A Camera Phone Based Currency Reader for the Visually Impaired
Xu Liu · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)
This paper presents a camera phone-based system for identifying U.S. paper currency denominations for people who are blind or visually impaired. The work addresses a specific accessibility gap: unlike currencies in many other countries, U.S. paper bills are identical in size and…
visual impairment · computer vision · assistive technology · mobile accessibility · object recognition