meanshift object tracking

通过手动框选目标区域，然后进行自动跟踪，使用的算法是Camshift，自适应均值漂移(By manually selecting the target area, then automatic tracking, using the algorithm is Camshift, adaptive mean shift)

卡尔曼滤波算法仿真基于opencv，小球跟踪(kalman filter algorithm simulation based on OpenCV, ball tracking)