
- Computer mouse
- Computer network
- Computer representation of surfaces
- Computer science
- Computer stereo vision
- Computer vision
- Computer-aided audit tools
- Computer-aided design
- Computer-aided management of emergency operations
- Computer-assisted proof
- Computer-mediated communication
- Computerized maintenance management system
- Computing platform
- Computronium
- Concatenation
- Concept drift
- Concept map
- Concept mapping
- Concept testing
- Conceptions of Library and Information Science
- Conceptual graph
- Conceptual schema
- Conceptualization (information science)
- Concordance (publishing)
- Concurrency control
- Concurrent MetateM
- Cone algorithm
- Conference on Embedded Networked Sensor Systems
- Conference on Semantics in Healthcare and Life Sciences
- Confidence interval
- Configuration model
- Configurator
- Conflict resolution strategy
- Conformal map
- Conformal map projection
- Congestion game
- Conical coordinates
- CONN (functional connectivity toolbox)
- Connect (computer system)
- Connected car
- Connectionist expert system
- Connectome (book)
- Conscious city
- Consensus clustering
- Consensus dynamics
- Consensus forecast
- Consent of the Networked
- Conservation Geoportal
- Consistency (database systems)
- Consistency model
- Constant bearing, decreasing range
- Constellation Observing System for Meteorology, Ionosphere, and Climate
- Constrained Application Protocol
- Constrained clustering
- Constructive solid geometry
- Consumer adoption of technological innovations
- Content intelligence
- Content management
- Content management system
- Content negotiation
- Content repository
- Context awareness
- Context Labs
- Context-aware pervasive systems
- Contextual image classification
- Contextual searching
- Contiki
- Continuous or discrete variable
- Contour advection
- Contour boxplot
- Contour line
- Contourlet
- Contract management
- Contrast-to-noise ratio
- Control chart
- Control flow
- Control limits
- Control system
- Control theory
- Control-flow diagram
- Controlled image base
- Controlled source electro-magnetic
- Controlled vocabulary
- Convera Corporation
- Convergence micropsia
- Conversable
- Conversion between quaternions and Euler angles
- Convex polygon
- Convex set
- Convex subgraph
- Convolution
- Convolutional neural network
- Conway's Game of Life
- Coordinate system
- Coordinate systems for the hyperbolic plane
- Coordinate-free
- Copenhagen Institute for Futures Studies
- Copernicus Atmosphere Monitoring Service
- Copernicus Climate Change Service
- Copernicus Programme
- Copying mechanism
- Copying network models
- Copyright
- Core architecture data model
- Core Security Technologies
- Core-and-pod
- CorelDRAW
- Corner detection
- Corona (satellite)
- Corona Satellite Calibration Targets
- Corporate governance
- Corps of Topographs (Russian Empire)
- Correlation and dependence
- Correlation clustering
- Correlation database
- Correlation diagram
- Correlation function
- Correlogram
- COSFIRE
- Cosine similarity
- Cosmic time
- COSMO-SkyMed
- Cosmographiae Introductio
- Cosmopolitan localism
- Cost-effectiveness analysis
- Cost–benefit analysis
- Cost–utility analysis
- Council for the Central Laboratory of the Research Councils
- Counter-mapping
- Counter-terrorism
- Counterfactual thinking
- Country code
- CountrySTAT
- County of Santa Clara v. California First Amendment Coalition
- Coupled map lattice
- Coupled model intercomparison project
- Course (navigation)
- Covariance
- Covariance function
- Covariance matrix
- Coverage data
- Covering graph
- CPT (file format)
- Craig retroazimuthal projection
- Craig Tanner (producer)
- Crash (computing)
- Creative destruction
- Creative problem-solving
- Creativity
- Credit bureau
- CreditorWatch
- Creeping normality
- CricketGraph
- Crime concentration
- Crime mapping
- CrimeAnalyst
- CrimeStat
- CrimeView
- Criminal intelligence
- Crisis mapping
- CRISPR
- Criss-cross algorithm
- Critical cartography
- Critical data studies
- Critical point (network science)
- Cross-correlation matrix
- Cross-platform software
- Crossing number (graph theory)
- Crossing number inequality
- Crossing the Chasm
- Crowd simulation
- Crowdfixing
- Crowdfunding
- Crowdmap.com
- Crowdmapping
- CrowdOptic
- Crowdsourcing
- Cryopreservation
- Cryoprotectant
- Crystal LED
- CSPro
- Cubes (OLAP server)
- Cubic Hermite spline
- CubicWeb
- Culturagram
- Cultural artifact
- Cultural geography
- Cultural informatics
- Cultured meat
- Cumulative flow diagram
- CURE algorithm
- Curvature
- Curve (tonality)
- Curve fitting
- Curve-fitting compaction
- Curvelet
- Curvilinear coordinates
- Curzon Memories App
- Cuseum
- Customer knowledge
- Customer relationship management
- Customer satisfaction
- CUSUM
- Cut (graph theory)
- Cutaway drawing
- Cuzick–Edwards test
- CVIPtools
- Cwm (software)
- CxProcess
- CyArk
- Cyber-dissident
- Cyber-HUMINT
- Cyber-physical system
- CyberGIS
- Cyberocracy
- Cyberpunk
- Cyberspace
- Cyberworthiness
- Cyborg
- Cyborg art
- Cyborg Foundation
- Cycle (graph theory)
- Cycle decomposition (graph theory)
- CycloMedia
- Cylindrical coordinate system
- Cylindrical equal-area projection
- Czech Institute of Informatics, Robotics and Cybernetics
- D-side (UK telephone cabling)
- D-Sight
- Daboll trumpet
- DAD-IS
- DADiSP
- Daedalus Flight Pack
- Daemon (novel series)
- Daintree Networks
- Dalsfjord Lighthouse Museum
- Dana Tomlin
- Daqri
- Dark-frame subtraction
- Darkforest
- DARPA
- DARPA Agent Markup Language
- DARPA Grand Challenge
- DART radiative transfer model
- Dartmouth workshop
- Darwin machine
- Dasgupta's objective
- DASH7
- Dashboard (business)
- Dasymetric map
- Data (word)
- Data aggregation
- Data analysis
- Data analysis expressions
- Data and object carousel
- Data architecture
- Data as a service
- Data assimilation
- Data Catalog Vocabulary
- Data center
- Data center network architectures
- Data collection
- Data compression
- Data control language
- Data cube
- Data culture
- Data curation
- Data definition language
- Data Desk
- Data dictionary
- Data Discovery and Query Builder
- Data drilling
- Data element
- Data factory
- Data Format Description Language
- Data fusion
- Data independence
- Data infrastructure
- Data integration
- Data integrity
- Data janitor
- Data lake
- Data link
- Data logger
- Data management
- Data manipulation language
- Data migration
- Data mining
- Data model
- Data model (ArcGIS)
- Data model (GIS)
- Data modeling
- Data pack
- Data point
- Data pre-processing
- Data processing
- Data quality
- Data science
- Data Science Africa
- Data science competition platform
- Data set
- Data stream clustering
- Data stream mining
- Data structure
- Data structure diagram
- Data system
- Data type
- Data visualization
- Data warehouse
- Data-flow diagram
- Data-intensive computing
- Data2map
- Database
- Database administration
- Database administrator
- Database application
- Database audit
- Database design
- Database engine
- Database index
- Database model
- Database normalization
- Database schema
- Database security
- Database storage structures
- Database transaction
- Database tuning
- Datacopia
- Datafication
- Dataiku
- Dataism
- DataScene
- Dataspaces
- DataSplice
- DAVI
- David Blair (information technologist)
- David Gelernter
- Davies–Bouldin index
- DAYDREAMER
- DBase
- DBpedia
- DBSCAN
- De Boor's algorithm
- De facto standard
- DE-9IM
- De-extinction
- Dead reckoning
- Death by GPS
- DeBabelizer
- Deblurring
- Decade (log scale)
- Decimal degrees
- Decision analysis
- Decision analysis cycle
- Decision boundary
- Decision conferencing
- Decision EXpert
- Decision list
- Decision matrix
- Decision quality
- Decision support system
- Decision table
- Decision theory
- Decision tree
- Decision tree learning
- Decision-making
- Decision-matrix method
- Decisional balance sheet
- Decisions for Heroes
- Deconvolution
- Decorrelation
- Deductive classifier
- Deegree
- Deep image compositing
- Deep learning
- Deep map
- Deep reinforcement learning
- Deep web
- DeepDream
- Deeplearning4j
- Defect concentration diagram
- Defence Geospatial Information Working Group
- Defense Airborne Reconnaissance Office
- Defense Intelligence Agency
- Defense Meteorological Satellite Program
- Defense Technical Information Center
- Degree (angle)
- Degree (graph theory)
- Degree Confluence Project
- Degree distribution
- Degree of a polynomial
- Degree-preserving randomization
- Degrees of freedom (mechanics)
- Degrees of freedom (statistics)
- Deimos Imaging
- Deimos-1
- Deimos-2
- Dekko
- Del in cylindrical and spherical coordinates
- Delaunay tessellation field estimator
- Delaunay triangulation
- Deletion–contraction formula
- Delivery drone
- DeLorme
- Delphi method
- Demand articulation
- Dematerialization (products)
- Democratization of technology
- Demosaicing
- Dempster–Shafer theory
- Dendrogram
- Denel Dynamics Bateleur
- Dense subgraph
- Density estimation
- Denso mapcode
- Dependency network
- Dependent and independent variables
- Deplatforming
- Depolarization
- Depth below seafloor
- Depth map
- Depth sounding
- Deriche edge detector
- Descartes (plotting tool)
- Description logic
- Descriptive statistics
- Design
- Design management
- Desktop computer
- Desktop publishing
- Determinantal point process
- Determining the number of clusters in a data set
- Deterministic algorithm
- Development geography
- Development, Concepts and Doctrine Centre
- Device independence
- DF-21
- DF-26
- DHS Science and Technology Directorate
- Diablo Data Systems
- Diagnosis
- Diagnosis (artificial intelligence)
- Diagnostically Acceptable Irreversible Compression
- Diagonalizable matrix
- Diagram
- Diagrammatic reasoning
- Dialogflow
- Dialogue-Assisted Visual Environment for Geoinformation
- Diaphone
- Dichromacy
- Dichromatism
- Dictionary of Greek and Roman Geography
- Difference of Gaussians
- Differentiable function
- Differentiable neural computer
- Differential equation
- Differential optical absorption spectroscopy
- Differential technological development
- Diffuse reflection
- Diffusion (business)
- Diffusion curve
- Diffusion of innovations
- Diffusion wavelets
- Digi International
- DIGIC
- Digimap
- Digimation
- Digital 3D
- Digital Addressable Lighting Interface
- Digital artifact
- Digital Cadastral DataBase
- Digital camera
- Digital Chart of the World
- DIGITAL Command Language
- Digital Earth
- Digital Earth Reference Model
- Digital ecosystem
- Digital Element
- Digital elevation model
- Digital Enterprise Research Institute
- Digital Envoy
- Digital firm
- Digital Geographic Exchange Standard
- Digital geologic mapping
- Digital image
- Digital image correlation and tracking
- Digital image processing
- Digital Light Processing
- Digital line graph
- Digital Living Network Alliance
- Digital mapping
- Digital marketing system
- Digital materialization
- Digital media
- Digital modeling and fabrication
- Digital Negative
- Digital object identifier
- Digital object memory
- Digital orthophoto quadrangle
- Digital outcrop model
- Digital phobic
- Digital Picture Exchange
- Digital puppetry
- Digital Radio Mondiale
- Digital raster graphic
- Digital Revolution Studios
- Digital scent technology
- Digital Society Day
- Digital South Asia Library
- Digital speaker
- Digital transformation
- Digital twin
- Digital Video Broadcasting
- DigitalGlobe
- Digitization
- Dijkstra's algorithm
- DIKW pyramid
- Dilation (morphology)
- Dilution of precision (computer graphics)
- Dilution of precision (navigation)
- Dimension
- Dimensionality reduction
- Dimensionless quantity
- Dirac (video compression format)
- Direct Fusion Drive
- Direct Graphics Access
- DirectDraw Surface
- Directed differentiation
- Directed graph
- Directed-energy weapon
- Direction finding
- Directional Cubic Convolution Interpolation
- Directive on the re-use of public sector information
- Dirichlet distribution
- Disaster informatics
- Disaster Monitoring Constellation
- Disaster recovery
- Discharging method (discrete mathematics)
- Discoperi Inc.
- Discoverability
- Discovery system
- Discrete Laplace operator
- Discrete skeleton evolution
- Discrete spline interpolation
- Discrete time and continuous time
- Discrete wavelet transform
- Discrete-event simulation
- DISCUS
- Disease cluster
- Disease diffusion mapping
- Disinformation
- DISLIN
- Disney Digital 3-D
- Disparate system
- Displacement (vector)
- Disruptive innovation
- Dissertation Abstracts
- Distance
- Distance (graph theory)
- Distance decay
- Distance matrix
- Distance measuring equipment
- Distance oracle
- Distance sampling
- Distance transform
- Distances Between Ports
- Distortion
- Distributed artificial intelligence
- Distributed database
- Distributed generation
- Distributed GIS
- Distributed source coding
- Distributed version control
- Distributional–relational database
- Dither
- DIVA software
- DIVA-GIS
- Diver navigation
- Diwata-1
- Diwata-2
- Django (web framework)
- DjVu
- DMPL
- DNA‐templated organic synthesis
- DOAP
- Document
- Document classification
- Document engineering
- Document layout analysis
- Document mosaicing
- Document Object Model
- Document type declaration
- Document-oriented database
- Documentalist
- Documentation
- Documentation science
- Dodgeball (service)
- DoDTechipedia
- Dolby 3D
- Domain knowledge
- Domed city
- Domestication theory
- Dominance drawing
- Dominance-based rough set approach
- Dominant wavelength
- Dominator (graph theory)
- Dominion Land Survey
- Dominique Guinard
- Don't repeat yourself
- Doo–Sabin subdivision surface
- Doppler broadening
- Doppler effect
- Dopplr
- DORIS (geodesy)
- DOT (graph description language)
- Dot distribution map
- Dot plot (bioinformatics)
- Dot plot (statistics)
- Dot product
- Dot product representation of a graph
- Double Fourier sphere method
- Double mass analysis
- Double summit
- Doubly linked face list
- Dove-2
- Downscaling
- DPVweb
- Draft (hull)
- Dragon (remote sensing)
- DragonLord Enterprises, Inc.
