CAPTCHA from http://submail.cn/sms
finished.
split the letters with findCountours, and use template to recognize every letter.
Programing Language: C++
Library: opencv2 + libboost
cd ./downloader/
python downloader.py
cd ./spliter && cmake . && make
mkdir letters
./spliter
You can check the result at ./recognizer/dataset
cd ./recognizer && cmake . && make
./recognizer test1.png
./recognizer test2.png
./recognizer test3.png
./recognizer test4.png
./recognizer test5.png