中文说明：数值分析的EULER法，有PMUSIC 校正前和校正后的比较，匹配追踪和正交匹配追踪，最小均方误差（MMSE）的算法，一种噪声辅助数据分析方法,外文资料里面的源代码。
English Description：
Numerical analysis of the Euler method, correction PMUSIC before and after correction of the comparison, matching pursuit and orthogonal matching pursuit, minimum mean square error (MMSE) algorithm, a noise assisted data analysis methods, foreign material inside the source code.