- Drainage basin
- Draw distance
- Drawn File
- Drift (telecommunication)
- Drive.ai
- Driverless tractor
- Drizzle (image processing)
- DRMAA
- Drone display
- Drone journalism
- Drone racing
- Drosophila connectome
- Drying height
- DSSim
- DTED
- Dual Independent Map Encoding
- Dual wavelet
- Dual-flashlight plot
- Dual-phase evolution
- DubaiSat-1
- DubaiSat-2
- Dublin Core
- Dunn index
- Duplex sequencing
- Dura-Europos Route map
- Durability (database systems)
- Dust Networks
- DVB 3D-TV
- Dymaxion map
- Dynamic Business Modeling
- Dynamic contagion process
- Dynamic enterprise
- Dynamic epistemic logic
- Dynamic imaging
- Dynamic link matching
- Dynamic positioning
- Dynamic Source Routing
- Dynamic texture
- Dynamic web page
- Dystopia
- E-CORCE
- E-corpus
- E-government
- E-lancing
- E-Navigation
- E-OTD
- E-Science librarianship
- E-services
- Eagle Vision 1 (Commercial Satellite Imagery)
- Early adopter
- Early world maps
- Earth inductor compass
- Earth observation
- Earth observation satellite
- Earth observation satellites transmission frequencies
- Earth Observing System
- Earth Point
- Earth science
- Earth sciences graphics software
- Earth Simulator
- Earth System Modeling Framework
- Earth systems model of intermediate complexity
- Earth3D
- EarthBrowser
- Earthquake Early Warning (Japan)
- EarthSat
- EAS3
- Easting and northing
- Easy Java Simulations
- Easy Taxi
- Easy Trace
- Easyswap
- Eating your own dog food
- Eckert II projection
- Eckert IV projection
- Eckert projection
- Eckert VI projection
- Eclipse (software suite)
- Eclipse Public License
- ECMAScript
- Eco (2018 video game)
- Eco Creatures: Save the Forest
- Eco Tycoon: Project Green
- Eco-innovation
- Ecodesign
- ECognition
- Ecoinformatics
- Ecological fallacy
- Ecological network
- Ecology
- Econometrics
- Economic appraisal
- Economic geography
- Economic impact analysis
- Economics
- EcoQuest
- Ecosystem Management Decision Support
- ECU-TEST
- ECW (file format)
- ED50
- Eddystone (Google)
- Edge computing
- Edge detection
- Edge device
- Edge enhancement
- Edge loop
- Edge-preserving smoothing
- Edit distance
- EditGrid
- Editorialization
- Edmond de Belamy
- Education informatics
- Edward Tufte
- EDXL
- EDXL Sharp
- Efficiency (network science)
- EgoNet
- EgyptSat 1
- EgyptSat 2
- EICASLAB
- Eigendecomposition of a matrix
- Eigenface
- Eigenfunction
- Eigengrau
- Eigenvalue algorithm
- Eigenvalues and eigenvectors
- Eigenvector centrality
- EJB QL
- Elbow method (clustering)
- Electracy
- ELECTRE
- Electrical grid
- Electrically scanning microwave radiometer
- Electro Gyrocator
- Electro-optical MASINT
- Electromagnetic radiation
- Electromagnetic spectrum
- Electronic Case Filing System
- Electronic Chart Display and Information System
- Electronic document
- Electronic Frontier Foundation
- Electronic markets
- Electronic navigation
- Electronic navigational chart
- Electronic nose
- Electronic skin
- Electronic tagging
- Element AI
- Elevation
- Ellipse
- Ellipsoid
- Ellipsoidal coordinates
- Elliptic cylindrical coordinates
- Elongatedness
- Embedded database
- Embedded intelligence
- Embedded RDF
- Embedded Zerotrees of Wavelet transforms
- Ember.js
- Embodied agent
- Embodied cognitive science
- Emergence
- Emergency management
- Emergency Management Information System
- Emergency management software
- Emergency notification app
- Emerging technologies
- Emios
- EMML (Motorola)
- Emoji
- Emospark
- Empirical orthogonal functions
- EMVA1288
- Enabling technology
- Encapsulated PostScript
- Encryption
- End user
- End-user license agreement
- Endrov
- Enercities
- Energy distance
- Energy informatics
- Energy system
- Engineering drawing
- Engineering economics (civil engineering)
- England's Gazetteer
- Enhanced 9-1-1
- Enhanced entity–relationship model
- Enhanced publication
- Enhanced vegetation index
- Eniro.se
- EnMAP
- Ensemble averaging (machine learning)
- Ensemble forecasting
- Ensemble learning
- Enterprise Architect (software)
- Enterprise architecture
- Enterprise architecture artifacts
- Enterprise Architecture Body of Knowledge
- Enterprise architecture framework
- Enterprise architecture management
- Enterprise architecture planning
- Enterprise asset management
- Enterprise cognitive system
- Enterprise Collaboration Architecture
- Enterprise content management
- Enterprise engineering
- Enterprise feedback management
- Enterprise information access
- Enterprise information management
- Enterprise information security architecture
- Enterprise information system
- Enterprise integration
- Enterprise life cycle
- Enterprise Mashup Markup Language
- Enterprise modelling
- Enterprise output management
- Enterprise resource planning
- Enterprise software
- Enterprise system
- Enthusiast System Architecture
- Entity-attribute-value model
- Entity-relationship model
- Entity–attribute–value model
- Entity–relationship model
- ENVI (software)
- Environmental Modeling Center
- Environmental Science Services Administration
- Envisat
- EOSDIS
- Ephemeralization
- Epi Map
- Epidemiology
- Epiphany (feeling)
- Epiphany Eyewear
- Epipolar geometry
- Epistemic modal logic
- Epitome (data processing)
- Epsilon photography
- Equal Earth projection
- Equator
- Equatorial bulge
- Equidistant conic projection
- Equipotential
- Equirectangular projection
- ERA-40
- ERDAS IMAGINE
- Erdős–Burr conjecture
- Erdős–Gyárfás conjecture
- Erdős–Hajnal conjecture
- Erdős–Rényi model
- Ergodic literature
- ERIKA Enterprise
- EROS (satellite)
- Error bar
- Error diffusion
- Erythraean Sea
- Escola de Sagres
- ESP Easy
- ESP8266
- ESPRIT project
- Espruino
- Esri
- Esri Canada
- Esri grid
- Esri TIN
- Estate map
- Ethical, Legal and Social Aspects research
- Ethics of artificial intelligence
- Ethology
- ETSI Satellite Digital Radio
- EU Open Data Portal
- EUCARIS
- Euclidean distance
- Euclidean shortest path
- Euclidean space
- Euclidean vector
- Euler (software)
- Euler operator
- Eumetcast
- Euratlas
- Eureqa
- EuResist
- Europa Imaging System
- Europa Thermal Emission Imaging System
- European Centre for Medium-Range Weather Forecasts
- European Combined Geodetic Network
- European Conference on Underwater Acoustics
- European Conference on Wireless Sensor Networks
- European environmental research and innovation policy
- European grid
- European Organisation for the Exploitation of Meteorological Satellites
- European Research Center for Information Systems
- European Satellite Navigation Competition
- European Soil Database
- European Space Agency
- European Terrestrial Reference System 1989
- European Union as an emerging superpower
- European Working Group on Multiple Criteria Decision Aiding
- Eurozine
- Event (computing)
- Event detection for WSN
- Event store
- Event stream processing
- Eventual consistency
- Evidence-based library and information practice
- Evidential reasoning approach
- Evolutionary algorithm
- Evolutionary developmental robotics
- Evolving classification function
- Evolving intelligent system
- Evolving network
- EWMA chart
- Ex-meridian
- Executive information system
- Exif
- EXist
- Existential risk from artificial general intelligence
- Exnovation
- Exonym and endonym
- Expander mixing lemma
- Expectation–maximization algorithm
- Expeed
- Experimental cancer treatment
- Expert system
- Expert systems for mortgages
- Explainable artificial intelligence
- Explained variation
- Explicit modeling
- Explicit semantic analysis
- Exploratory data analysis
- Exploratory engineering
- Exploratory search
- Exponential random graph models
- Exposure fusion
- Express.js
- Extended enterprise
- Extended Kalman filter
- Extended reality
- Extended Semantic Web Conference
- Extended Vector Animation
- Extensible MPEG-4 Textual Format
- Extract, transform, load
- Extrapolation
- Extrapolation domain analysis
- Extremal optimization
- Extropianism
- Eye tracking
- EyeTap
- EyeToy
- F-logic
- F1 score
- Face2face
- Facebook Bluetooth Beacon
- Facebook Graph Search
- Facial recognition system
- FACSAT-1
- Factor analysis
- Factorial moment measure
- Factorization
- Faint Object Camera
- FalconView
- Fall line (topography)
- False color
- False discovery rate
- False radiosity
- Family tree
- Fan chart (statistics)
- Fan chart (time series)
- Fan triangulation
- Fantasy map
- FAO Country Profiles
- FAO GM Foods Platform
- Far-Play
- Far-red
- Farnsworth-Munsell 100 hue test
- Farrow & Ball
- Farthest-first traversal
- Fast automatic restoration
- Fast Fourier Transform Telescope
- Fast wavelet transform
- Fast-and-frugal trees
- Fasten (company)
- Fat client
- Fault tolerance
- Feature (computer vision)
- Feature (machine learning)
- Feature Analyst
- Feature data
- Feature detection (computer vision)
- Feature extraction
- Feature selection
- Features from accelerated segment test
- Federal Geographic Data Committee
- Federal Information Processing Standard state code
- Federated database system
- Federated learning
- Federation of Enterprise Architecture Professional Organizations
- Feedback-controlled electromigration
- Feeld
- Femtotechnology
- Fengyun
- Feral information systems
- Fermi filter
- Fernanda Viégas
- Ferret Data Visualization and Analysis
- Ferroelectric liquid crystal display
- Ferroelectric RAM
- FESOM
- Fibre optic gyrocompass
- Fibre to the office
- Fiducial marker
- Field (geography)
- Field (mathematics)
- Field force automation
- Field service management
- Field Trip (application)
- Field-emission display
- Field-Map
- Figure of the Earth
- Figure-ground diagram
- Figure-ground in map design
- Fiji (software)
- File format
- File system
- File Transfer Protocol
- Filename extension
- Film colorization
- Filter bank
- Financial innovation
- Financial networks
- Findability
- Fine Guidance Sensor and Near Infrared Imager and Slitless Spectrograph
- Finger tracking
- Finite element method
- Finite Volume Community Ocean Model
- Finite-state machine
- Finnish Defence Intelligence Agency
- Fire Eagle
- Fire urgency estimator in geosynchronous orbit
- FireChat
- Firefox
- Firetide
- First principal meridian
- First-order logic
- FitFinder
- Fitness model (network theory)
- FITS
- Fityk
- Five laws of library science
- Five room puzzle
- Fix (position)
- Fixed-pattern noise
- Fixed-radius near neighbors
- FLAME clustering
- FlashPix
- Flat-field correction
- Flat-file database
- Fleet management
- Flexible electronics
- FlexPro
- FLIC (file format)
- Flight management system
- Flight simulator
- Flight traffic mapping
- Floating ecopolis
- Floating landing platform
- Floating wind turbine
- Flock-1
- FloodSim
- Flook (app)
- Flora Hiperspectral
- Florence Nightingale
- Flow map
- Flow network
- Flow process chart
- Flow visualization
- Flow-following, finite-volume Icosahedral Model
- Floyd–Steinberg dithering
- Floyd–Warshall algorithm
- Fluid animation
- Fluidics
- Fluorescence
- Flying car
- FMRIB Software Library
- FOAF (ontology)
- Focal length
- Focus (computing)
- Focus recovery based on the linear canonical transform
- Focus stacking
- Fog computing
- Fog robotics
- Fog signal station
- Foghorn
- Folksonomy
- Food truck
- Forbidden graph characterization
- Force-directed graph drawing
- Foresight (futures studies)
- Forest plot
- Format war
- Formative context
- Fort McMoney
- Fortran
- Forward kinematics
- Foundational innovation
- Founders' Pie Calculator
- Fourier analysis
- Fourier transform
- Foursquare City Guide
- Foveated imaging
- Foveated rendering
- Fowlkes–Mallows index
- Fractal
- Fractal compression
- Fractional graph isomorphism
- Fractional wavelet transform
- Fragment identifier
- Frame (artificial intelligence)
- Frame fields in general relativity
- Frame language
- Frame of reference
- Frame problem
- Frame-dragging
- Framebuffer
- Fraser Stoddart
- Fred (chatterbot)
- Frederick Wilfrid Lancaster
- Free and open-source software
- Free boundary condition
- Free Lossless Image Format
- Free software
- Free software license
- Free standard
- Free viewpoint television
- Freedman–Diaconis rule
- Freedom™
- Freeform surface modelling
- FreeSurfer
- FreeTrack
- Freeware
- Freifunk
- Freightliner Inspiration
- Frequency distribution
- Frequency partition of a graph
- Friendly artificial intelligence
- Friendship paradox
- Front controller
- Front end innovation
- FrontlineSMS
- Fréchet distance
- Fsc2
- Fujifilm FinePix Real 3D
- Fuk Li
- Full spectral imaging
- Fullerene
- Function model
- Function representation
- Functional boxplot
- Functional software architecture
- Fundamental plane (spherical coordinates)
- Funnel chart
- Funnel plot
- Fusion Camera System
- Fusion center
- Fusion power
- Fusion rocket
- FusionCharts
- Future Air Navigation System
- Future Airborne Capability Environment
- Future and Emerging Technologies
- Future Character of Conflict
- Future food technology
- Future history
- Future of Earth
- Future of Humanity Institute
- Future of Life Institute
- Future proof
- Future Soldier 2030 Initiative
- Futures studies
- Futures techniques
- Futures wheel
- Futuribles International
- Futurism (Judaism)
- Fuzzy agent
- Fuzzy architectural spatial analysis
- Fuzzy classification
- Fuzzy clustering
- Fuzzy logic
- FXG
- G factor (psychometrics)
- G-Book
- G.9963
- G.9970
- G.9972
- G.hn
- G7 Method
- Gabbay's separation theorem
- Gabor atom
- Gabor filter
- Gabor wavelet
- GADM
- Gal's accurate tables
- Galbraith plot
- Galileo (satellite navigation)
- Gall isographic projection
- Gall stereographic projection
- Gall–Peters projection
- Galvanize (software company)
- Game theory
- Games for Change
- GameSim
- Gamestorming
- Gamut
- Gantt chart
- Gaofen 1
- Gap Analysis Program
- GapChart
- Garmin
- Garmin BaseCamp
- Gas networks simulation
- Gaspard Monge
- Gaussian blur
- Gaussian grid
- Gaussian process
- Gaussian random field
- Gauss–Boaga projection
- Gauss–Krüger coordinate system
- Gazetteer
- Gazetteer for Scotland
- Gazetteer of Australia
- Gazetteer of the Persian Gulf, Oman and Central Arabia
- GB & Smith
- Gbanga
- GDAL
- GeaBios
- Geary's C
- Gecko (software)
- Gellish
- GemIdent
- Gene regulatory network
- Gene therapy
- Gene therapy of the human retina
- General Atomics
- General Atomics Avenger
- General Atomics MQ-1 Predator
- General Atomics MQ-9 Reaper
- General circulation model
- General Data Protection Regulation
- General formal ontology
- General levelling of France
- General Perspective projection
- General purpose technology
- General-purpose computing on graphics processing units
- Generalised Hough transform
- Generalized distributive law
- Generalized lifting
- Generalized linear model
- Generalized structure tensor
- Generation loss
- Generative adversarial network
- Generative Modelling Language
- Generic data model
- Generic Mapping Tools
- GENESIS (software)
- Genetic algorithm
- Genetic engineering
- Genetically modified food
- Genetically modified tree
- GenI process
- Genogram
- Geo (microformat)
- Geo URI scheme
- Geo warping
- Geo-blocking
- Geo-fence
- Geo-imputation
- Geo-Wiki
- GeoAPI
- GEOBASE
- GeoBase (geospatial data)
- Geocaching
- Geocode
- Geocoding
- Geocoin
- GeoDa
- Geodemographic segmentation
- Geodesic grid
- Geodesist
- Geodesy
- Geodetic control network
- Geodetic datum
- Geodetic Engineering
- Geodirectory
- Geodynamics
- GeoEye
- GeoEye-1
- Geographers' A-Z Map Company
- Geographic contiguity
- Geographic coordinate conversion
- Geographic coordinate system
- Geographic data and information
- Geographic Data Files
- Geographic information retrieval
- Geographic information science
- Geographic Information Science and Technology Body of Knowledge
- Geographic information system
- Geographic information systems in China
- Geographic information systems in geospatial intelligence
- Geographic Names Information System
- Geographic targeting
- Geographical cluster
- Geographical database
- Geographical distance
- Geographical indication
- Geographical Names Board of Canada
- Geographical Operations System
- Geography
- Geography (Ptolemy)
- Geography and cartography in medieval Islam
- Geography Markup Language
- Geohash
- Geohash-36
- Geohorizon
- Geoid
- Geoinformatics
- GeoJSON
- Geolocation
- Geolocation in online gambling
- Geolocation software
- Geologic map
- Geological Survey of Canada
- Geology
- Geomagnetic pole
- Geomarketing
- Geomatics
- GeoMedia
- GeoMesa
- Geomessaging
- Geometric data analysis
- Geometric design
- Geometric feature learning
- Geometric graph theory
- Geometric mean filter
- Geometric median
- Geometric modeling
- Geometric networks
- Geometric primitive
- Geometric process
- Geometric spanner
- Geometric transformation
- Geometry
- Geometry instancing
- Geometry pipelines
- Geometry processing
- Geomium
- GeoMod
- Geomontography
- Geomorphology
- Geomorphometry
- GeoNames
- GEOnet Names Server
- GeoNetwork opensource
- GeoPackage
- GeoPDF
- Geophysical MASINT
- GeoPlace
- GeoPlanet
- Geoportal
- Geopotential height
- Geoprocessing
- GeoReader
- GeoRef
- Georeferencing
- Georelational data model
- George Furnas
- George G. Robertson
- George Joseph (scientist)
- George W. G. Allen
- Georges Matheron
- GeoRSS
- GeoSciML
- Geoscope
- GeoServer
- GeoSMS
- Geosocial networking
- Geosoft
- Geospatial (disambiguation)
- Geospatial analysis
- Geospatial content management system
- Geospatial Information Authority of Japan
- Geospatial information officer
- Geospatial Information Regulation Bill
- Geospatial intelligence
- Geospatial metadata
- Geospatial PDF
- Geospatial predictive modeling
- Geospatial Research Centre
- Geospatial Research Laboratory
- Geospatial topology
- GeoSTAC
- Geostationary Carbon Cycle Observatory
- Geostationary Ocean Color Imager
- Geostationary Operational Environmental Satellite
- Geostationary orbit
- Geostatistics
- GeoSUR
- Geosynchronous orbit
- Geotagged photograph
- Geotagging
- Geotargeting
- GeoTIFF
- GeoTime
- GeoTools
- Geovisualization
- Geoweb
- GeoWeb Conference
- GeoXACML
- Gerard K. O'Neill
- Gerardo Meléndez
- German Emigrants Database
- German Naval Grid System
- German toponymy
- Gerrymandering
- Gestigon
- Getty Thesaurus of Geographic Names
- Geworkbench
- GfK
- Ghrsst-pp
- Giambattista Nolli
- Giant Global Graph
- Giatec Scientific
- GIF
- Gifar
- Gigamacro
- Gilbert–Johnson–Keerthi distance algorithm
- Gimbal lock
- Gimbal, Inc.
