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Page 1. Segmentation of Retinal Blood Vessels Based on the Second Directional Derivative and Region Growing M. Elena Martinez-Pkrez'; Alun D. Hughes2, Alice V. Stanton2, Simon A. Thorn2, Ani1 A.... more
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      GeographyMathematicsComputer ScienceImage segmentation
Three dimensional object extraction and recognition (OER) from LIDAR data has been an area of major interest in photogrammetry for quite a long time. However, most of the existing methods for automatic object extraction and recognition... more
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      Fuzzy LogicRecognitionLiDARRegion growing
Computer vision systems attempt to recover useful information about the three-dimensional world from huge image arrays of sensed values. Since direct interpretation of large amounts of raw data by computer is difficult, it is often... more
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      Information SystemsImage segmentationRegion growingImage Reconstruction
Combining both spatial and intensity information in image, we present an MRI brain image segmentation approach based on multiresolution edge detection, region selection, and intensity threshold methods. The detection of white matter... more
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      Biomedical EngineeringImage ProcessingMedical ImagingBrain Imaging
Abstract In this paper an automatic texture based volumetric region growing method for liver segmentation is proposed. 3D seeded region growing is based on texture features with the automatic selection of the seed voxel inside the liver... more
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      Image segmentationFeasibility StudyRegion growingTexture Analysis
A new region growing method for finding the boundaries of blobs is presented. A unique feature of the method is that at each step, at most one pixel exhibits the required properties to join the region. The method uses two novel... more
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      Cognitive ScienceRegion growingElectrical And Electronic Engineering
While preparing the composite preform in the powder metallurgy Lab, the various defects due to porosity, open crack and residual stresses are possible. This may lead to poor life and strength of materials. It is difficult to predict the... more
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      CompositesImage segmentationRegion growingporosity analysis
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      Computer ScienceDistributed ComputingSign LanguageFace Detection
Sign language recognition is a very challenging research area. In this proposed system, a well trained computer system is used to recognize static hand gestures representing linguistic words. The main aim of the paper is conversion of... more
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      Computer ScienceRegion growinghidden Markov modelSign language recognition
A new approach for the detection of the road surface and obstacles is presented. The high accuracy of the method allows the detection of traffic isles as distinct class. The 3D data inferred from dense stereo are transformed into a... more
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      EngineeringTechnologyPath planningRegion growing
Region growing is a very useful technique for image segmentation. Its efficiency mainly depends on its aggregation criterion. In the present paper, a new algorithm is proposed with a homogeneity criterion based on an adequate tuning... more
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      Cognitive ScienceX-ray imagingImage segmentationRegion growing
Automated extraction of pulmonary anatomy provides a foundation for computerized analysis of computed tomography (CT) scans of the chest. A completely automatic method is presented to segment the lungs, lobes and pulmonary segments from... more
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      EngineeringImage ProcessingMedical ImagingComputed Tomography
c o m p u t e r m e t h o d s a n d p r o g r a m s i n b i o m e d i c i n e 1 1 0 ( 2 0 1 3 ) 150-159 a b s t r a c t Many computer aided diagnosis (CAD) systems help radiologist on difficult task of mass detection in a breast mammogram... more
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      AlgorithmsArtificial IntelligenceBiomedical EngineeringSoftware
Comic books represent an important cultural heritage in many countries. However, few researches have been done in order to analyse the content of comics such as panels, speech balloons or characters. At first glance, the structure of a... more
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      Cultural HeritageMathematical MorphologyRegion growingPage Segmentation
A pressure ulcer is a clinical pathology of localized damage to the skin and underlying tissue caused by pressure, shear, or friction. Diagnosis, treatment, and care of pressure ulcers are costly for health services. Accurate wound... more
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      EngineeringAlgorithmsComputer VisionPhotography
Recognition of dimensioning text in engineering drawings is an essential part of the drawing understanding process, as this text provides the exact dimensions and tolerances of the object described in the drawing. We consider engineering... more
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      Cognitive ScienceNeural NetworkRegion growingComputer Software
... The reason for the choice of a region growing algorithm as the region-based segmentation technique is that it allows a precise control of the region formation process. The basic technique usually considers only homogeneity conditions... more
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      Pattern RecognitionImage segmentationRegion growingObject Recognition
