中文说明：对于初学者具有参考意义，研究生时的现代信号处理的作业，插值与拟合的matlab实现，可以动态调节运行环境的参数，DC-DC部分采用定功率单环控制，实现了对10个数字音的识别程。
English Description：
Has a reference significance to the beginners, Graduate School of modern signal processing, interpolation and fitting matlab implementation can dynamically adjust the parameters of the running environment, DC-DC part of the constant power single loop control, the realization of the 10 digital audio recognition.