这是使用基于边缘的方法对文本图像中的文字进行检测的算法，可以将图像中的文字提取并标记出来。-This is the way to the edge-based text in the image text detection algorithm can extract the text in the image and mark them.

Jain & Yu机遇区域的文本定位方法实现-Jain & Yu opportunities for regional implementation of text localization