该程序用来实现扩展卡尔曼滤波（EKF),仿真中用扩展卡尔曼滤波实现对雷达目标的跟踪，并估计。-The program used to implement the extended Kalman filter (EKF), simulation with extended Kalman filter to achieve the target tracking radar, and estimates.

用一观测器从t 1秒开始对一个运动目标的距离进行连续地跟踪测量,假设观测的间隔为一秒钟,雷达到运动目标之间的距离为S(t)()