- Ginga Scout
- Ginkgo CADx
- Girvan–Newman algorithm
- GIS and aquatic science
- GIS and environmental governance
- GIS and hydrology
- GIS and public health
- GIS applications
- GIS Day
- GIS file formats
- GIS in archaeology
- GIS in environmental contamination
- GIS Live DVD
- GIS United
- GISCorps
- GitHub
- Glacial boundary
- Glacio-geological databases
- Glass OS
- Glide (API)
- Glob (visual system)
- Global air-traffic management
- Global Area Reference System
- Global Banking & Finance Awards
- Global brain
- Global catastrophic risk
- Global Change Information System
- Global Consciousness Project
- Global Earth Observation System of Systems
- Global Ecosystem Dynamics Investigation lidar
- Global Environmental Multiscale Model
- Global Forecast System
- Global information system
- Global Innovation Index
- Global Map
- Global Mapper
- Global Maritime Situational Awareness
- Global Navigation Grid Code
- Global Positioning System
- Global production network
- Global relief model
- Global Research Identifier Database
- Global Strategic Trends Programme
- Global warming game
- Globe
- GLOH
- GLONASS
- GloriaFX
- Glospace SGK-70
- Glossary of artificial intelligence
- Glossary of geography terms
- Glossary of graph theory terms
- Glossary of library and information science
- GME of Deutscher Wetterdienst
- GMOSAIC
- GNOME
- Gnomonic projection
- GNOWSYS
- GNSS applications
- GNSS augmentation
- GNSS positioning calculation
- GNSS reflectometry
- GNSS software-defined receiver
- GNU General Public License
- GNU Octave
- Gnumeric
- Gnuplot
- Go (programming language)
- GO-ESSP
- Go-Jek
- Goal programming
- Goddard Earth Observing System
- GOLD (ontology)
- Goldberg–Seymour conjecture
- Golden Age of Netherlandish cartography
- Golden Software
- GoMeta
- Good Smartphone Activated Medics
- Goode homolosine projection
- Google Chrome
- Google Chrome Frame
- Google Clips
- Google Earth
- Google Flu Trends
- Google Glass
- Google Images
- Google Latitude
- Google Maps
- Google Maps pin
- Google Native Client
- Google Person Finder
- Google Squared
- Google Street View
- Google Web Toolkit
- Google.ai
- GoPro
- Gore (segment)
- Governance Interoperability Framework
- Gowalla
- GoWarrior
- GPS aircraft tracking
- GPS drawing
- GPS Exchange Format
- GPS navigation device
- GPS navigation software
- GPS signals
- GPS spoofing
- GPS tracking unit
- GPS watch
- GPS wildlife tracking
- GPS-aided GEO augmented navigation
- GPS/INS
- GPS2SMS
- GPSBabel
- Grab (company)
- GrabCut
- Grace (plotting tool)
- Grade (slope)
- Gradient
- Gradient network
- Gradient pattern analysis
- Gradient-domain image processing
- GrADS
- Grails (framework)
- Grammar systems theory
- Graph (abstract data type)
- Graph (discrete mathematics)
- Graph algebra
- GRAph ALigner (GRAAL)
- Graph amalgamation
- Graph canonization
- Graph coloring
- Graph cuts in computer vision
- Graph database
- Graph drawing
- Graph dynamical system
- Graph edit distance
- Graph entropy
- Graph equation
- Graph homomorphism
- Graph isomorphism
- Graph literacy
- Graph of a function
- Graph property
- Graph removal lemma
- Graph Style Sheets
- Graph theory
- Graph traversal
- GraphCalc
- GraphCrunch
- Graphene
- Graphene production techniques
- Grapher
- Grapheur
- GraphExeter
- Graphic design
- Graphic organizer
- Graphical user interface
- Graphics
- Graphics tablet
- Graphlets
- Graphon
- GRASS GIS
- Grassfire transform
- Grassmann's laws (color science)
- Gravity model
- Gray card
- Gray level size zone matrix
- GRDDL
- Great circle
- Great Conversation
- Great-circle distance
- Great-circle navigation
- Greedy geometric spanner
- Green Kenue
- Green Map
- GreenPeak Technologies
- GreenSpace
- Greenwood statistic
- Gregory Charvat
- Gretl
- Grey
- Gri graphical language
- GRIB
- Grid (spatial index)
- Grid north
- Grid reference
- Grindr
- Ground control station
- Ground effect train
- Ground sample distance
- Ground track
- Ground truth
- Groundhog Technologies
- Group on Earth Observations
- GrowCut algorithm
- Growth of photovoltaics
- GS50 projection
- GSHHG
- Guardly
- Guetzli
- Guidance, navigation, and control
- Guide to information sources
- Guifi.net
- Guizhou WZ-2000
- Gurtam
- Guyou hemisphere-in-a-square projection
- GvSIG
- GyPSii
- Gyroscope
- Géoportail
- Gödel machine
- Haar-like feature
- Hachure map
- Haiku Vector Icon Format
- Halide (programming language)
- Halite AI Programming Competition
- Hammer projection
- Hammer retroazimuthal projection
- Hamming distance
- Hand-colouring of photographs
- Handheld projector
- Handshaking lemma
- Handwriting recognition
- Hanspeter Pfister
- Hard copy
- Harmonic wavelet transform
- Harmony (color)
- Harris affine region detector
- Harris Geospatial
- Hart InterCivic
- Harvard Laboratory for Computer Graphics and Spatial Analysis
- HarvestChoice
- Haskell
- Hasse diagram
- Haystack (MIT project)
- Hazard map
- Hazel Hall (information scientist)
- HAZUS
- HDCI
- HDF Explorer
- HDMI
- HDR PhotoStudio
- Head transplant
- Head-mounted display
- Head-up display
- Head/tail Breaks
- Header (computing)
- Heading (navigation)
- HEALPix
- Health
- Health 3.0
- Health administration
- Health and usage monitoring systems
- Health effects of 3D
- Health geography
- Health management system
- Heat kernel signature
- Height above ground level
- Helen Brownson
- Helicon double-layer thruster
- Heliospheric imager
- Hellenic Geodetic Reference System 1987
- Hemicube (computer graphics)
- Hemispheres of Earth
- Hemispherical photography
- Her (dating app)
- Here (company)
- Here be dragons
- Here WeGo
- Hereditary property
- Heritage Operations Processing System
- Hermes Road Measurement System
- Hermite interpolation
- Hermite spline
- Heroic theory of invention and scientific development
- Hershey fonts
- Hessian affine region detector
- Heterarchy
- Heterogeneous database system
- Heuristic (computer science)
- Heuristics in judgment and decision-making
- Hex map
- Hex triplet
- Hexadecimal
- Hexadecimal geographic coordinate system
- Hexagon AB
- HHCode
- Hicks-neutral technical change
- Hidden innovation
- Hidden Markov model
- Hierarchical closeness
- Hierarchical clustering
- Hierarchical control system
- Hierarchical Data Format
- Hierarchical network model
- Hierarchical RBF
- Hierarchical task network
- High Efficiency Image File Format
- High Efficiency Video Coding
- High Efficiency Video Coding implementations and products
- High Efficiency Video Coding tiers and levels
- High Resolution Wide Swath SAR imaging
- High-dynamic-range imaging
- High-level programming language
- High-resolution dynamics limb sounder
- High-resolution picture transmission
- High-temperature superconductivity
- Hilbert R-tree
- Himawari (satellite)
- Himawari 8
- Himawari 9
- Hindsight optimization
- Hinge (app)
- HiROS
- HistoAtlas
- Histogram
- Histogram equalization
- Histogram matching
- Histogram of oriented displacements
- Histogram of oriented gradients
- Historical geographic information system
- History of business architecture
- History of cartography
- History of Cartography Project
- History of navigation
- History of numerical weather prediction
- History of science and technology
- History of the Portable Document Format (PDF)
- Hive Connected Home
- HL7 Services Aware Interoperability Framework
- Hobo–Dyer projection
- Holarchy
- Holographic display
- Holographic interference microscopy
- Holography
- HoloLens 2
- Holon (philosophy)
- Home automation
- Home fuel cell
- Home of the future
- Homeomorphism (graph theory)
- HomeOS
- Homoarchy
- Homodyne detection
- Homogeneity and heterogeneity
- Homogeneous coordinates
- Homomorphic equivalence
- Homomorphic filtering
- Homophily
- Hooch (application)
- Hopkins statistic
- Horizontal coordinate system
- Horizontal position representation
- HORTA (mining)
- Hosaka plot
- Hoshen–Kopelman algorithm
- Hough transform
- House of the Future (Phoenix)
- Houston Direct Navigation Company
- Hovertrain
- How Long Is the Coast of Britain? Statistical Self-Similarity and Fractional Dimension
- HP-GL
- Hqx
- HR3D
- HTML5
- HTML5 in mobile devices
- HTTPRange-14
- Hue
- Huggle (app)
- Human biocomputer
- Human disease network
- Human error
- Human factors and ergonomics
- Human geography
- Human hair color
- Human information interaction
- Human intelligence (intelligence gathering)
- Human Problem Solving
- Human resource management system
- Human visual system model
- Human-centered computing
- Human-in-the-loop
- Humanities Advanced Technology and Information Institute
- Human–computer interaction
- Humidity Sounder for Brazil
- Hurricane Weather Research and Forecasting Model
- Huygens Software
- HY (satellite)
- Hybrid intelligent system
- Hybrid navigation
- Hybrid neural network
- Hybrid positioning system
- Hydraulic power network
- Hydroacoustics
- Hydrogen economy
- Hydrogen vehicle
- Hydrographic survey
- Hydrography
- Hydrology
- Hydronym
- Hype cycle
- Hyperbolic coordinates
- Hyperbolic geometric graph
- Hyperbolic tree
- HyperFun
- Hypergraph
- Hyperloop
- Hyperloop UPV
- Hypermedia
- Hyperspectral imaging
- Hypertext
- Hypertext Transfer Protocol
- Hypsometer
- Hypsometric equation
- Hypsometric tints
- Hypsometry
- I = PAT
- IATA airport code
- IBeacon
- IBM Db2 Family
- IBM Informix
- IBM Research
- ICAD (software)
- ICAO airport code
- ICarbonX
- Ice navigation
- ICEM Surf
- ICER
- Ichthyology and GIS
- ICO (file format)
- Icosian calculus
- Icosian game
- ID (software)
- Ideation (creative process)
- Identicon
- Identifiability analysis
- Identity correlation
- Identity line
- Identity matrix
- Ideogram
- IDL (programming language)
- IEEE 1902.1
- IEEE 802.1aq
- IEEE Geoscience and Remote Sensing Society
- IEEE Smart Grid
- IEEE Transactions on Image Processing
- IERS Reference Meridian
- IFTTT
- IGES
- IGlue
- Ignorance management
- IGO (software)
- IGOR Pro
- IJCAI Computers and Thought Award
- Ikonos
- Ilastik
- ILBM
- Illumination (image)
- Illusion of validity
- ILWIS
- Image analogy
- Image analysis
- Image compression
- Image Cytometry Standard
- Image derivatives
- Image destriping
- Image differencing
- Image editing
- Image file formats
- Image foresting transform
- Image formation
- Image geometry correction
- Image gradient
- Image histogram
- Image noise
- Image plane
- Image processor
- Image quality
- Image rectification
- Image registration
- Image resolution
- Image restoration
- Image scaling
- Image scanner
- Image segmentation
- Image sensor format
- Image stitching
- Image Studio Lite
- Image SXM
- Image translation
- Image warping
- Image-based meshing
- Image2Text
- ImageApp
- ImageJ
- ImageMagick
- ImageNets
- Imagery analysis
- Imagery intelligence
- Imaginary color
- IMAGINE Photogrammetry
- Imagined speech
- Imaging phantom
- Imaging radar
- Imaging science
- Imaging technology
- Imago Mundi
- Imixs-Workflow
- Immersion (virtual reality)
- Immersive commerce
- Immersive technology
- Imperial Gazetteer of England and Wales
- Imperial Gazetteer of Scotland
- Imperial units
- Implication (information science)
- Implicit graph
- Implicit Shape Model
- Implicit Web
- Impossible color
- In-memory database
- Incidence poset
- InciWeb
- Incremental heuristic search
- INDECT
- Independence (probability theory)
- Index (publishing)
- Index map
- Index of color-related articles
- Index of dispersion
- INDEX PlanBuilder Planning Support Software
- Indexed color
- Indexing software
- India as an emerging superpower
- Indian buffet process
- Indian Regional Navigation Satellite System
- Indian Remote Sensing Programme
- Indicators of spatial association
- Indigenous mapping
- Individual mobility
- Indoor geolocation
- Indoor positioning system
- Induced innovation
- Inductive programming
- Industrial artificial intelligence
- Industrial augmented reality
- Industrial design
- Industrial internet of things
- Industry 4.0
- Inertial frame of reference
- Inertial measurement unit
- Inference engine
- Infinity (upcoming video game)
- Infltr
- Influence diagram
- Infobox
- Infographic
- Informatics
- Informatics Corporation of America
- Information
- Information access
- Information and communications technology
- Information and computer science
- Information and media literacy
- Information architecture
- Information Architecture Institute
- Information audit
- Information bottleneck method
- Information broker
- Information culture
- Information engineering
- Information ethics
- Information explosion
- Information extraction
- Information filtering system
- Information flow
- Information foraging
- Information geometry
- Information history
- Information integration
- Information literacy
- Information logistics
- Information management
- Information Management Body of Knowledge
- Information mapping
- Information model
- Information pollution
- Information privacy
- Information Processes and Technology
- Information Processing and Management
- Information processing theory
- Information processor
- Information professional
- Information quality
- Information retrieval
- Information Rules
- Information school
- Information science
- Information scientist
- Information search process
- Information seeking
- Information silo
- Information society
- Information space analysis
- Information strategist
- Information system
- Information Systems Journal
- Information Systems Security Association
- Information systems success model
- Information technology
- Information technology architecture
- Information Technology Management Reform Act of 1996
- Information theory
- Information visualization
- Information: The New Language of Science
- Informationist
- Informative modelling
- Informatization
- Informedia Digital Library
- Informetrics
- Informing science
- Infosphere
- Infrared
- Infrared Array Camera
- Infrared window
- Infrastructure
- Infrastructure bias
- Infrastructure for Spatial Information in the European Community
- Ingenuity
- Inglehart–Welzel cultural map of the world
- Ingress (video game)
- Inkjet printing
- Inkscape
- Inland Electronic Navigational Charts
- Innovation
- Innovation butterfly
- Innovation competition
- Innovation economics
- Innovation intermediary
- Innovation journalism
- Innovation leadership
- Innovation management
- Innovation management measurement
- Innovation skill
- Innovation system
- Inpainting
- Input device
- Input/output
- InRule Technology
- Inside GNSS
- InsideAR
- Insight Guides
- Insight Segmentation and Registration Toolkit
- Instant messaging
- Instantatlas
- Insteon
- Insteon (company)
- Institute for Environmental Solutions
- Institute for Futures Research
- Institute for the Future
- Institute of Navigation
- Instrumental convergence
- Integral channel feature
- Integral imaging
- Integrated criminal justice information system
- Integrated Data Viewer
- Integrated development environment
- Integrated Forecast System
- Integrated Geo Systems
- Integrated geography
- Integrated Operations in the High North
- Integrated Public Sector Vocabulary
- Integrated Software for Imagers and Spectrometers
- Integrated vehicle health management
- Integrating Vision Toolkit
- Intel Array Visualizer
- Intel Edison
- Intel RealSense
- Intellectual property
- Intelligence agency
- Intelligence amplification
- Intelligence analysis
- Intelligence collection management
- Intelligence cycle management
- Intelligence engine
- Intelligent agent
- Intelligent control
- Intelligent database
- Intelligent decision support system
- Intelligent Decision System
- Intelligent environment
- Intelligent maintenance system
- Intelligent transformation
- Intelligent transportation system
- Intellipedia
- Intelliwave Technologies
- Inter-process communication
- Inter-Services Topographic Department
- Interacting particle system
- Interaction
- Interaction design
- Interaction model
- Interaction soil–biosphere–atmosphere (model system)
- Interactive art
- Interactive communication
- Interactive computing
- Interactive data visualization
