说明：  一种变步长LMS自适应滤波算法及分析,电子学报，高鹰，谢长利提出的一种算法。本文提供该文中提出算法的matalb源程序文件，仅供大家参考。
(A Variable Step Size LMS Adaptive Filtering Algorithm and analysis, electronic Journal of High Eagle, Xiechang Li proposed an algorithm. This article provides the text of the proposed algorithm matalb source file, only for your reference.)