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- research-articleFebruary 2025
A model of how hierarchical representations constructed in the hippocampus are used to navigate through space
Adaptive Behavior - Animals, Animats, Software Agents, Robots, Adaptive Systems (SAGE-ADAP), Volume 33, Issue 1Pages 55–71https://doi.org/10.1177/10597123241268216Animals can navigate through complex environments with amazing flexibility and efficiency: they forage over large areas, quickly learning rewarding behavior and changing their plans when necessary. Some insights into the neural mechanisms supporting this ...
- extended-abstractJanuary 2025
Enhancing the Travel Experience for People with Visual Impairments through Multimodal Interaction: NaviGPT, A Real-Time AI-Driven Mobile Navigation System
GROUP '25: Companion Proceedings of the 2025 ACM International Conference on Supporting Group WorkPages 29–35https://doi.org/10.1145/3688828.3699636Assistive technologies for people with visual impairments (PVI) have made significant advancements, particularly with the integration of artificial intelligence (AI) and real-time sensor technologies. However, current solutions often require PVI to ...
- research-articleDecember 2024
Automatic feature‐based markerless calibration and navigation method for augmented reality assisted dental treatment
AbstractAugmented reality (AR) is gaining traction in the field of computer‐assisted treatment (CAT). Head‐mounted display (HMD)‐based AR in CAT provides dentists with enhanced visualisation by directly overlaying a three‐dimensional (3D) model on a ...
- posterNovember 2024
Follow the Yellow or Red Brick Road? Investigating the Impact of Narratives in a Guided Navigation Task
HAI '24: Proceedings of the 12th International Conference on Human-Agent InteractionPages 411–413https://doi.org/10.1145/3687272.3690900Sharing casual stories in conversations is a natural human behaviour that adds personal and unique details, while also offering measurable benefits such as improved memory recall and more positive social human-human interactions. However, as social ...
- short-paperOctober 2024
A Case Study on the Effects of Auditory Cues in Influencing Spatial Memory and Representation for a Person Who is Blind
BCIMM '24: Proceedings of the 1st International Workshop on Brain-Computer Interfaces (BCI) for Multimedia UnderstandingPages 49–53https://doi.org/10.1145/3688862.3689115Navigation is a coordinated and goal-oriented movement through the environment, in which vision is an integral part of acquiring spatial information. People with blindness and vision impairment rely on alternative senses to navigate in daily life. ...
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- research-articleSeptember 2024
Shock Me The Way: Directional Electrotactile Feedback under the Smartwatch as a Navigation Aid for Cyclists
Proceedings of the ACM on Human-Computer Interaction (PACMHCI), Volume 8, Issue MHCIArticle No.: 274, Pages 1–25https://doi.org/10.1145/3676521Cycling navigation is a complex and stressful task as the cyclist needs to focus simultaneously on the navigation, the road, and other road users. We propose directional electrotactile feedback at the wrist to reduce the auditory and visual load during ...
- ArticleDecember 2024
Efficient 2D and 3D Corresponding Object Identification Using Deep Learning Models
AbstractThis paper proposes an Efficient Perspective-n-Point (EPnP)-based You Only Look Once (YOLO) 3D object detection algorithm that aims to be applied to the navigation and localization system of autonomous robots when they work in outdoor ...
- research-articleAugust 2024
Circular formations of non-communicating robot groups via local strategies
Adaptive Behavior - Animals, Animats, Software Agents, Robots, Adaptive Systems (SAGE-ADAP), Volume 32, Issue 4Pages 291–300https://doi.org/10.1177/10597123231204627Local strategies, which are based on cost minimization, to achieve circular formations of autonomous robot groups are presented. It is assumed that the group members have no communication capabilities or any means of interchanging information among ...
- research-articleJuly 2024
EasyGO: A Field Study of Grocery Store Navigation Application Design for the Visually Impaired
DIS '24 Companion: Companion Publication of the 2024 ACM Designing Interactive Systems ConferencePages 214–218https://doi.org/10.1145/3656156.3663719This paper presents a field study of EasyGO, a mobile navigation application designed to help visually impaired individuals navigate grocery stores independently. EasyGO provided both audio and screen interaction methods for adding items, receiving ...
- short-paperJune 2024
Mobile Map Applications for Foldable Devices
AVI '24: Proceedings of the 2024 International Conference on Advanced Visual InterfacesArticle No.: 29, Pages 1–5https://doi.org/10.1145/3656650.3656655As foldable mobile devices grow in popularity, they often feature two screens—a smaller cover screen and a larger inside one, accessible by unfolding the device vertically or horizontally. Despite this, most mobile applications, including map apps, have ...
- research-articleOctober 2024
"We are at the mercy of others' opinion": Supporting Blind People in Recreational Window Shopping with AI-infused Technology
W4A '24: Proceedings of the 21st International Web for All ConferencePages 45–58https://doi.org/10.1145/3677846.3677860Engaging in recreational activities in public spaces poses challenges for blind people, often involving dependency on sighted help. Window shopping is a key recreational activity that remains inaccessible. In this paper, we investigate the information ...