- Interactive Decision Maps
- Interactive media
- Interactive skeleton-driven simulation
- Interactive video compositing
- Interactive visualization
- Interactive whiteboard
- Interactivity
- Intercept method
- Interdependent networks
- Interest point detection
- Interface (computing)
- Interferometric modulator display
- Interferometric synthetic-aperture radar
- Interferometric visibility
- Intergovernmental Bureau for Informatics
- Intergraph
- Interlis
- Intermediate General Circulation Model
- Internal Market Information System
- International Association of Marine Aids to Navigation and Lighthouse Authorities
- International Cartographic Association
- International Colour Day
- International Comprehensive Ocean-Atmosphere Data Set
- International Conference on Digital Audio Effects
- International Conference on Information Processing in Sensor Networks
- International Date Line
- International Hydrographic Organization
- International Ice Patrol
- International Innovation Index
- International Institute for Advanced Studies in Systems Research and Cybernetics
- International Institute for Nanotechnology
- International Journal of Cartography
- International Journal of Remote Sensing
- International Journal on Semantic Web and Information Systems
- International Map Industry Association
- International Map of the World
- International Organization for Standardization
- International Phonetic Alphabet chart
- International Society for Knowledge Organization
- International Society for Photogrammetry and Remote Sensing
- International Soil Reference and Information Centre
- International standard
- International Symposium on Graph Drawing
- International waters
- Internationalization and localization
- Internationalized Resource Identifier
- Internaut
- Internavi
- Internet
- Internet 0
- Internet Content Rating Association
- Internet Digital DIOS
- Internet Engineering Task Force
- Internet Map Server
- Internet of things
- Internet protocol suite
- Internet Research (journal)
- Interoperability
- Interpenetrating polymer network
- Interplanetary Internet
- Interpolation
- Interpolation (computer graphics)
- Intersection (set theory)
- Interstellar travel
- Interviewer effect
- Intrinsic dimension
- InTru3D
- Intuition
- Inverse distance weighting
- Inverse kinematics
- Inverse problem
- Inverse synthetic-aperture radar
- Inverted index
- Inverted spectrum
- InVesalius
- Investigative Data Warehouse
- Investment-specific technological progress
- Invizimals
- IoBridge
- Ion thruster
- Ionospheric Occultation Experiment
- IoTivity
- IP Multimedia Subsystem
- IP2Location
- IPassMe
- IPO model
- IPSO Alliance
- IPv6 deployment
- IQRF
- IRCF360
- Iridescence
- Irish grid reference system
- Irish Transverse Mercator
- IRows
- ISA100.11a
- ISCRAM
- ISmartAlarm
- ISO 12234-2
- ISO 12639
- ISO 15926
- ISO 19114
- ISO 6709
- ISO base media file format
- ISO/IEC JTC 1/SC 24
- ISO/IEC JTC 1/SWG 5
- ISO/IEC JTC1/SC31/WG5
- ISO/TC 211 Geographic information/Geomatics
- Isoazimuth
- Isochrone map
- Isolation (database systems)
- Isoline retrieval
- Isopach map
- Isoscapes
- Isosurface
- ISPRS Journal of Photogrammetry and Remote Sensing
- Israeli Cassini Soldner
- Israeli Transverse Mercator
- ISS-RapidScat
- Issue-based information system
- IT operations analytics
- Iterative reconstruction
- Itinerarium
- Itinerarium Burdigalense
- ITK-SNAP
- IVMS
- IVUE
- Jaccard index
- Jack Dangermond
- Jack'd
- Jacobi coordinates
- Jacques Bertin
- Jaggies
- Jaro–Winkler distance
- Jason-1
- Jason-3
- JAUS
- Java (programming language)
- Java Analysis Studio
- Java Platform, Enterprise Edition
- Java Platform, Micro Edition
- Java view technologies and frameworks
- JavaScript
- JavaServer Faces
- JBIG
- JBIG2
- JBoss Seam
- JEDMICS
- Jenks natural breaks optimization
- Jerome C. Glenn
- JerryScript
- Jiepang
- JMP (statistical software)
- Jock D. Mackinlay
- John Snow
- Joint application design
- Joint Bi-level Image Experts Group
- Joint constraints
- Joint Interface Control Officer
- Joint Regional Information Exchange System
- Jordan Transverse Mercator
- Josef Preishuber-Pflügl
- JOSM
- Journal of Graph Algorithms and Applications
- Journal of Strategic Information Systems
- Journey planner
- Joy's law (computing)
- JPEG
- JPEG 2000
- JPEG File Interchange Format
- JPEG Network Graphics
- JPEG XR
- JPEG XT
- JPEG-LS
- JPEGmini
- JPIP
- JSON
- JSON-LD
- JSwipe
- JT (visualization format)
- JTS Topology Suite
- JULES
- JUMP GIS
- Junaio
- JunoCam
- Jurisdiction
- K q-flats
- K-d tree
- K-distribution
- K-means clustering
- K-means++
- K-medians clustering
- K-medoids
- K-nearest neighbors algorithm
- K-SVD
- Kadir–Brady saliency detector
- Kaiserpanorama
- Kaleidica
- Kalman filter
- Kalypso (software)
- KarTrak
- Katchalski-Katzir algorithm
- Kavrayskiy VII projection
- Kaya identity
- Kernel (image processing)
- Kernel (linear algebra)
- Kernel (statistics)
- Kernel density estimation
- Kernel method
- Kernel-phase
- Key distribution in wireless sensor networks
- Key-value database
- Keyhole Markup Language
- KH-9 Hexagon
- KhalifaSat
- Kinect
- Kinematic chain
- Kinetica (software)
- Kinomap
- Kirix Strata
- Kirsch operator
- Kisekae Set System
- KNIME
- Knoa Software
- Knot (unit)
- Knowledge
- Knowledge acquisition
- Knowledge argument
- Knowledge base
- Knowledge economy
- Knowledge engineering
- Knowledge extraction
- Knowledge management
- Knowledge organization
- Knowledge organization system
- Knowledge policy
- Knowledge representation
- Knowledge representation and reasoning
- Knowledge spillover
- Knowledge transfer
- Knowledge worker
- Knowledge-based configuration
- Knowledge-based systems
- Known-item search
- Kochanek–Bartels spline
- Kolormondo
- Kongsberg Spacetec
- Kosmo
- Kreft's dichromaticity index
- Kriging
- Kronos effect
- Krossblade Aerospace Systems
- Krrb
- Kruithof curve
- Kubity
- Kullback–Leibler divergence
- Kuodi Zhi
- Kuwahara filter
- Kwangmyŏngsŏng-3 Unit 2
- Kwangmyŏngsŏng-4
- Kyl–Bingaman Amendment
- Křovák's projection
- L(h, k)-coloring
- Label Propagation Algorithm
- LabLynx
- Laboratory frame of reference
- Laboratory information management system
- LabPlot
- Labvantage
- LabWindows/CVI
- Lagrange multiplier
- Lagrange polynomial
- Lambda-connectedness
- Lambert azimuthal equal-area projection
- Lambert conformal conic projection
- Lambert cylindrical equal-area projection
- Lambert's cosine law
- Lanby buoy
- Lancichinetti–Fortunato–Radicchi benchmark
- Land administration
- Land allocation decision support system
- Land information system
- Land management
- Land navigation
- Land registration
- Land surface models (climate)
- Land tenure
- Land use capability map
- Land-Line
- LANDFIRE
- Landform
- Landmap
- Landmapper
- Landmark
- Landsat 1
- Landsat 2
- Landsat 3
- Landsat 4
- Landsat 5
- Landsat 6
- Landsat 7
- Landsat 8
- Landsat 9
- Landsat program
- Landscape
- Landscape connectivity
- Landscape ecology
- LandSerf
- Landweber iteration
- Lane departure warning system
- Language Server Protocol
- Lapan-TUBsat
- Laplace filter
- Laplace functional
- Laplacian matrix
- Lapse rate
- Laravel
- Large Emergency Event Digital Information Repository
- Largest empty rectangle
- Largest empty sphere
- LAS file format
- Laser Design, Inc.
- Laser guidance
- Laser printing
- Laser propulsion
- Laser rangefinder
- Laser scanning
- Laser tracker
- Laser video display
- Laser-powered phosphor display
- Laster Technologies
- Latent Dirichlet allocation
- Latent semantic analysis
- Latent variable
- Latent variable model
- Lateral thinking
- Latitude
- Latitudinally equal-differential polyconic projection
- Lattice graph
- Lattice Miner
- Law of the suppression of radical potential
- Laws of information systems
- Layar
- Layered graph drawing
- Layered Image File Format
- Layers (digital image editing)
- LCD crosstalk
- Lead market
- Lead user
- Leaf area index
- Leaflet (software)
- Leapfrogging
- Learning health systems
- Learning Tools Interoperability
- Least squares adjustment
- Lebesgue constant (interpolation)
- Lee conformal world in a tetrahedron
- Lee distance
- Lee shore
- Legacy system
- Legal expert system
- Legendre wavelet
- Leia (company)
- Lempel–Ziv–Welch
- Lenna
- Lenticular printing
- Leonardo's world map
- Let's Enhance
- Level (instrument)
- Level set (data structures)
- Level-set method
- Levelling
- Levenshtein distance
- Lever rule
- Lexis diagram
- LGTE
- LibLAS
- Library (computing)
- Library and information science
- Library and Information Science Abstracts
- Library catalog
- Library history
- Library linked data
- Library Literature and Information Science
- Library of Congress Linked Data Service
- Library, Information Science & Technology Abstracts
- Libre Map Project
- LibreOffice
- Librsvg
- Lidar
- LIDAR Analyst
- Life extension
- LIFE Factory Microgrid
- Lift (web framework)
- Lifting scheme
- Light characteristic
- Light dues
- Light field
- Light stage
- Light transport theory
- Lightfastness
- Lightness
- LightwaveRF
- Lightweight ontology
- LIMES Project
- Linde–Buzo–Gray algorithm
- Line chart
- Line coordinates
- Line detection
- Line fitting
- Line marker
- Line of greatest slope
- Line of purples
- Line pair
- Line segment intersection
- Linear algebra
- Linear belief function
- Linear dynamical system
- Linear interpolation
- Linear map
- Linear model of innovation
- Linear network coding
- Linear predictive analysis
- Linear programming
- Linear referencing
- Linear regression
- Linear scale
- Linear subspace
- Linear system
- Linear trend estimation
- Line–line intersection
- Line–plane intersection
- Linguistic Linked Open Data
- Link analysis
- Link Motion
- Link protection
- Linked data
- Linked Data Platform
- Linklog
- Linux
- Linux adoption
- LIONsolver
- List of 3D computer graphics software
- List of 3D modeling software
- List of 3D rendering software
- List of application servers
- List of artificial intelligence projects
- List of augmented reality software
- List of automated transit networks suppliers
- List of cameras which provide geotagging
- List of charting software
- List of climate research satellites
- List of color spaces and their uses
- List of common coordinate transformations
- List of content management systems
- List of devices using Mediatek SoCs
- List of Earth observation satellites
- List of emerging technologies
- List of European cities by elevation
- List of Fourier-related transforms
- List of future astronomical events
- List of geographic information systems software
- List of GIS data sources
- List of GPS satellites
- List of graph theory topics
- List of graphical methods
- List of highest mountains on Earth
- List of historical maps
- List of information graphics software
- List of information schools
- List of intelligence gathering disciplines
- List of JVM languages
- List of map projections
- List of mergers and acquisitions by Alphabet
- List of NASA cameras on spacecraft
- List of National Coordinate Reference Systems
- List of network theory topics
- List of numerical computational geometry topics
- List of ocean circulation models
- List of online map services
- List of open formats
- List of postal codes
- List of predictions
- List of programming languages for artificial intelligence
- List of programs for point cloud processing
- List of resurrected species
- List of rich Internet application frameworks
- List of satellites which have provided data on Earth's magnetosphere
- List of selected stars for navigation
- List of smart TV platforms and middleware software
- List of SPARQL implementations
- List of spatial analysis software
- List of statistical packages
- List of stories set in a future now past
- List of traffic separation schemes
- List of transforms
- List of UAV-related incidents
- List of unmanned aerial vehicle applications
- List of unmanned aerial vehicles
- List of wavelet-related transforms
- List of web service frameworks
- List of Wi-Fi microcontrollers
- List of wireless sensor nodes
- LiteOS
- Lithium–silicon battery
- Littrow projection
- Liturgical colours
- Live Home 3D
- Livewire Segmentation Technique
- Living Earth Simulator Project
- Living lab
- Lloyd's algorithm
- LM3LABS
- Load (computing)
- LOC record
- Locach
- Local Area Augmentation System
- Local binary patterns
- Local consistency
- Local convex hull
- Local coordinates
- Local Data Manager
- Local energy-based shape histogram
- Local feature size
- Local Government Category List
- Local information systems
- Local innovation system
- Local Land and Property Gazetteer
- Local Notice to Mariners
- Local pixel grouping
- Local positioning system
- Local reference frame
- Local tangent plane coordinates
- Local World Evolving Network Models
- Local-area augmentation system
- Localeze
- Locata Corporation
- Location
- Location as a service
- Location awareness
- Location estimation in sensor networks
- Location inference
- Location intelligence
- Location obfuscation
- Location theory
- Location-allocation
- Location-based game
- Location-based service
- LocationSmart
- Locative media
- Locator map
- Lockheed Martin
- Lockheed Martin Compact Fusion Reactor
- Log-polar coordinates
- Logbook
- Logic of graphs
- Logic programming
- Logical data model
- Logical schema
- Logluv TIFF
- LogMAR chart
- Log–log plot
- Loitering munition
- LoJack
- Long baseline acoustic positioning system
- Long Range Reconnaissance Imager
- Longhurst code
- Longitude
- Longitude by chronometer
- Loop (graph theory)
- Loop subdivision surface
- Loopt
- Lorentz transformation
- Lorenz curve
- Lossless compression
- Lossless JPEG
- Lossy compression
- Lost toponym
- Lovász conjecture
- Low Earth orbit
- Low poly
- Low-code development platform
- Low-energy adaptive clustering hierarchy
- Low-rate picture transmission
- Loximuthal projection
- Loxodromic navigation
- LRK
- LTE-M
- Lubber line
- Luciad
- Lucy–Hook coaddition method
- Lumus
- Lunar distance (navigation)
- Lunar distance method
- LusoVU
- LUTZ Pathfinder
- Lyft
- LyteShot
- M-3DI Standard
- M-tree
- MAC address
- MAC address anonymization
- MacChoro
- Machine learning
- Machine learning in physics
- Machine perception
- Machine vision
- Maclear's Beacon
- Macro (computer science)
- Macroblock
- Macroscope (methodology suite)
- Maes–Garreau law
- Magellan Navigation
- MAGESTIC
- Magic graph
- Magic Leap
- Magic Quadrant
- Magick Image File Format
- MagicPlot
- MagicTracer
- Maglev
- Magnetic deviation
- Magnetic positioning
- Magnetic refrigeration
- Magnetoresistive random-access memory
- Magnetostriction
- Mahalanobis distance
- Maidenhead Locator System
- Malaysian Centre of Remote Sensing
- Mallzee
- Maltego
- Management information system
- Mandat International
- Maneuvering board
- Mango (software)
- Manhattan plot
- Manifold
- Manifold System
- Manjam.com
- Manuel Lima
- Manufacture Modules Technologies
- Manufacturing execution system
- Map
- Map algebra
- Map analysis
- Map collection
- Map coloring
- Map communication model
- Map database management
- Map extent
- Map matching
- Map Overlay and Statistical System
- Map projection
- Map projection of the tri-axial ellipsoid
- Map regression
- Map series
- Map surround
- Map symbolization
- Map24
- MapAction
- MapBasic
- Mapbender
- Mapbox
- Mapcode
- MapDotNet
- MapGuide Open Source
- MapHook
- Mapillary
- MapInfo Corporation
- MapInfo Interchange Format
- MapInfo Professional
- Maple (software)
- MapleSim
- MapmyIndia
- Mapnik
- MapNTL.com
- Mappa mundi
- Mapping Imaging Spectrometer for Europa
- Mapping Services Agreement
- MapQuest
- MapReduce
- Maps of present-day countries and dependencies
- Maps.me
- MapServer
- Maptitude
- Mapumental
- MapWindow GIS
- MapWith.Us
- Mapzen
- Map–territory relation
- Marble (software)
- MARC standards
- March of the Machines
- Marching cubes
- Marching triangles
- Margin of error
- Marine Life Information Network
- Marine optical buoy
- Maritime pilot
- Marketing
- MarkLogic
