能够对互联网上的验证码进行识别，二值化、去噪、旋转、梯度锐化、去边框、替换颜色、字符分割等算法。先训练后识别-Able to verify the code on the Internet to identify, binarization, denoising, rotation, gradient sharpening, go to the border, replacing the color, character segmentation algorithm. After first i