应用nlms自适应滤波算法进行回声消除的matlab程序，很简单。-application nlms adaptive filtering algorithms eliminate echoes of Matlab procedures, is very simple.

自己写的回声对消算法rls,frls,nlms,apa的matlab仿真，还附有音频文件，和详细的文档说明，很详细，非常适合本科生做毕业设计。-A project on AEC, including rls, frlf, nlms and apa, is carefully writen and would be very helpful to undergraduate students.