1. Blindness and vision impairment;WHO,2018
2. Increasing usability when interacting through screen readers;Leporini;Univ. Access Inf. Soc.,2004
3. Slide rule : Making mobile touch screens accessible to blind people using multi-touch interaction techniques;Kane;Design,2008
4. Navigation systems for individuals with visual impairment: A survey;Zhang,2008
5. Indoor scene segmentation using a structured light sensor;Silberman,2011