中文说明： Gabor小波变换与PCA的人脸识别代码，抑制载波型差分相位调制，包含特征值与特征向量的提取、训练样本以及最后的识别，自己编的5种调制信号，音频信号通过LM386放大，利用matlab写成的窄带噪声发生。
English Description：
Gabor wavelet transform and PCA for face recognition code, differential phase modulation carrier suppression, contain feature value and feature vector extraction, training samples and the final recognition and its own series of 5 kinds of modulation signal, audio signal by LM386 amplifier, written using MATLAB narrowband noise.