- Markov chain
- Markov chain geostatistics
- Markov chain Monte Carlo
- Markov decision process
- Markup language
- Marrs green
- Marr–Hildreth algorithm
- Mars general circulation model
- Mars regional atmospheric modeling system
- Marsden square
- Martin M. Wattenberg
- Maryland lidar availability
- Maser
- Mashup (web application hybrid)
- Masking (art)
- Mass driver
- Mass surveillance
- Master of Business Informatics
- Master of Business Systems
- MasterImage 3D
- Materiality (digital text)
- Materialized view
- Materials system
- Mathematical diagram
- Mathematical knowledge management
- Mathematical morphology
- Mathematical optimization
- Mathematical statistics
- Mathematics
- Mathematics and art
- Mathieu wavelet
- MATLAB
- Matrix (mathematics)
- Matrix decomposition
- Matrix factorization (recommender systems)
- Matrix management
- Matérn covariance function
- MAVLink
- MAXI (ISS Experiment)
- Maximally stable extremal regions
- Maximum cardinality matching
- Maximum elevation figure
- Maximum likelihood estimation
- Maximum-entropy random graph model
- Maximum-value composite procedure
- MayaVi
- MBM (file format)
- Mcor Technologies Ltd
- MEAN (software bundle)
- Mean shift
- Means-ends analysis
- Measurement and signature intelligence
- Measuring attractiveness by a categorical-based evaluation technique (MACBETH)
- Mecha
- Media consumption
- Media ecology
- Media type
- Median filter
- Mediation-driven attachment model
- Medical imaging
- Medical intelligence and language engineering lab
- Medoid
- Megalethoscope
- Megastructures (architecture)
- Megha-Tropiques
- Memex
- MEMO model (wind-flow simulation)
- Memory color effect
- Memory institution
- Memristor
- Mental image
- Mental Images
- Mental model
- Mental rotation
- MENTOR routing algorithm
- Menu
- Mercator 1569 world map
- Mercator projection
- Merchlar
- Meridian (geography)
- Meridian altitude
- Meridian arc
- MERIS
- Mesh generation
- Mesh networking
- Mesh parameterization
- MeshBox
- Message Passing Interface
- Meta (company)
- Metaballs
- Metabibliography
- MetaboAnalyst
- MetaCarta
- Metaclass (Semantic Web)
- Metadata
- Metadata removal tool
- Metafile
- METAFOR
- Metaio
- Metamedia
- Metamerism (color)
- Metamodeling
- Metaphor
- METAR
- Meteorological reanalysis
- Meteorology
- Meteosat
- Meteosat 8
- Meteosat Second Generation
- Meteosat visible and infrared imager
- Meter data management
- MetOp
- MetOp-SG
- Metres above sea level
- METRIC
- Metric (mathematics)
- Metric space
- Metrominuto
- Metropolitan statistical area
- Metview
- Meva
- MeVisLab
- MEX file
- Meyer wavelet
- Mi-Case
- Micro air vehicle
- Micro T-Kernel
- Micro-Imaging Dust Analysis System
- Micro-SFP
- Microbarom
- Microcontent
- MicroDicom
- MicroDragon
- Microfactory
- Microformat
- MicroMSI
- Micropolygon
- Microsoft Access
- Microsoft Analysis Services
- Microsoft Edge
- Microsoft HoloLens
- Microsoft MapPoint
- Microsoft Research Maps
- Microsoft SQL Server
- Microsoft Windows
- MicroStation
- Microwave humidity sounder
- Microwave Imaging Radiometer with Aperture Synthesis
- Microwave limb sounder
- Microwave sounding unit
- Middle Eastern Geodatabase for Antiquities (MEGA)
- Middleware (distributed applications)
- Midpoint circle algorithm
- Mie scattering
- MIKE2.0 methodology
- Milbeaut
- Military geography
- Military Grid Reference System
- Military invention
- Mill pond
- Millennium Alliance for Humanity and the Biosphere
- Miller cylindrical projection
- Millipede memory
- Mimics
- Mindmap
- MindSphere
- Minecraft Earth
- MinHash
- Miniature UAV
- Miniaturization
- Minimal mappings
- Minimum bounding box
- Minimum bounding box algorithms
- Minimum bounding rectangle
- Minimum resolvable contrast
- Minimum spanning tree
- Minimum spanning tree-based segmentation
- Minkowski addition
- Minkowski distance
- Minkowski Portal Refinement
- Mirage World (app)
- Mired
- MIRI (Mid-Infrared Instrument)
- MiroSurge
- Mirror world
- MIS Quarterly Executive
- Misleading graph
- Missile Defense Alarm System
- Missile Technology Control Regime
- Missing Maps
- Mission Science Division
- MIT General Circulation Model
- MiWi
- Mixed binomial process
- Mixed graph
- Mixed reality
- Mixing patterns
- Mixture model
- MK-1TS
- MM5 (weather model)
- MMARP
- MN103
- Mobile commerce
- Mobile database
- Mobile development framework
- Mobile device
- Mobile enterprise application platform
- Mobile enterprise asset management
- Mobile local search
- Mobile location analytics
- Mobile mapping
- Mobile phone
- Mobile phone tracking
- Mobile wireless sensor network
- Mobility aid
- Mobility as a service
- Mobility triangles
- Mobitex
- Mobli
- MODCA
- Model for Prediction Across Scales
- Model year (computer modeling)
- Modeling perspective
- Modelur
- Model–view–controller
- Moderate Resolution Imaging Spectroradiometer
- Modern convenience
- Modern Polaxis
- Modifiable areal unit problem
- Modified Morlet wavelet
- Modified Transverse Mercator coordinate system
- Modular Ocean Model
- Modular optoelectronic multispectral scanner
- Modularity (networks)
- Modulo-N code
- Mojolicious
- Molecular graphics
- Molecular nanotechnology
- Mollweide projection
- Moment distance index
- Moment measure
- Moment of inertia
- Monarch (software)
- MoNav
- Mondrian (software)
- MongoDB
- Mongolian manuscript maps
- Mongoose OS
- Monitoring control and surveillance
- Monochromacy
- Monochromatic color
- Monochrome
- Monomolecular wire
- Monopulse radar
- Monotone cubic interpolation
- Monotone polygon
- Monsanto House of the Future
- Monte Carlo method
- Moore's law
- Moose (analysis)
- Moran's I
- Morph target animation
- Morphological antialiasing
- Mosaic plot
- Motion capture
- Motion chart
- Motion JPEG 2000
- Motion planning
- Motion TIFF
- Motor Vehicle Use Map
- Mottle
- Mountains of Kong
- MountainsMap
- Moving average
- Moving frame
- Moving object detection
- Moving Picture Experts Group
- MOZART (model)
- Mozilla
- Mozilla Foundation
- Mozilla Location Service
- MPEG-4 Part 11
- MPEG-4 Part 20
- MQTT
- MrSID
- MSU temperature measurements
- MTSAT Satellite Augmentation System
- MTV Ray Tracer graphic file
- Mulgara (software)
- MulteFire
- Multi-Agent Programming Contest
- Multi-angle imaging spectroradiometer
- Multi-attribute global inference of quality
- Multi-focus image fusion
- Multi-function structure
- Multi-Functional Transport Satellite
- Multi-level technique
- Multi-objective optimization
- Multi-Picture Format
- Multi-scale approaches
- Multi-trials technique
- Multi-vari chart
- Multicriteria classification
- Multidimensional network
- Multigraph
- Multigrid method
- Multilateration
- Multilayer perceptron
- Multimap.com
- Multimedia
- Multimedia cartography
- Multimedia database
- Multimedia Messaging Service
- Multimedia Web Ontology Language
- MultiMediaCard
- MultiNet
- Multiple Access with Collision Avoidance for Wireless
- Multiple buffering
- Multiple discovery
- Multiple satellite imaging
- Multiple-criteria decision analysis
- Multiple-image Network Graphics
- Multiresolution analysis
- Multisample anti-aliasing
- Multiscale decision-making
- Multiscale geometric analysis
- Multispectral image
- Multitier architecture
- MultiValue
- Multivariate analysis
- Multivariate interpolation
- Multivariate normal distribution
- Multivariate statistics
- Multiview projection
- Multiview Video Coding
- Mumford–Shah functional
- Munin (satellite)
- Munzee
- Museum of Failure
- My.com
- Mycroft (software)
- Myfox
- MySensors
- MySQL
- Möller–Trumbore intersection algorithm
- N-gram
- N-jet
- N-sphere
- N-vector
- Nadir
- Nadir (topography)
- Naismith's rule
- Naive Bayes classifier
- Naive semantics
- Named entity
- Named graph
- Named pipe
- Named-entity recognition
- Nano-RAM
- Nano-RK
- Nano-suction technology
- Nanodot
- Narrowband
- Narrowband IoT
- NASA
- NASA Earth Observatory
- NASA Standard Spacecraft Computer-I
- NASA WorldWind
- Nash-Williams theorem
- NatCarb
- National Address Gazetteer
- National Agriculture Imagery Program
- National Center for Atmospheric Research
- National Center for Geographic Information and Analysis
- National conventions for writing telephone numbers
- National Data Repository
- National Elevation Dataset
- National Geographic Maps
- National Geospatial Digital Archive
- National Geospatial-Intelligence Agency
- National Highway Traffic Safety Administration
- National Information Infrastructure
- National innovation system
- National Intelligence Council
- National Land and Property Gazetteer
- National Land Surveying and Mapping Center
- National lidar dataset
- National Lidar Dataset (United States)
- National mapping agency
- National Marine Electronics Association
- National Oceanic and Atmospheric Administration
- National Olympiad in Informatics
- National Reconnaissance Office
- National Register Information System
- National security
- National Space Program (Algeria)
- National States Geographic Information Council
- National Street Gazetteer
- National Topographic System
- National Transfer Format
- National Transportation Communications for Intelligent Transportation System Protocol
- National Unified Operational Prediction Capability
- Natural Area Code
- Natural Color System
- Natural Earth
- Natural Earth projection
- Natural language
- Natural language processing
- Natural Language Toolkit
- Natural-language generation
- Natural-language programming
- Nautical chart
- Nautical measured mile
- Nautical mile
- Nautical publications
- Nautical stationkeeping
- NAVAREA
- Navcam
- Navigation
- Navigation paradox
- Navigation research
- Navigation surface
- Navigation system
- Navigational aid
- Navigational algorithms
- Navigational instrument
- Navigational triangle
- Navionics
- Navit
- Navizon
- NavPix
- Navtex
- Navy Global Environmental Model
- Navy Operational Global Atmospheric Prediction System
- Navy Operational Global Atmospheric Prediction System Model
- NCEP/NCAR Reanalysis
- Near-infrared vein finder
- Nearables
- Nearby
- Nearest neighbor search
- Nearest neighbour distribution
- Nearest-neighbor chain algorithm
- Nearest-neighbor interpolation
- NedGraphics
- Negacyclic convolution
- Neighbor joining
- Neighborhood operation
- Neighbourhood
- Neighbourhood (graph theory)
- Nelson rules
- Neo4j
- Neon color spreading
- Neptec Design Group
- NESI
- Nested Grid Model
- Nesting algorithm
- Net Locality
- Netcad
- NetCDF
- NetCDF Operators
- Netizen
- NetMiner
- Netocracy
- Netpage
- Netpbm
- Netpbm format
- Netsci Conference
- Network Abstraction Layer
- Network analyzer
- Network automaton
- Network controllability
- Network dynamics
- Network economics
- Network economy
- Network effect
- Network medicine
- Network model
- Network motif
- Network partition
- Network science
- Network theory
- Network theory in risk assessment
- Network tomography
- Network topology
- Networked Help Desk
- Networks in marketing
- Neugebauer equations
- Neural network
- NeuRFon
- Neuro-Information-Systems
- Neuroheuristics
- Neuroimaging
- Neuroscience Information Framework
- Neutral color
- Nevanlinna–Pick interpolation
- Never Alone (video game)
- Neville's algorithm
- New Approach to Appraisal
- New digraph reconstruction conjecture
- New media
- New product development
- Newell's algorithm
- NEWPALMYRA
- NewSQL
- Newton disc
- Newton polynomial
- Nexiona Connectocrats
- Next Generation Air Transportation System
- Next-generation network services
- Nextome
- Nexus Studios
- NHS Pathways
- Niantic (company)
- Nicolosi globular projection
- Nigerian weather and communications satellites
- Nimbus program
- NIMBY
- Nimslo
- NIRCam
- Nirvana (software)
- NISAR (satellite)
- Nivis
- No-code development platform
- Node (computer science)
- Node (networking)
- NODE (wireless sensor)
- Node influence metric
- Node-RED
- Node.js
- NodeMCU
- Noise (electronics)
- Noise map
- Noise reduction
- NOMA (5G)
- Nomenclature of Territorial Units for Statistics
- Nomogram
- Non-inertial reference frame
- Non-linear least squares
- Non-linear multi-dimensional signal processing
- Non-linear preferential attachment
- Non-local means
- Non-Nuclear Futures
- Non-separable wavelet
- Non-trophic networks
- Non-uniform rational B-spline
- Nondeterministic algorithm
- Nonlinear system
- Nonobtuse mesh
- Nonstructural Fuzzy Decision Support System
- Noonlight
- NoorderSoft Waterways Database
- Norm (mathematics)
- Normal (geometry)
- Normal distribution
- Normal height
- Normal probability plot
- Normalization (image processing)
- Normalization process model
- Normalization process theory
- Normalized difference vegetation index
- Normalized difference water index
- North American Cartographic Information Society
- North American Datum
- North American Mesoscale Model
- North American Vertical Datum of 1988
- North Atlantic Track Agreement
- North Magnetic Pole
- North Pole
- Northeast Passage
- Northern Hemisphere
- Northern Sea Route
- Northrop Grumman
- Northrop Grumman RQ-4 Global Hawk
- NoSQL
- Not Censorship, But Selection
- Notation3
- Notice Advisory to Navstar Users
- Notice to mariners
- Notification system
- Nouvelle AI
- Novelty
- Np-chart
- Nrrd
- NTv2
- Nu-transform
- NuCalc
- Null model
- Nullity (graph theory)
- Numerical smoothing and differentiation
- Numerical weather prediction
- Nvidia 3D Vision
- Nvidia RTX
- NYC Mesh
- O'Reilly Media
- OASIS (organization)
- Obangsaek
- Oberwolfach problem
- Object (image processing)
- Object Co-segmentation
- Object Constraint Language
- Object Data Management Group
- Object database
- Object hyperlinking
- Object Management Group
- Object model
- Object permanence
- Object Query Language
- Object removal
- Object-based spatial database
- Object-modeling technique
- Object-oriented programming
- Object-oriented software engineering
- Object-relational database
- Object-relational impedance mismatch
- Object-relational mapping
- Object-relationship modeling
- Object-role modeling
- Objective vision
- Oblate spheroidal coordinates
- Observations and Measurements
- OCARI
- Ocean Biogeographic Information System
- Ocean colonization
- Ocean Data View
- Ocean general circulation model
- Ocean surface topography
- Oceanography
- Octant projection
- Oculus VR
- ODB++
- Odin (satellite)
- Odin-OSIRIS
- Odometry
- Office of the future
- OGC GeoSPARQL
- OGC Reference Model
- Ogive (statistics)
- Oil droplet
- OKATO
- OKTMO
- Olfactory navigation
- OMA Device Management
- OMB Circular A-16
- OMDoc
- OMG Business Architecture Special Interest Group
- OMG standard
- On Colors
- On Vision and Colours
- On-street parking sensing
- On-The-Fly Calibration
- One Scotland Gazetteer
- OneGeology
- Online analytical processing
- Online machine learning
- Online map services of Slovenia
- Online public access catalog
- Online shaming
- Online transaction processing
- ONS coding system
- OnStar
- Ontology (information science)
- Ontology alignment
- Ontology chart
- Ontology engineering
- Ontology for Biomedical Investigations
- Ontology learning
- OODA loop
- Open access
- Open API
- Open architecture
- Open Automotive Alliance
- Open collaboration
- Open Connectivity Foundation
- Open data
- Open Data Kit
- Open Data Protocol
- Open format
- Open Garden
- Open Geospatial Consortium
- Open Handset Alliance
- Open innovation
- Open innovation intermediary
- Open Location Code
- Open Management Infrastructure
- Open Mobile Alliance
- Open platform
- Open Semantic Framework
- Open Smart Grid Protocol
- Open source
- Open Source Center
- Open Source Enterprise
- Open Source Geospatial Foundation
- Open Source Routing Machine
- Open specifications
- Open standard
- Open sustainability innovation
- Open system (computing)
- Open terrain
- Open Virtualization Format
- Open-geomorphometry project
- Open-loop controller
- Open-source intelligence
- Open-source software
- OpenBroadcaster
- OpenChrom
- OpenCV
- OPeNDAP
- OpenDocument adoption
- OpenDocument Format Alliance
- OpenDroneMap
- OpenEI
- OpenEV
- OpenEXR
- OpenFlight
