研究生时的现代信号处理的作业，应用小区域方差对比，程序简单，实现了对10个数字音的识别程序相关分析过程的matlab方法，主要为数据分析和统计，可以实现模式识别领域的数据的分类及回归。-Modern signal processing jobs when the graduate, Application of small area variance comparison, simple procedures, Realization of 10 digital audio recognition program Correlation analysis process matlab method, Mainly for data analysis and statistics, You can achieve data classification and regression pattern recognition.