- research-articleOctober 2024
Enhancing Walk-Light Detector Usage for the Visually Impaired: A Comparison of VR Exploration and Verbal Instructions
W4A '24: Proceedings of the 21st International Web for All ConferencePages 139–149https://doi.org/10.1145/3677846.3677849People with visual impairments (PVI) increasingly rely on camera-enabled smartphone apps for tasks like photography, navigation, and text recognition. Despite the growing use of these applications, precise camera aiming remains a significant challenge. ...
What's the Rush?: Alternative Values in Navigation Technologies for Urban Placemaking
CHI '24: Proceedings of the 2024 CHI Conference on Human Factors in Computing SystemsArticle No.: 501, Pages 1–17https://doi.org/10.1145/3613904.3642470In the design of contemporary mapping technologies, effective navigation has become synonymous with the quickest route, limiting the extent to which people engage with the places they move in and around. This paper unsettles the prevalent focus on ...
- research-articleMay 2024
Behind the Scenes: Adapting Cinematography and Editing Concepts to Navigation in Virtual Reality
CHI '24: Proceedings of the 2024 CHI Conference on Human Factors in Computing SystemsArticle No.: 545, Pages 1–12https://doi.org/10.1145/3613904.3642412Teleportation is a popular method of navigation in virtual reality (VR) because it does not induce symptoms of VR sickness, such as nausea and disorientation. However, teleportation may reduce spatial awareness, causing users to miss important aspects of ...
Navigating Real-World Challenges: A Quadruped Robot Guiding System for Visually Impaired People in Diverse Environments
- Shaojun Cai,
- Ashwin Ram,
- Zhengtai Gou,
- Mohd Alqama Wasim Shaikh,
- Yu-An Chen,
- Yingjia Wan,
- Kotaro Hara,
- Shengdong Zhao,
- David Hsu
CHI '24: Proceedings of the 2024 CHI Conference on Human Factors in Computing SystemsArticle No.: 44, Pages 1–18https://doi.org/10.1145/3613904.3642227Blind and Visually Impaired (BVI) people find challenges in navigating unfamiliar environments, even using assistive tools such as white canes or smart devices. Increasingly affordable quadruped robots offer us opportunities to design autonomous guides ...
The RayHand Navigation: A Virtual Navigation Method with Relative Position between Hand and Gaze-Ray
CHI '24: Proceedings of the 2024 CHI Conference on Human Factors in Computing SystemsArticle No.: 634, Pages 1–15https://doi.org/10.1145/3613904.3642147In this paper, we introduce a novel Virtual Reality (VR) navigation method using gaze ray and hand, named RayHand navigation. It supports controlling navigation speed and direction by quickly indicating the initial direction using gaze and then using ...
- research-articleMarch 2024
Digital twin‐based multi‐objective autonomous vehicle navigation approach as applied in infrastructure construction
AbstractThe widespread adoption of autonomous vehicles has generated considerable interest in their autonomous operation, with path planning emerging as a critical aspect. However, existing road infrastructure confronts challenges due to prolonged use ...
- short-paperMarch 2024Best Student Paper
Development of a Socially Cognizant Robotic Campus Guide
- Benjamin Greenberg,
- Daniel Nakhimovich,
- Richard Magnotti,
- Hriday Purohit,
- Sanskar Shah,
- Aniket Satish Kulkarni,
- Uriel Gonzalez-Bravo,
- Noah R. Carver
HRI '24: Companion of the 2024 ACM/IEEE International Conference on Human-Robot InteractionPages 1229–1232https://doi.org/10.1145/3610978.3641263A robotic system to help lost students find their way around a college campus was designed, built, and tested. Socially cognizant design practices, including stakeholder engagement, and interdisciplinary team-building, were practiced. Users can interact ...
- short-paperMarch 2024
Using Proxemics as a Corrective Feedback Signal during Robot Navigation
HRI '24: Companion of the 2024 ACM/IEEE International Conference on Human-Robot InteractionPages 732–736https://doi.org/10.1145/3610978.3640746This paper presents a novel feedback system based on proxemics. PFbS (Proximity Feedback System) allows a robot to dynamically update its navigational behavior by interpreting a human teacher's distance to the robot as a corrective feedback signal. We ...
- posterFebruary 2024
Poster: "NavConnect: Empowering Boatmen Through USSD-based Transportation Services"
HOTMOBILE '24: Proceedings of the 25th International Workshop on Mobile Computing Systems and ApplicationsPage 149https://doi.org/10.1145/3638550.3643630The transportation sector plays a vital role in the economic development of many countries, particularly low-income ones. In Bangladesh, the vast network of rivers and waterways makes boats the most accessible and cost-effective mode of transportation. ...