包括广义互相关函数GCC时延估计，采用了小波去噪的思想，完整的基于HMM的语音识别系统。- Including the generalized cross-correlation function GCC time delay estimation, Using wavelet denoising thought, Complete HMM-based speech recognition system.

完整的基于HMM的语音识别系统，Gabor小波变换与PCA的人脸识别代码，利用matlab针对图像进行马氏距离计算 。- Complete HMM-based speech recognition system, Gabor wavelet transform and PCA face recognition code, Using matlab to calculate the Mahalanobis distance for the image.