简单手机考试系统的开发，从题库中随机抽题考试，已经经过测试，可以运行！-The development of a simple mobile phone test system, the random question from the test item bank, has been tested, you can run!

利用lms算法和rls算法，对通过给定系统h的随机信号进行自适应滤波，通过抽头w对系统进行逆辨识与辨识，同时产生MSE 即均方误差，来描述对信号恢复的效果。-Using lms algorithm and rls algorithms h through a given system adaptive filtering of random signals, the system through the tap w reverse identification and recognition,