实现了一种快速比较算法进行图象识别比较，可以应用在足球机器人和工业控制等方面-achieve a more rapid identification algorithm for image comparison, can be used in robot soccer and industrial control, etc.

采用梯度分布直方图的算法，自动识别视频文件中的人体，并通过蓝色方框标识出，能够实时识别，追踪显示-Gradient histogram algorithm that automatically identify video files in the human body, and identified by a blue box, real-time identification, tracking display