- OpenIllusionist
- OpenIO
- Openlab
- OpenLayers
- OpenLR
- OpenMI Standard
- Openpilot
- OpenPlaG
- OpenPlans
- OpenRaster
- OpenScientist
- OpenSeaMap
- OpenSearch
- OpenStreetCam
- OpenStreetMap
- OpenStreetMap Foundation
- OpenTag
- OpenURL
- OpenVMS
- OpenVReg
- OpenWebGlobe
- OpenWSN
- Opera (web browser)
- Operating model
- Operational database
- Operational Land Imager
- Operational level of war
- Operational View
- Operations research
- Opisometer
- Opponent process
- Optical granulometry
- Optical head-mounted display
- Optical heterodyne detection
- Optical mesh network
- Optical resolution
- Optical, Spectroscopic, and Infrared Remote Imaging System
- Opticks (software)
- OPTICS algorithm
- Optimal estimation
- Optimization mechanism
- OptiRTC
- Oracle Spatial and Graph
- Orbit
- Orbital elements
- Orbital Sciences Corporation
- Orbiting Carbon Observatory 3
- Ordered dithering
- Ordnance Survey
- Ordnance Survey Great Britain County Series
- Ordnance Survey Ireland
- Ordnance Survey National Grid
- ORF format
- Orfeo toolbox
- Organizational information theory
- Organizational learning
- Organizational metacognition
- Organizing vision
- OrientDB
- Oriented FAST and rotated BRIEF
- Oriented Point Relation Algebra
- Orienteering
- Orienteering map
- Origin (data analysis software)
- Origins of enterprise architecture
- Orphaned technology
- Ortelius oval projection
- Orthogonal basis
- Orthogonal coordinates
- Orthogonal transformation
- Orthogonality
- Orthographic projection in cartography
- Orthometric height
- Orthophoto
- Orthophotomap
- OSCAR railway costing
- OSIAN
- OSIsoft
- Oslo Manual
- OsmAnd
- OSTM/Jason-2
- Otsu's method
- Outalot
- Outcome-Driven Innovation
- Outerra
- Outlier
- Outline of artificial intelligence
- Outline of cartography
- Outline of futures studies
- Outline of information science
- Outline of space technology
- Overcategorization
- Overdispersion
- Overfitting
- Oversampled binary image sensor
- Overview map
- Overview of RESTful API Description Languages
- OWL-S
- OziExplorer
- Ozone Mapping and Profiler Suite
- Ozone monitoring instrument
- Ozoneweb
- P-chart
- P-value
- Pace of innovation
- Pachinko allocation
- Padua points
- Page description language
- PageRank
- Pagination
- Painter's algorithm
- Paktor
- Paleness (color)
- Paleomap
- Palestine grid
- Palm–Khintchine theorem
- PAM graphics format
- Pandas (software)
- Pandemonium architecture
- Pansharpened image
- Paper street
- Paper with delayed recognition
- Paperless society
- Parabolic coordinates
- Parabolic cylindrical coordinates
- Paraboloidal coordinates
- Paradigm shift
- Parallax barrier
- Parallel adoption
- Parallel computing
- Parallel coordinates
- Parallel database
- Parallel redrawing
- Parallel rendering
- Parametrization (atmospheric modeling)
- Parametrization (geometry)
- Pareto analysis
- Pareto chart
- Parity plot
- Parking space
- Partial least squares regression
- Partial regression plot
- Partial residual plot
- Participatory 3D modelling
- Participatory design
- Participatory GIS
- Particle system
- Party with a Local
- Parus (satellite)
- Pass (spaceflight)
- Passage planning
- Passive Wi-Fi
- Pastel (color)
- Pat Hanrahan
- Patent drawing
- Path (graph theory)
- Pathao
- Pathfinder networks
- Pathfinding
- Patron-driven acquisition
- Pattern recognition
- Pauline Atherton Cochrane
- Pavitt's Taxonomy
- Payroll automation
- Paywall
- PCI Geomatica
- PCI-X
- PCX
- PDF/X
- Peak car
- Peak farmland
- Peak oil
- Peak signal-to-noise ratio
- Pearl growing
- Pearson correlation coefficient
- Pedal equation
- Pedometric mapping
- Peerio
- Peirce quincuncial projection
- Pennsylvania Spatial Data Access
- Pentachromacy
- People Finder Interchange Format
- Perceptual control theory
- Percolation
- Percolation theory
- Perfect spline
- Performance-based navigation
- Perifocal coordinate system
- Periplus
- Periscopic
- Perl Data Language
- Perpetual beta
- Persistent identifier
- Personal information management
- Personal knowledge management
- Personal rapid transit
- Personalization
- Personoid
- Perspective (graphical)
- Perspective-n-Point
- Pessimism porn
- Phantogram
- Phantom settlement
- Phase congruency
- Phase diagram
- Phase line (cartography)
- Phase stretch transform
- Phase-out of fossil fuel vehicles
- Phased adoption
- Phased array
- Philips Innovation Award
- Philosophy of space and time
- Photoanalysis
- Photochemical Reflectance Index
- Photodetector
- Photogrammetry
- Photograph
- Photometric stereo
- PhotoModeler
- Photomultiplier
- Photon mapping
- PhotoScan
- PHP
- PHSCologram
- Physical data model
- Physical geography
- Physical Internet
- Physical schema
- Physical security
- Physics of the Future
- Phytogeomorphology
- PICMG
- PICMG 1.0
- PICMG 1.1
- PICMG 1.2
- PICMG 1.3
- PICMG 2.10
- PICMG 2.11
- PICMG 2.12
- PICMG 2.14
- PICMG 2.15
- PICMG 2.2
- PICMG 2.3
- PICMG 2.4
- PICMG 2.5
- PICMG 2.9
- PicoSAT
- PICT
- Pictogram
- Pictometry
- PICtor PIC image format
- Pictorial map
- Picture function
- PID controller
- Pie chart
- Pilot report
- Piloting
- Pipe network analysis
- Pipeline Pilot
- Pipeline video inspection
- Pit-and-mound topography
- Pitman–Yor process
- Pitney Bowes
- Pix4D
- Pixel
- Pixel aspect ratio
- Pixel shift
- Pixel-art scaling algorithms
- Pixelation
- Pixlet
- Place code
- Place syntax
- Placenames Database of Ireland
- Places & Spaces: Mapping Science
- Plagiarism
- Planar graph
- Planar straight-line graph
- Plane (geometry)
- Plane sailing
- Planet (software)
- Planetary cartography
- Planetary civilization
- Planimeter
- Planimetrics
- Plant Information Management System
- Plat
- Platform as a service
- Plazes
- Plot (graphics)
- Ploticus
- Plotly
- Plotter
- Plug-in (computing)
- Plücker coordinates
- Poincaré plot
- Point (geometry)
- Point cloud
- Point feature matching
- Point in polygon
- Point of interest
- Point of sale
- Point pattern analysis
- Point process
- Point process operation
- Pointr
- Poisson point process
- Poisson wavelet
- Pokémon Go
- Polar circle
- Polar coordinate system
- Polar graph
- Polarimetry
- Polarized 3D system
- POLDAT
- Pole star
- Policy appliances
- Political geography
- Polycentric Networks
- Polychrome
- Polychrome brickwork
- Polyconic projection class
- Polygon
- Polygon (computer graphics)
- Polygon mesh
- Polygon soup
- Polygonal modeling
- Polyharmonic spline
- Polynesian navigation
- Polynomial
- Polynomial and rational function modeling
- Polynomial interpolation
- Polynomial texture mapping
- Polyphase matrix
- PoolParty Semantic Suite
- Pop-up maps
- Populated place
- Population density
- Population geography
- Population pyramid
- Portable Content Format
- Portable Network Graphics
- Portal:Artificial intelligence
- Portal:Maps
- Portolan chart
- POSC Caesar
- Position circle
- Position fixing
- Position line
- Position resection
- Positional tracking
- Positioning system
- Positioning technology
- POST (HTTP)
- Post-work society
- Postal code
- Posterization
- Postgenderism
- PostGIS
- PostgreSQL
- Posthumanization
- PostScript
- Potential superpowers
- Potentially all pairwise rankings of all possible alternatives
- Potlatch (software)
- Potrace
- Poverty map
- Power (statistics)
- Power BI
- PowerLab
- PowWow
- PP-format
- Prabashvara
- Pragmatic web
- Pranav Mistry
- Pre-rendering
- PRECIS
- Precision agriculture
- Precision and recall
- Precision Graphics Markup Language
- Precomputed Radiance Transfer
- Predictify
- Prediction
- Predictions made by Ray Kurzweil
- Predictive analytics
- Predictive inference
- Predictive informatics
- Predictive Model Markup Language
- Predictive modelling
- Predix (software)
- Preference elicitation
- Preference ranking organization method for enrichment evaluation
- Preferential attachment
- Preferred frame
- Presence (telepresence)
- Preservation (library and archival science)
- Prewitt operator
- Prey (software)
- Price's model
- Primary care service area
- Primary direction
- Primary source
- Prime meridian
- Primitive equations
- PRIMOS
- Princeton Ocean Model
- Principal component analysis
- Principal curvature-based region detector
- Principal geodesic analysis
- Principal meridian
- Principal Triangulation of Great Britain
- Printer (computing)
- Printer Command Language
- Pristine (company)
- Privacy
- Privilege (computing)
- Privileged positions of business and science
- Pro-innovation bias
- Proactive information delivery
- Probabilistic classification
- Probabilistic database
- Probabilistic latent semantic analysis
- Probabilistic semantics
- Probability density function
- Probability of precipitation
- Probability plot
- Probability plot correlation coefficient plot
- Procedural modeling
- Procedural texture
- Process control network
- Process decision program chart
- Process development execution system
- Process modeling
- PRODML
- Product (business)
- Product lifecycle
- Prognostic variable
- Prognostics
- Programmer
- Programming the Universe
- Progress
- Progress chart
- Progressive Graphics File
- Progressive meshes
- Progressive refinement
- PROJ
- Project Cybersyn
- Project Hieroglyph
- Project management
- Project Neptune (water distribution system)
- Project network
- Project on Emerging Nanotechnologies
- Project Sidekick
- Projection (linear algebra)
- Projection augmented model
- Projection mapping
- Projection-slice theorem
- Projective texture mapping
- Prolate spheroidal coordinates
- Prolate spheroidal wave function
- Propagation of uncertainty
- Proper frame
- Prophet Without Honor
- Proportional navigation
- Proprietary software
- Proprioception
- ProStat
- Protected Extensible Authentication Protocol
- Prototype
- PROV (Provenance)
- Proximity analysis
- Proximity problems
- Prune and search
- Pseudo-marginal Metropolis–Hastings algorithm
- Pseudolite
- Pseudorange
- PSI-Plot
- Psychohistory (fictional)
- Ptech
- Public domain
- Public hypersphere
- Public Land Survey System
- Public participation geographic information system
- Public sector
- Public security
- Public transport
- Public utility
- Publishing Requirements for Industry Standard Metadata
- Publish–subscribe pattern
- Pulfrich effect
- Puls (company)
- Pulse-coupled networks
- Pulse-Doppler radar
- Pure fusion weapon
- PurVIEW
- Push broom scanner
- Pycsw
- Pyjs
- Pyramid (image processing)
- Pythagorean theorem
- Python (programming language)
- Pyxplot
- P–P plot
- Q-guidance
- Q-Warrior
- QDGC
- QGIS
- Qi (standard)
- Qi Sheng
- Qinling Huaihe Line
- Qizx
- QR code
- QRA locator
- QtiPlot
- Quadcopter
- Quadrangle (geography)
- Quadratic form
- Quadrature mirror filter
- Quadray coordinates
- Quadrilateralized spherical cube
- Quadtree
- QuakeML
- Qualcomm Wi-Fi SON
- Quality engineering
- Quantitative Invisibility
- Quantization (image processing)
- Quantization (signal processing)
- Quantum clustering
- Quantum complex network
- Quantum information science
- Quartic authalic projection
- Quasi-Zenith Satellite System
- Quaternions and spatial rotation
- Query language
- Query optimization
- Query string
- QuickBird
- QuickTime VR
- Q–Q plot
- R (programming language)
- R* tree
- R+ tree
- R-tree
- RAC drawing
- Race of the future
- Radar
- Radar altimeter
- Radar chart
- Radar MASINT
- Radar navigation
- Radial basis function
- Radial basis function interpolation
- Radial basis function network
- Radial tree
- Radiate (app)
- Radio beacon
- Radio beacon station
- Radio clock
- Radio direction finder
- Radio direction-finding station
- Radio navigation
- Radio Navigational Aids
- Radio occultation
- Radiolocation
- Radiometric calibration
- Radionavigation land station
- Radiosity (computer graphics)
- Ragone plot
- RAID
- Railway costing
- Raised-relief map
- Raking light
- Raman scattering
- Raman spectroscopy
- Ramer–Douglas–Peucker algorithm
- RAND Corporation
- Rand index
- Random cluster model
- Random dot stereogram
- Random field
- Random forest
- Random geometric graph
- Random graph
- Random Hacks of Kindness
- Random walk closeness centrality
- Random walker algorithm
- Randomized Hough transform
- Range imaging
- Range segmentation
- Rangefinder
- Rank abundance curve
- Rank-size distribution
- Rankit
- Ranklet
- Raphaël (JavaScript library)
- Rapid 3D Mapping
- Rapid prototyping
- Rapid update cycle
- RapidEye
- RapidIO
- RapidMiner
- Rappi
- Raspberry Pi
- Raster data
- Raster graphics
- Rational planning model
- Rational polynomial coefficient
- Rational quadratic covariance function
- Raw image format
- Ray Hammond
- Ray tracing (graphics)
- Rayleigh scattering
- RazakSAT
- RDF query language
- RDF Schema
- RDF/XML
- RDF4J
- RDFa
- RDFLib
- React (JavaScript library)
- Reactive Streams
- Real estate appraisal
- Real-time computing
- Real-time data
- Real-time database
- Real-time Delphi
- Real-time geotagging
- Real-time locating system
- RealD 3D
- RealityCapture
- RealityEngine
- Reality–virtuality continuum
- Reason
- Reason maintenance
- Reciprocity (network science)
- Recon Instruments
- Reconnaissance
- Reconnaissance satellite
- Reconstruction conjecture
- Reconstruction from Projections
- Recording format
- Records Continuum Model
- Rectangular polyconic projection
- Rectilinear projection
- Rectilinear Steiner tree
- Recursive filter
- Red edge
- Red Hen Systems
- Red Maps
- Red Redemption
- Reddit effect
- RedHack
- Redland RDF Application Framework
- RedLibre
- Redshift (theory)
- Reed's law
- Reference architecture
- Reference ellipsoid
- Reference model
- Refinable function
- Reflection (computer graphics)
- Reflection (mathematics)
- Regator
- Regenerative endodontics
- Region
- Region connection calculus
- Region growing
- Region of interest
- Regional Atmospheric Modeling System
- Regional innovation system
- Regional Ocean Modeling System
- Regional Positioning and Timing System (Turkey)
- Regionalized variable theory
- ReGIS
- Regression analysis
- Regression control chart
- Regression-kriging
- Regular expression
- Regulation of unmanned aerial vehicles
- Reinforcement learning
- Relation algebra
- Relational database
- Relational model
- Relationship extraction
- Relative bearing
- Relative luminance
- Relative neighborhood graph
- Relative velocity
- Relevance
- Relief
- Relief mapping (computer graphics)
- Relief ratio
- Remarks on Colour
- Remote sensing
- Remote sensing (archaeology)
- Remote sensing (geology)
- Remote Sensing (journal)
- Remote sensing satellite and data overview
- Remote sensing software
- Remote surgery
- RemoteView
- Rendering (computer graphics)
- Renewable energy
- Renewal theory
- Rephotography
- Replication (computing)
- Repository (version control)
- Representational state transfer
- Request–response
- Research and development
- Research Object
- Resel
- Reservoir modeling
- Residual time
- Resilience (engineering and construction)
- Resistance Database Initiative
- Resistance distance
- Resolution enhancement technology
- Resolution independence
- Resource breakdown structure
- Resource Description Framework
- Resource Interchange File Format
- Resource-oriented architecture
- Restrictions on geographic data in China
- Retained mode
- Retrievability
- Retrofitting
- Reverse geocoding
- Revista Cartográfica
- Rewriting
- Rezence (wireless charging standard)
- RGB color model
- RGBE image format
- Rho Theta Navigation
- Rhumb line
- Rhumbline network
- Ribu
- Rich web application
- Rich-club coefficient
- Richard Goldstein (astronomer)
- Richardson–Lucy deconvolution
- Ridge detection
- Rigid motion segmentation
- RINEX
- Ringing artifacts
- RIOT (operating system)
- Risk compensation
- Risk management information systems
- Risk–benefit ratio
- River mile
- River Styles Framework
- Road map
- Roberts cross
- Robinson compass mask
- Robinson projection
- Robo-Taxi
- RoboGEO
- Robot economics
- Robot ethics
- Robot tax
- Robotic mapping
- Robotics
- Roboty
- Robust decision-making
- Rod and frame test
- Rogaining
- ROI PAC
- Rome2rio
- Romer
- ROOT
- Root mean square
- Rosgen Stream Classification
