1.This repository created in C# VS2013-x64, It contains the following function:
- merged characters segmentation algorithm according "The Robustness of “Connecting Characters Together” CAPTCHAs".
- Sauvola binarization
- OTSU binarization
- Iteration binarization
- Zhang-Suen skeletonization
2.The test data set is the TAOBAO CAPTCHA that composed of blue character and white background.
3.Get more information about the algorithm from http://livezingy.com/the-theory-of-segmentation-for-merged-characters/