LMS

代码说明：

  实现自适应LMS滤波的功能，LMS 自适应滤波器在噪声消除方面具有很好的效果 ,且在信噪比较小的情况下也可以完成一定条件下的数字滤波任务。(To realize the function of adaptive LMS filtering, the LMS adaptive filter has a good effect in noise elimination, and the digital filtering task under certain conditions can be completed under the condition of small signal-to-noise ratio.)