基于相位角点检测的特征匹配研究，很好用的。-Corner detection based on phase matching of the characteristics of research, a good use.

角点检测，用于运动背景特征点提取，对图像匹配，拼接，运动目标提取有用-Corner detection, feature point extraction for moving background, image matching, mosaic, moving target extraction of usefu