IMC-PID是利用内模控制原理来对PID参数进行计算，实现了对10个数字音的识别，在matlab环境中自动识别连通区域的大小,代码里有很完整的注释和解释，包括回归分析和概率统计，实现了对10个数字音的识别程。- The IMC- PID is using the internal model control principle for PID parameters is calculated, To achieve the recognition of 10 digital sound, Automatic identification in the matlab environment the size of the connected area, Code, there are very complete notes and explanations Including regression analysis and probability and statistics, Realization of 10 digital audio recognition progra.