Reverse engineering is the process of obtaining a geometric CAD model from 3D points acquired by scanning an existing physical model. It is widely used in numerous applications, such as manufacturing, industrial design and jewelry design... more
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      Reverse EngineeringCADRegion growingComputer Aided Design Applications
A Farsi License Plate Recognition (LPR) System is one kind of automatic inspection of transport systems and is of considerable interest because of its potential applications to areas such as automatic toll collection, traffic law... more
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      Image ProcessingPattern RecognitionNeural NetworkLaw Enforcement
Image segmentation is a challenging process in numerous applications. Region growing is one of the segmentation techniques as its basis for the Seeded Region Growing method. A novel real time integrated method is developed in this work to... more
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      Image segmentationRegion growingThresholdingOtsu’s method
Mechanical hardness testing is fundamental in the evaluation of the mechanical properties of metallic materials due to the fact that the hardness values allow one to determine the wear resistance of the material involved, as well as the... more
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      Materials EngineeringMechanical EngineeringImage segmentationImage Processing and Analysis
Historically, anatomical CT and MR images were used to delineate the gross tumour volumes (GTVs) for radiotherapy treatment planning. The capabilities offered by modern radiation therapy units and the widespread availability of combined... more
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      Radiation TherapyPositron Emission TomographyImage segmentationRegion growing
Breast cancer is regarded as one of the most frequent mortality causes among women. As early detection of breast cancer increases the survival chance, creation of a system to diagnose suspicious masses in mammograms is important. In this... more
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      Genetic AlgorithmRegion growingSegmentationCellular Neural Network
International Regional Science Review serves as an international forum for economists, geographers, planners, and other social scientists to share important research findings and methodological breakthroughs. The journal serves as a... more
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      Human GeographyRegional ScienceUrban And Regional PlanningTechnological change
Laser scanning or LiDAR data are increasingly used in forestry applications but also e.g. in urban environments or for building reconstructions. Huge point clouds are usually converted to a grid or are pre-processed in specific software... more
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      Region growingField SurveyLaser ScanningUrban Environment
Marginal noise is a common phenomenon in document analysis which results from the scanning of thick documents or skew documents. It usually appears in the front of a large and dark region around the margin of document images. Marginal... more
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      Pattern RecognitionImage segmentationRegion growingDocument Analysis
have developed a recognition system to translate hand gestures into Urdu alphabets. We have formulated a comprehensive classification scheme which is core to this recognition system. The accuracy rate of our approach is 97.4% which is... more
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      HistoryVisualizationMachine VisionGesture Recognition
Accurate quantitative measurements of airway and vascular dimensions are essential for evaluating function in both the normal and in the diseased lung. This report describes a new integrated method for three-dimensional (3D) extraction... more
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      AlgorithmsBiomedical EngineeringMedical ImagingDogs
https://www.mdpi.com/1424-8220/21/1/105 This paper introduces a system that can estimate the deformation process of a deformed flat object (folded plane) and generate the input data for a robot with human-like dexterous hands and fingers... more
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      Region growingPlane DetectionDepth camera
We present a novel technique for texture synthesis using optimization. We define a Markov Random Field (MRF)-based similarity metric for measuring the quality of synthesized texture with respect to a given input sample. This allows us to... more
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      Information SystemsImage-based RenderingRegion growingFlow Visualization
To form a hybrid approach for image segmentation, several researches have been done to combine some techniques for better improvements. This article is concerned with image segmentation using combined methods. To separate foreground from... more
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      Computer ScienceImage ProcessingImage segmentationRegion growing
In this paper we give an overview of both classical and more modern morphological techniques. We will demonstrate their utility through a range of practical examples. After discussing the fundamental morphological ideas, we show how the... more
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      StatisticsImage AnalysisMathematical MorphologyRegion growing
Identification of human based on iris has gained increased attention in recent years. The paper focuses on novel and efficient approach of partial iris based recognition of human using pupil circle region growing and binary integrated... more
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      Region growingEdge DetectionHuman IdentificationHamming Distance
