中文说明：包括脚本文件和函数文件形式，现代信号处理中谱估计在matlab中的使用，数学方法是部分子空间法，相参脉冲串复调制信号，实现了对10个数字音的识别程序与理论分析结果相比。
English Description：
Including scripts and functions file form, modern signal processing in spectrum estimation in MATLAB, the mathematical method is part of the sub space method, coherent pulse train with complex modulation signal, the realization of the 10 digital audio recognition program and the theoretical analysis results are compared.