利用openCV找出已知图像中的角点， 利用slider bar 控制临界值， 并显示出通过临界值的角点像素， 并用non-maxima suprression 使之变稀疏并显示-routines in OpenCV to demonstrate the operations of the Harris Corner detector. 1. Open the image box_in_scene.jpg and show the image in a window. 2. Compute

Harris，FAST，Eigen 3种特征点提取方法的比较，开发平台是vs2005和opencv-Harris, FAST, Eigen 3 kinds of feature point extraction method comparison, the development platform is vs2005 and opencv