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braille_detection

introduction

Detecting braille on a raspberry pi camera

This project is not finished, I was working on it on raspberry pi, but I had no time to get it done.

Please help this project to get finished.

Process

  1. Background Removal

  2. Apply binary threshold

  3. remove noise

  4. rotation correction

  5. find grids

  6. braille encoding

  7. unicode encoding

before processed
image
after processed
image

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