Industrial Geometry aims at unifying existing and developing new methods and algorithms for a variety of application areas with a strong geometric component. These include CAD, CAM, Geometric Modelling, Robotics, Computer Vision and Image... more
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      Mechanical EngineeringGeometric ModellingComputer Aided DesignReverse Engineering
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      Remote SensingImage AnalysisImage ClassificationRegion growing
We propose a novel algorithm for unsupervised segmentation of color images. The proposed approach utilizes a dynamic color gradient thresholding scheme that guides the region growing process. Given a color image, a weighted vectorbased... more
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      Region growingColor Image SegmentationColor ImageDynamic Threshold
This work explores the use of characterization features extracted based on breast-mass contours obtained by automated segmentation methods, for the classification of masses in mammograms according to their diagnosis (benign or malignant).... more
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      Computer ScienceSignal ProcessingPattern RecognitionCancer
The object-based methodology is one of the most commonly used strategies for processing high spatial resolution images. A prerequisite to object-based image analysis is image segmentation, which is normally defined as the subdivision of... more
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      Image AnalysisImage segmentationRegion growingBilateral Filter
Objective The aim of this study was to evaluate a 3D tumor segmentation method for fluorodeoxyglucose positron emission tomography (FDG-PET) in the context of noninvasive estimation of tumor metabolic length (L m), as it correlates with... more
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      Computed TomographyMedical Image ProcessingPositron Emission TomographyRegion growing
In this paper, we propose an image-based system for Arabic Sign Language (ArSL) recognition. The algorithm starts by detecting the face of the signer using a Gaussian skin color model. The centroid of the detected face is then used as a... more
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      Distributed ComputingSign LanguageFace DetectionRegion growing
A Novel Wavelet Transformation-Based Detection of Masses in digital mammograms (WTBDM) is proposed in this paper that enables for the early prognosis of breast cancer. The wavelet analysis is explored for analyzing and identifying strong... more
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      Biomedical EngineeringImage ProcessingWaveletRegion growing
In this paper, the real-time segmentation of surgical instruments with color images used in minimally invasive surgery is addressed. This work has been developed in the scope of the robotized laparoscopic surgery, specifically for the... more
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      Computer ScienceLaparoscopic SurgeryRegion growingColor Image
The individualization of an object from a digital image is a common problem in the field of image processing. We propose a modified version of the watershed algorithm for image segmentation. We have presented an adaptive masking and a... more
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      Clustering AlgorithmsImage segmentationDigital Image ProcessingRegion growing
A new algorithm is proposed for triangular mesh reconstruction from 3D scattered points based on the existing intrinsic property driven (IPD) method. The improvements include a new approach to determine the seed triangle, a new approach... more
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    •   6  
      Computational GeometryMesh generationGeometric Numerical IntegrationRegion growing
This work explores the use of characterization features extracted based on breast-mass contours obtained by automated segmentation methods, for the classification of masses in mammograms according to their diagnosis (benign or malignant).... more
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      Pattern RecognitionBreast CancerImage AnalysisRegion growing
Quantitative synchrotron micro-CT makes it possible to visualize remodeling zones having different mineral concentrations within bone tissue. However, so far their segmentation has only been performed by simple thresholding which is... more
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      Pattern RecognitionStatistical AnalysisX-ray TomographyImage segmentation
The brain tumors are the mass of undifferentiated cells which form uncontrolled proliferation of cells in the brain. In this paper, I projected segmentation of brain tumor from Magnetic Resonance Images (MRI) using the Region Growing... more
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      Image segmentationRegion growingClustering
Breast cancer is the second most common type of cancer and also one of the leading cause of cancer death worldwide. Mammography, which uses X-ray technology to image the breast, is currently the method of choice of early detection of... more
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      Breast CancerImage AnalysisVietnamMedicine
We are developing a computer-aided detection (CAD) system for breast masses on full field digital mammographic (FFDM) images. To develop a CAD system that is independent of the FFDM manufacturer's proprietary preprocessing methods, we... more
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      AlgorithmsBiomedical EngineeringImage ProcessingMedical Physics
In the last decade, airborne laser scanning (ALS) systems have become an alternative source for the acquisition of altimeter data. Compared to high resolution orthoimages, one of the main advantages of ALS is the ability of the laser beam... more
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      Airborne Laser ScanningRegion growingForest ManagementFeature Extraction