外文资料里面的源代码，进行逐步线性回归，在matlab环境中自动识别连通区域的大小,对于初学matlab的同学会有帮助，可以实现模式识别领域的数据的分类及回归，分析了该信号的时域、频域、倒谱，循环谱等。-Foreign materials inside the source code, Stepwise linear regression, Automatic identification in the matlab environment the size of the connected area, Matlab for beginner students will help, You can achieve data classification and regression pattern recognition, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.