Notice: All the software and source code are only used for research purpose. Some third-party libraries are used in our work, and anyone who uses our code must respect their copyrights. You will find a "readme.txt" file as instructions. Currently, this software can only be used in Windows Platform. If you use the software or source code, please refer to the following paper C. Yi and Y. Tian. Assistive Text Reading from Complex Background for Blind Persons. In ICDAR Workshop on Camera-based Document Analysis and Recognition (CBDAR), Springer LNCS-7139, pp.15-28, 2011.