- Rossmo's formula
- Rotating calipers
- Rotating reference frame
- Rotation around a fixed axis
- Rotation matrix
- Roteiro (navigation)
- Roussilhe oblique stereographic projection
- Route card
- Row (database)
- Royal Corps of Military Surveyors and Draftsmen
- Royal Institute of Navigation
- Royal Observatory, Greenwich
- Royal School of Military Survey
- RTTOV (radiative transfer code)
- Rubbersheeting
- Ruby (programming language)
- Ruby on Rails
- Rug plot
- Rugged computer
- Rule Interchange Format
- Rule of marteloio
- Run chart
- Run-length encoding
- Runge's phenomenon
- Running survey
- Rutt/Etra Video Synthesizer
- Rutter (nautical)
- RVU Alliance
- S-63 (encryption standard)
- S-GPS
- S3 Texture Compression
- SAC-D
- SADI
- SAE International
- Safari (web browser)
- Safecast (organization)
- SAGA GIS
- SAGA-EO Project
- SAGE III on ISS
- Sahana FOSS Disaster Management System
- Sahana Software Foundation
- Sailing Directions
- Sails.js
- Sales force management system
- Saliency map
- Salt-and-pepper noise
- SameAs
- Samos (satellite)
- Sample (statistics)
- Sampling (statistics)
- Samsung Gear VR
- Sanborn Maps
- Sand table
- Sandbox (computer security)
- Sands Directory
- Sanguino3 G-Code
- SAOCOM
- SAP HANA
- SAP Information Interchange OnDemand
- SAR-Lupe
- Sarason interpolation theorem
- SAS Institute
- Satellite
- Satellite crop monitoring
- Satellite formation flying
- Satellite geodesy
- Satellite geolocation
- Satellite Image Time Series
- Satellite imagery
- Satellite navigation
- Satellite Sentinel Project
- Satellite temperature measurements
- Satirical cartography
- Satélite de Coleta de Dados
- SAWSDL
- Saxon XSLT
- SBUV/2
- Scaffold (programming)
- Scalability
- Scalable Source Routing
- Scalable Vector Graphics
- Scalar (mathematics)
- Scalar multiplication
- Scale (map)
- Scale co-occurrence matrix
- Scale invariance
- Scale space
- Scale space implementation
- Scale-free network
- Scale-free networks
- Scale-invariant feature transform
- Scale-space axioms
- Scale-space segmentation
- Scan line
- ScanIP
- Scanning multichannel microwave radiometer
- SCATSAT-1
- Scatter plot
- Scatterometer
- Scatterplot smoothing
- Scenario analysis
- Scene description language
- Scene statistics
- Schedule K
- Scheimpflug principle
- Schema.org
- Schematic
- Schlick's approximation
- Schmidt net
- Schulte table
- Schumpeterian rent
- SCIAMACHY
- SciDAVis
- Science and technology studies
- Science communication
- Science fiction prototyping
- Scientific collaboration network
- Scientific modelling
- Scientific technique
- Scientific visualization
- Scikit-image
- Scitex CT
- Scree plot
- Scribing (cartography)
- Scripting language
- Scroll plain
- Scruff (app)
- SCVNGR
- Sea bed logging
- Sea ice concentration
- Sea ice emissivity modelling
- Sea ice thickness
- Sea lane
- Sea level
- Sea Level Datum of 1929
- Sea level equation
- Search algorithm
- Search and rescue
- Search as a service
- Search/Retrieve via URL
- Seasonal Attribution Project
- Seasonal subseries plot
- SeaWiFS
- SEBAL
- Second neighborhood problem
- Second-generation wavelet transform
- Sectional chart
- Sector light
- Sedris
- See What You Print
- Seeq Corporation
- SeeReal Technologies
- Segment architecture
- Segmentation-based object categorization
- Segmented Hyper Graphics
- Seismic inversion
- SekChek Local
- Selenographic coordinates
- Selenography
- Selex ES Falco
- Self-driving car
- Self-driving car liability
- Self-organizing map
- Self-service software
- Self-service software vendors
- Self-similarity
- Self-similarity matrix
- Semantic analytics
- Semantic Application Design Language
- Semantic Brand Score
- Semantic broker
- Semantic computing
- Semantic data model
- Semantic desktop
- Semantic Geospatial Web
- Semantic grid
- Semantic interoperability
- Semantic mapper
- Semantic matching
- Semantic network
- Semantic publishing
- Semantic query
- Semantic reasoner
- Semantic search
- Semantic Sensor Web
- Semantic service-oriented architecture
- Semantic triple
- Semantic Web
- Semantic web data space
- Semantic Web Rule Language
- Semantic web service
- Semantic Web Stack
- Semantically-Interlinked Online Communities
- SemanticGov
- Semantics (computer science)
- Semi-Lagrangian scheme
- Semi-log plot
- Semigraphics
- Semiotics
- Semivariance
- Sense
- Sense of direction
- Sense of place
- Sensemaking
- Sensemaking (information science)
- SENSIO Technologies
- SensoMotoric Instruments
- Sensor
- Sensor fusion
- Sensor grid
- Sensor network query processor
- Sensor node
- Sensor Observation Service
- Sensor web
- Sensor Web Enablement
- Sensorization
- SensorML
- SensorThings API
- SensorUp
- Sentilo Platform
- Sentinel-1
- Sentinel-1A
- Sentinel-1B
- Sentinel-2
- Sentinel-2A
- Sentinel-3
- Sentinel-3A
- Sentinel-3B
- Sentinel-4
- Sentinel-5 Precursor
- Sentroller
- Separation of variables
- Sequence logo
- Sequential dynamical system
- Serval Project
- Server (computing)
- Server Application Programming Interface
- Server-side
- Service 4.0
- Service blueprint
- Service design
- Service innovation
- Service-level agreement
- Service-oriented architecture
- Session (computer science)
- Set and drift
- Set partitioning in hierarchical trees
- Seven Bridges of Königsberg
- Sextant
- Shadow IT
- Shapefile
- Shared memory
- Shared-nothing architecture
- Shearlet
- Sherwood Applied Business Security Architecture
- Shewhart individuals control chart
- ShEx
- Shoelace formula
- Short baseline acoustic positioning system
- Shortcut model
- Shortest path problem
- Shortest-path tree
- Shrinkage Fields (image restoration)
- Shutter (photography)
- Shuttle Radar Topography Mission
- Sich-1
- Sich-1M
- Side looking airborne radar
- Sight reduction
- Sightsmap
- Sigma coordinate system
- SigmaPlot
- SIGMET
- Signal processing
- Signals intelligence
- SIGWX
- Silhouette (clustering)
- Silhouette edge
- Silicon Graphics Image
- Silicon Imaging
- Silicon Studio
- SilverFast
- SimHash
- Similarity (network science)
- Similarity learning
- Similarity measure
- SIMILE
- Simple Features
- Simple interactive object extraction
- Simple Knowledge Organization System
- Simple matching coefficient
- Simple point process
- Simple polygon
- Simple rational approximation
- Simple Sloppy Semantic Database
- SimpleITK
- SimRank
- Simulated annealing
- Simulated reality
- Simulation
- Simultaneous embedding
- Simultaneous localization and mapping
- Simultaneous perturbation stochastic approximation
- Single-board computer
- Single-entry single-exit
- Single-linkage clustering
- Singleton (global governance)
- Singularitarianism
- Sink (computing)
- Sinusoidal projection
- Sisense
- Site map
- Site Recorder
- Situation awareness
- Six Degrees: The Science of a Connected Age
- Sixel
- SixthSense
- SK-42 reference system
- Skeletal animation
- Skeletal formula
- Sketch-based modeling
- Skew coordinates
- Skewness
- Skunkworks project
- Skyhook Wireless
- SkySat
- Slashdot effect
- SLATES
- Slerp
- Sliver polygon
- Slope number
- Small satellite
- Small-world network
- Small-world networks
- Smallworld
- Smart city
- Smart client
- Smart contract
- Smart doorbell
- Smart grid
- Smart highway
- Smart home technology
- Smart lighting
- Smart meter
- Smart object
- Smart refrigerator
- Smart speaker
- Smart TV
- Smart, connected products
- Smartdust
- Smarter Planet
- Smartglasses
- Smartlogic
- Smartphone
- Smith chart
- Smoothing
- Smoothing group
- SMPTE 2071
- SMS
- Snake Projection
- Snapshot hyperspectral imaging
- Snellen chart
- SOAP
- Sobel operator
- Sober Grid
- SOCET SET
- Social capital
- Social construction of technology
- Social engineering (security)
- Social geography
- Social graph
- Social influence
- Social innovation
- Social interface
- Social media
- Social network
- Social network analysis software
- Social relation
- Social Semantic Web
- Social shaping of technology
- Social studies of finance
- Social Study of Information Systems
- Social web
- Societal Benefit Areas
- Society of Motion Picture and Television Engineers
- Sociogram
- Sociomapping
- Sociomateriality
- SODAR
- Soft computing
- Soft configuration model
- Soft launch
- Soft-body dynamics
- Software
- Software analytics
- Software as a service
- Software categories
- Software development
- Software development kit
- Software engineering
- Software license
- Software release life cycle
- Software studies
- Software versioning
- Software visualization
- Soho
- Soil map
- Soil Moisture and Ocean Salinity
- Soil survey
- Soil-adjusted vegetation index
- Solar irradiance
- Solar map
- Soleto Map
- Solid image
- Solid modeling
- Solid-state electronics
- Solution architecture
- Solution stack
- SolveIT Software
- Sonic interaction design
- SOTA Mapping Project
- Sound ranger
- Source code
- South African Spatial Data Infrastructure
- South African wireless community networks
- South Magnetic Pole
- South Pole
- South-up map orientation
- Southern Hemisphere
- Space Imaging
- Space Imaging Middle East
- Space partitioning
- Space rendezvous
- Space Saves Society
- Space syntax
- Space Telescope Imaging Spectrograph
- Space-based measurements of carbon dioxide
- Space-based radar
- Space-oblique Mercator projection
- Spaceborne Imaging Radar
- Spacecraft
- Spacetime
- Spaghetti plot
- Spark Social
- SPARQL
- Sparse matrix
- Sparse network
- Sparse voxel octree
- Spatial ability
- Spatial analysis
- Spatial anti-aliasing
- Spatial Archive and Interchange Format
- Spatial association
- Spatial citizenship
- Spatial cloaking
- Spatial contextual awareness
- Spatial data infrastructure
- Spatial Data Transfer Standard
- Spatial database
- Spatial decision support system
- Spatial dependence
- Spatial descriptive statistics
- Spatial distribution
- Spatial econometrics
- Spatial epidemiology
- Spatial ETL
- Spatial memory
- Spatial network
- Spatial network analysis software
- Spatial query
- Spatial Query Server
- Spatial reference system
- Spatial relation
- Spatial scale
- Spatial variability
- SpatiaLite
- Spatial–temporal reasoning
- Spatiomap
- Spatiospectral scanning
- Spatiotemporal database
- Speakeasy (computational environment)
- Special sensor microwave/imager
- Specim
- Speckle (interference)
- Speckle pattern
- Spectral clustering
- Spectral color
- Spectral G-index
- Spectral graph theory
- Spectral layout
- Spectral power distribution
- Spectral sensitivity
- SpecTrek
- Spectrophotometer
- Specular holography
- Specularity
- Speed of advance
- Speeded up robust features
- Spherical contact distribution function
- Spherical coordinate system
- Spherical Earth
- Spheroid
- SpiNNaker
- Spirit Camera
- Spline (mathematics)
- Spline interpolation
- Spline wavelet
- Split and merge segmentation
- Spoonr
- SPOT (satellite)
- Spot height
- Spot Image
- SPOT Satellite Messenger
- Spotsetter
- Spreadsheet
- SPRING
- Spring Framework
- Sprite (computer graphics)
- SQL
- SQL/XML
- Squirt.org
- SRTM Water Body Data
- SSMIS
- SSOT (satellite)
- St. John Publications
- Stakeholder (corporate)
- Stamen Design
- Standard Color Reference of America
- Standard deviation
- Standard Geographical Classification code (Canada)
- Standard illuminant
- Standard Interchange Format
- Standard port
- Standard Reference Method
- Standard score
- Standardization
- Standards organization
- Star schema
- Star-shaped polygon
- Starlike tree
- State diagram
- State Plane Coordinate System
- State vector (navigation)
- Stateless protocol
- Static mesh
- Static web page
- Stationary distribution
- Stationary wavelet transform
- Statistical classification
- Statistical distance
- Statistical geography
- Statistical graphics
- Statistical hypothesis testing
- Statistical inference
- Statistical manifold
- Statistical murder
- Statistical parameter
- Statistical region merging
- Statistical shape analysis
- Statistical significance
- Statistics
- Steerable filter
- Steilhang
- Steiner tree problem
- Steinhaus longimeter
- Stem-and-leaf display
- Stencil jumping
- Step detection
- Stereo camera
- Stereo display
- Stereoautograph
- Stereoblindness
- Stereographic projection
- Stereophotogrammetry
- Stereoplotter
- Stereopsis
- Stereoscope
- Stereoscopic acuity
- Stereoscopic Displays and Applications
- Stereoscopic video coding
- Stereoscopy
- Sticky information
- Stochastic block model
- Stochastic cellular automaton
- Stochastic geometry
- Stochastic geometry models of wireless networks
- Stochastic multicriteria acceptability analysis
- Stochastic process
- Straight-line diagram
- Stranded asset
- Strategic foresight
- Strategic geography
- Strategic information system
- Strategic intelligence
- Strategic management
- Stratospheric Aerosol and Gas Experiment
- Streamgraph
- Streaming media
- StreamZilla
- Strebe 1995 projection
- Stress majorization
- Structural coloration
- Structural equation modeling
- Structural induction
- Structure chart
- Structure from motion
- Structure tensor
- Structured Geospatial Analytic Method
- Structured prediction
- Structured systems analysis and design method
- Structured-light 3D scanner
- Strömberg wavelet
- STSAT-2A
- STSAT-2B
- STSAT-2C
- Stuart Card
- Student information system
- Styled Layer Descriptor
- SUBCLU
- Subdivision surface
- Subject indexing
- Submarine navigation
- Subsea Internet of Things
- Subsea Marker
- Subsidence
- Subtractive color
- Success trap
- Suitability analysis
- Suitability model
- Summer Day's Dream
- Summer draft
- Summit
- Sumner's conjecture
- Sun compass in animals
- Sun Raster
- Sun sensor
- Sun SPOT
- Supercapacitor
- Superimposition
- Superintelligence
- Superiority and inferiority ranking method
- SuperMap
- Superprocess
- Supervised learning
- SUPHEED
- Supinfocom
- Support-vector machine
- Supra-entity
- Supranet
- Surface map
- Surface-to-surface intersection problem
- Surfel
- Surgical segment navigator
- Surveillance
- Surveillance aircraft
- Surveillance issues in smart cities
- Survey (archaeology)
- Surveying
- Surveying and Mapping Act
- Suzanne Award
- Suzanne Briet
- SVG animation
- SVG filter effects
- SVG Working Group
- Swarm (app)
- Swarm intelligence
- Swarm robotics
- Swathe
- Swedish grid
- Sweep line algorithm
- SWF
- Swiftype
- Swiss coordinate system
- Swisstopo
- Swoogle
- SWOT analysis
- Syclo
- Syledis
- Symbol
- Symbolic artificial intelligence
- Symfony
- Symlet
- Symmetrization methods
- Synchronized Multimedia Integration Language
- Synchronous frame
- Synergetics coordinates
- SYNOP
- Syntax
- Synthetic aperture sonar
- Synthetic vision system
- Synthetic-aperture radar
- Synthetically thinned aperture radar
- System Architect
- System for Cross-domain Identity Management
- System for Electronic Document Analysis and Retrieval
- System of record
- System on a chip
- System Wide Information Management
- Systematic inventive thinking
- Systematic sampling
- Systems analysis
- Systems architect
- Systems architecture
- Systems geology
- Szymanski's conjecture
- Sørensen–Dice coefficient
- T and O map
- T-pose
- Table (database)
- Table (information)
- Tableau Software
- TableCurve 2D
- TableCurve 3D
- Tablet computer
- TAChart
- Tacheometry
- Tactical reconnaissance and counter-concealment-enabled radar
- Tactician (company)
- Tactile graphic
- Tag cloud
- Tag management
- TAI Anka
- TakaTuka
- Talairach coordinates
- Tamara Munzner
- TanDEM-X
- Tango (platform)
- TanSat
- Target acquisition minefield detection system
- Targeted projection pursuit
- Taxicab geometry
- Taxonomy (general)
- Tech4Good awards
- Technical change
- Technical drawing
- Technical illustration
- Technical intelligence
- Technocapitalism
- Technological change
- Technological convergence
- Technological determinism
- Technological evolution
- Technological innovation
- Technological innovation system
- Technological momentum
- Technological paradigm
- Technological revolution
- Technological singularity
- Technological somnambulism
- Technological transitions
- Technological unemployment
- Technology acceptance model
