该程序用于验证DC矩阵与AC矩阵之间DCT变换与反变换之间的关系。X=Xdc+Xac 将DC矩阵和AC矩阵分别反变换后变成Xdc和Xac AC矩阵就是将Y[0][0]置为零后的DCT矩阵 DCT=Y=A*X*At-the procedures used to validate DC and AC Matrix between DCT and inverse transform the relationship between. X = Xdc Xac to DC and AC matrix-ma

这是一篇关于回波抵消各种方法描述、分析、验证的一篇文中，讲解了LMS、nlms,等各种方法-This is an echo canceller on a variety of methods to describe, analyze, validate a text to explain the LMS, nlms, other methods