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Guidance is a crutch which can 5 blind people, detect the obstacles and form braille on the handle of it. So it can show a rough condition of environment in front of blind people by vibration and obstacles to help them.
Dalian Minzu University
Dalian, China
Mengsheng Cai,
Dalian Nationalities University
Xi Li,
Dalian Nationalities University
Donglin Cheng,
Dalian Nationalities University
Zhe Xu,
Dalian Nationalities University