- Technology adoption life cycle
- Technology assessment
- Technology dynamics
- Technology forecasting
- Technology governance
- Technology life cycle
- Technology scouting
- Technology studies
- Technology support net
- Technology trajectory
- Technoself studies
- Tecplot
- Teechart
- Tele Atlas
- Telecentre
- Telecommunications network
- Teledyne CARIS
- Telematics
- Telematics 2.0
- Telemetry
- Teleoperation
- TeLEOS-1
- Telepresence
- Television Infrared Observation Satellite
- Telogis
- TEMP (meteorology)
- Template processor
- Template:Artificial intelligence
- Template:Austronesian ships
- Template:Colornames
- Template:Graphics file formats
- Template:Semantic Web
- Temporal database
- Temporal logic
- Temporal Raster Plot
- Tencent Maps
- TensorFlow
- Tensors in curvilinear coordinates
- Teradata
- Terminology-oriented database
- Terra Australis
- Terra incognita
- Terra pericolosa
- TerraAmazon
- Terrae Incognitae (journal)
- Terrafly
- TerraGo
- Terrain
- Terrain cartography
- Terrain rendering
- TerraLib
- Terralink International
- TerraNet AB
- TerraSAR-X
- Terraserver.com
- TerraView
- Terrestrial reference frame
- Territorial waters
- TerrSet
- Tessellation
- Test market
- Test statistic
- Thalweg
- The Cartographic Journal
- The Classical Gazetteer (Hazlitt)
- The Fable of Oscar
- The Future of Humanity
- The Future of the Mind
- The Future of Work and Death
- The Groundwork
- The Innovator's Dilemma
- The Millennium Project
- The National Map
- The New Age of Innovation
- The Polar Geospatial Center
- The Project on Forward Engagement
- The SARS Network
- The Third Manifesto
- The Truth About Crime
- Thematic map
- Thematic Mapper
- Theodolite
- Theory of Colours
- THEOS (satellite)
- There are known knowns
- Thermal infrared spectroscopy
- Thiele's interpolation formula
- ThingSpeak
- Thomas A. DeFanti
- ThoughtWorks
- Thread (network protocol)
- Three schema approach
- Thresholding (image processing)
- Tianhui 1B
- TIBCO Software
- Tidal atlas
- Tidal diamond
- Tide
- Tide table
- Tide-predicting machine
- Tide-Predicting Machine No. 2
- Tidyverse
- Tier-Scalable Reconnaissance
- TIFF
- TIFF-F
- TIFF-FX
- TIFF/EP
- Tile Map Service
- Tiled web map
- Timation
- Time complexity
- Time domain
- Time geography
- Time of arrival
- Time series
- Time series database
- Time Slotted Channel Hopping
- Time to first fix
- Time zone
- Time-domain reflectometry
- Time-triggered architecture
- Time-Triggered Protocol
- Time-varying mesh
- Time-varying microscale model
- Timeline
- Timeline of early Earth science satellites
- TimeMap
- Tinc (protocol)
- Tinder (app)
- TinkerPlots
- Tints and shades
- TinyOS
- Tissot's indicatrix
- Tithe map
- TNTlite
- TNTmips
- Tobler hyperelliptical projection
- Tobler's first law of geography
- TOID
- TOMCAT/SLIMCAT
- TomoPy
- Tomorrowland
- TomTom
- Tomviz
- Too Big to Know
- Too connected to fail
- Topera Medical
- Topic model
- TopoFlight
- TopoFusion
- Topographic isolation
- Topographic map
- Topographic profile
- Topographic prominence
- Topographic wetness index
- Topography
- Topography of the Moon
- Topological graph theory
- Topological map
- Topologically Integrated Geographic Encoding and Referencing
- Topology
- Topology control
- Toponym resolution
- Toponymy
- TopoQuest
- Toposcope
- TopoZone
- TOPS
- TopSat
- TOPSIS
- Toroidal and poloidal
- Toroidal coordinates
- Total benefits of ownership
- Total electron content
- Total Immersion (augmented reality)
- Total Ozone Mapping Spectrometer
- Total station
- Touchscreen
- Tourism geography
- TOXMAP
- Track and trace
- Tracking system
- TrackIR
- Trade study
- Traditional knowledge GIS
- Traffic collision
- Traffic flow
- Traffic separation scheme
- Trail map
- Training, validation, and test sets
- Trajectory
- Transaction cost
- Transaction log
- Transaction processing system
- Transcription (linguistics)
- TransducerML
- Transect
- Transfer matrix
- Transfinite interpolation
- Transhumanism
- Transient climate simulation
- Transit (satellite)
- Transit map
- Transitive reduction
- Transitive relation
- Translational symmetry
- Transliteration
- Transmitter Location Systems
- TransModeler
- Transparent Prototype
- Transport
- Transport geography
- Transport Layer Security
- Transport network
- Transport standards organisations
- Transportation planning
- Transverse Mercator projection
- Transverse Mercator: Bowring series
- Transverse Mercator: Redfearn series
- Trap street
- Treasure map
- Tree (data structure)
- Tree traversal
- Treemapping
- Trendalyzer
- Triadic closure
- Triangle inequality
- Triangle mesh
- Triangular coordinates
- Triangulated irregular network
- Triangulation (computer vision)
- Trifacta
- TriG (syntax)
- TrigML
- Trigonometric interpolation
- Trilateration
- Trilinear coordinates
- Triplestore
- Tristimulus colorimeter
- TriX (serialization format)
- Trochoidal wave
- Tropical cyclone forecast model
- Tropical cyclone forecasting
- Tropical cyclone track forecasting
- Tropospheric Emissions: Monitoring of Pollution
- True north
- TruePic
- Truevision TGA
- Trunking
- Trust management (information system)
- Truviso
- Tryton
- Tsikada
- Tsiklon (satellite)
- TSMP
- Tube map
- Tunnel network
- Tuple
- Turing test
- Turn (geometry)
- Turn-by-turn navigation
- Turtle (syntax)
- Turán's brick factory problem
- Tutte embedding
- TV gateway
- TV White Space Database
- TVMDC
- Twelve leverage points
- Twimight
- Twin
- Twine (website)
- Two-center bipolar coordinates
- Two-dimensional space
- Two-point equidistant projection
- Two-step floating catchment area method
- Type color
- Type I and type II errors
- Type introspection
- Typography
- Typometry (printing)
- U-chart
- U.S. military UAS groups
- U.S. National Geodetic Survey
- UAH satellite temperature dataset
- UB-tree
- Uber
- UBIGEO
- Ubiquitous computing
- UCL Centre for Advanced Spatial Analysis
- Ucode system
- Udacity
- UDig
- UDOO
- UIML
- UK Academy for Information Systems
- UK-DMC 2
- Ultra-short baseline
- Ultrasound Identification
- Ultraviolet
- UMBEL
- UN M49
- UN-SPIDER
- UN/LOCODE
- Unambiguous acquisition
- UNAVCO
- Unbundling
- Underwater acoustic positioning system
- Undulation of the geoid
- UNGEGN Toponymic Guidelines
- Unicode
- Unicode symbols
- Unicom Focal Point
- Unified Model
- Unified Modeling Language
- Unified theory of acceptance and use of technology
- Unified Victim Identification System
- Uniform Resource Identifier
- Uniform Type Identifier
- Unintended consequences
- Union (set theory)
- Unique Feature Identifier
- Unique hues
- Unisolvent functions
- UNISoN (Social Network Analysis Tool)
- Unit circle
- Unit of measurement
- Unit of observation
- Unit vector
- United Nations Group of Experts on Geographical Names
- United Nations Information and Communication Technologies Task Force
- United Nations romanization systems for geographical names
- United Nations Spatial Data Infrastructure
- United States Board on Geographic Names
- United States Census
- United States Coast Pilot
- United States Department of Defense
- United States Geological Survey
- United States Geospatial Intelligence Foundation
- United States Intelligence Community
- United States National Grid
- United States v. Pineda-Moreno
- Universal approximation theorem
- Universal polar stereographic coordinate system
- Universal Soil Loss Equation
- Universal Transverse Mercator coordinate system
- Unix
- Unmanned Aerial Photogrammetric Survey
- Unmanned aerial vehicle
- Unmanned Aircraft System Simulation
- Unmanned combat aerial vehicle
- Unmanned ground vehicle
- Unmanned vehicle
- UNOSAT
- Unscented transform
- Unstructured data
- Unsupervised learning
- Untappd
- UPDM
- UPGMA
- UploadVR
- Upper-atmospheric models
- Urban and Regional Information Systems Association
- Urban computing
- Urban geography
- Urban informatics
- Urban planning
- Urban sprawl
- URL redirection
- URL shortening
- US Census Bureau International Data Base
- US Fleet Tracking
- Usability
- USB
- USens
- User agent
- User innovation
- User interface
- User interface design
- User:Fawly/Quantum machine learning
- User:Octavio Fernanandez
- Ushahidi
- UsiXML
- Uzawa's theorem
- V GAS
- V-optimal histograms
- Vaa3D
- Value chain
- Value sensitive design
- Vampr
- Van der Grinten projection
- Van Hare Effect
- Varian Rule
- Variance
- Variation diminishing property
- Variation of information
- Varignon frame
- Variogram
- Variscale
- VAT Information Exchange System
- VDA 6.1
- Vectograph
- Vector fields in cylindrical and spherical coordinates
- Vector graphics
- Vector graphics editor
- Vector Map
- Vector Markup Language
- Vector slime
- Vector space
- Vector space model
- Vector tiles
- Vegetation Index
- Vehicle Information and Communication System
- Vehicle infrastructure integration
- Vehicle tracking system
- Vehicular ad-hoc network
- Vehicular automation
- Vehicular communication systems
- Velocity obstacle
- Veniam
- Venn diagram
- Venus Engine
- Vernacular geography
- Version control
- Versioning file system
- Vertex (geometry)
- Vertex (graph theory)
- Vertex buffer object
- Vertex enumeration problem
- Vertex k-center problem
- Vertex painting
- Vertex pipeline
- Vertica
- Vertical and horizontal
- Vertical exaggeration
- Vertical innovation
- Vertical Offshore Reference Frames
- Vertical position
- Vertical pressure variation
- VESA Stereo
- Vessel monitoring system
- Veusz
- Veveo
- Video tracking
- Videogrammetry
- VideoStreetView
- Vidyo
- View model
- View synthesis
- View-Master Personal Stereo Camera
- Viewing frustum
- Viewport
- Viewshed
- Viewshed analysis
- VIGRA
- Viking (satellite)
- VIKOR method
- Village Telco
- Violin plot
- VIPS (software)
- Virternity
- Virtual actor
- Virtual assistant
- Virtual customer environment
- Virtual environment software
- Virtual fixture
- Virtual geographic environments
- Virtual globe
- Virtual graffiti
- Virtual manufacturing network
- Virtual reality
- Virtual Reference Station
- Virtual replay
- Virtual retinal display
- Virtual sensor network
- Virtual touch screen
- Virtual USA
- Virtual workplace
- Virtual world
- Virtuoso Universal Server
- Visage SDK
- Visibility
- Visibility (geometry)
- Visibility graph analysis
- Visibility polygon
- Visible Infrared Imaging Radiometer Suite
- Visible spectrum
- Vision processing unit
- VisIt
- Visitor Based Network
- Visual analytics
- Visual artifact
- Visual communication
- Visual culture
- Visual hierarchy
- Visual hull
- Visual language
- Visual Nature Studio
- Visual odometry
- Visual perception
- Visual sensor network
- Visual system
- Visual thinking
- VisualAp
- Visualization (graphics)
- Visualizing Energy Resources Dynamically on the Earth
- Visuo-haptic mixed reality
- Viterbi algorithm
- VIVO (software)
- Vlad Trifa
- VMDS
- VNREDSat-1
- Vntana
- Vocabulary OneSource
- VoID
- Volcano plot (statistics)
- Volta do mar
- Volume cartography
- Volume mesh
- Volume ray casting
- Volume rendering
- VoluMedic
- Volumetric display
- Volumetric printing
- Volumetric video
- Volumography
- Volunteered geographic information
- Voreen
- Voronoi diagram
- Voxel
- Vue.js
- Vuzix
- VXL
- VYOOCAM
- W3C Geolocation API
- WACA clustering algorithm
- Wacom
- Wagner VI projection
- Wagner's gene network model
- Waldo R. Tobler
- WallaMe
- WampServer
- Ward's method
- Warehouse execution system
- Warpalizer
- WarpPLS
- Watchman route problem
- Water level
- Water point mapping
- Water remote sensing
- Water resource management
- Water scarcity
- Water vapor windows
- Water-level task
- Waterfall chart
- Waterman butterfly projection
- WaterML
- Watershed (image processing)
- Watts–Strogatz model
- Wave propagation
- WaveLab (mathematics software)
- Wavelength
- Wavelet
- Wavelet for multidimensional signals analysis
- Wavelet modulation
- Wavelet packet decomposition
- Wavelet scalar quantization
- Wavelet transform
- Wavelet transform modulus maxima method
- Wayfinder
- Wayfinding software
- Waypoint
- WayRay
- Wearable computer
- Wearable technology
- Weather forecasting
- Weather Information Exchange Model
- Weather Research and Forecasting Model
- Weather satellite
- Web 2.0
- Web analytics
- Web API
- Web application
- Web Application Messaging Protocol
- Web application security
- Web browser
- Web cache
- Web colors
- Web Coverage Processing Service
- Web Coverage Service
- Web design
- Web development
- Web Feature Service
- Web framework
- Web hosting service
- Web Map country support
- Web Map Service
- Web Map Tile Service
- Web mapping
- Web Mercator projection
- Web of Things
- Web Ontology Language
- Web Open Font Format
- Web Processing Service
- Web Registry Service
- Web resource
- Web Rule Language
- Web server
- Web service
- Web Services Description Language
- Web Services Modeling Language
- Web2py
- Web3D
- Webcam Social Shopper
- Webhook
- WebID
- WebObjects
- WebP
- Website Meta Language
- Weibull chart
- Weighted arithmetic mean
- Weighted network
- Weighted planar stochastic lattice
- Weighted product model
- Weighted sum model
- Weighted Voronoi diagram
- Well-known text representation of coordinate reference systems
- Well-known text representation of geometry
- Werner projection
- Werner's Nomenclature of Colours
- Western Australia Post Office Directory
- Western Electric rules
- Western Hemisphere
- What3words
- Wheelmap.org
- Where Once We Walked
- Whisk broom scanner
- White
- White noise
- White point
- Whitebox Geospatial Analysis Tools
- Whiteness
- Whrrl
- Wi-Fi positioning system
- WiB (Digital Terrestrial Television)
- Wide Field and Planetary Camera
- Wide Field and Planetary Camera 2
- Wide Field Camera 3
- Wide-format printer
- Wiechel projection
- Wiener connector
- Wiener deconvolution
- Wiener filter
- Wiggle stereoscopy
- Wigner rotation
- Wikiloc
- Wikimapia
- Wikishire
- Wikitude
- Wild Heerbrugg
- Wildfire modeling
- William Playfair
- Windage
- Windows Color System
- Windows Metafile
- Windows Mixed Reality
- WindScan
- Wingly (company)
- Winkel tripel projection
- Winnie (website)
- Winplot
- Wire-frame model
- Wireless Application Protocol Bitmap Format
- Wireless identification and sensing platform
- Wireless Information System for Emergency Responders
- Wireless mesh network
- Wireless powerline sensor
- Wireless sensor network
- WirelessHART
- Wiring (development platform)
- WISDOM Project
- WISPR
- WOEID
- Wolfram Alpha
- Wolfram Language
- Wolfram Mathematica
- Wombling
- Wonderbook
- Work systems
- Workflow
- Workflow Management Coalition
- Workload
- World aeronautical chart
- World Digital Magnetic Anomaly Map
- World file
- World Future Society
- World Futures Studies Federation
- World Geodetic System
- World Geographic Reference System
- World Information Society Day
- World Intermediary Liability Map
- World map
- World Meteorological Organization squares
- World Port Index
- World Summit on the Information Society
- World Wide Web
- World Wide Web Consortium
- WorldMap
- WorldView-1
- WorldView-2
- WorldView-3
- WorldView-4
- WOWCube
- WPGMA
- WRF-SFIRE
- Wrong-way driving warning
- WS-Atomic Transaction
- WS-Management
- WSMO
- Wt (web toolkit)
- WWF (file format)
- WWF Panda Junior
- WXXM (data model)
- Wyldfire
- WYSIWYM (interaction technique)
- X BitMap
- X PixMap
- X Reality (XR)
- X-bar chart
- X-tree
- X.1035
- Xara Flare
- XBee
- XBin
- XCF (file format)
- Xenomai
- Xerox PARC Map Viewer
- XHTML+MathML+SVG
- XHTML+RDFa
- Xi (alternate reality game)
- XLfit
- XLink
- XMDF
- XML
- XML database
- XML namespace
- XML schema
- XML Schema (W3C)
- XML validation
- XMPP
- XpanD 3D
- Xplanet
- XQuery
- XVRML
- Xwd
- X̅ and R chart
- X̅ and s chart
- Y. S. Rao
- YaDICs
- Yahoo! Maps
- Yandex Maps
- Yaw (rotation)
- YCoCg
- Yebol
- Yelp
- Yii
- Z Corporation
- Z-order curve
- Z-push
- Z-Wave
- Z39.50
- Z39.87
- Zachary's karate club
- Zend Framework
- Zenit (satellite)
- Zenith
- Zero world government
- Zeroth (software)
- Zettabyte Era
- Zigbee
- ZIP Code
- Zoning
- Zope
- ZScreen
- Zugara
- ÑuSat
