带权值的多项式拟合，适用于点坐标拟合，效率较高，值得学习！ -Polynomial fitting with weight, suitable for point coordinate fitting, high efficiency, it is worth learning! Polynomial fitting with weight, suitable for point coordinate fitting, high efficiency, it is worth learning!

视频流人脸识别，环境是vs2013+opencv 2.4.1,在我电脑上完美运行-face detection in live videostream,it works well on my pc

读取图片并显示在界面上,显示时间和形式自定义(read a picture and show it on the interface)