7 papers
Evaluating OCR Performance for Assistive Technology: Effects of Walking Speed, Camera Placement, and Camera Type
Junchi Feng, Nikhil Ballem, Mahya Beheshti +5
Optical character recognition (OCR), a process that converts printed or handwritten text into machine-readable form, is widely used in assistive technology for people with blindnes…
Exploring the Use of VLMs for Navigation Assistance for People with Blindness and Low Vision
Yu Li, Yuchen Zheng, Giles Hamilton-Fletcher +6
This paper investigates the potential of vision-language models (VLMs) to assist people with blindness and low vision (pBLV) in navigation tasks. We evaluate state-of-the-art close…
A Multimodal Assistive System for Product Localization and Retrieval for People who are Blind or have Low Vision
Ligao Ruan, Giles Hamilton-Fletcher, Mahya Beheshti +3
Shopping is a routine activity for sighted individuals, yet for people who are blind or have low vision (pBLV), locating and retrieving products in physical environments remains a…
Robust Computer-Vision based Construction Site Detection for Assistive-Technology Applications
Junchi Feng, Giles Hamilton-Fletcher, Nikhil Ballem +5
Purpose: Navigating urban environments poses significant challenges for individuals who are blind or have low vision, especially in areas affected by construction. Construction zon…
Using virtual reality to enhance mobility, safety, and equity for persons with vision loss in urban environments
F. S. Ricci, C. K. Ukegbu, A. Krassner +4
This study explores the use of virtual reality (VR) as an innovative tool to enhance awareness, acceptance, and understanding of accessibility for persons with vision loss (VL). Th…
Multi-faceted Sensory Substitution for Curb Alerting: A Pilot Investigation in Persons with Blindness and Low Vision
Ligao Ruan, Giles Hamilton-Fletcher, Mahya Beheshti +3
Curbs -- the edge of a raised sidewalk at the point where it meets a street -- crucial in urban environments where they help delineate safe pedestrian zones, from dangerous vehicul…