中文说明：处理信号的时频分析，多姿态，多角度，有不同光照,通过反复训练模板能有较高的识别率，有详细的注释，现代信号处理中谱估计在matlab中的使用，最大信噪比的独立分量分析算法。
English Description：
Signal processing of time-frequency analysis, multi pose, multi angle, different light illumination, through repeated training pattern can have higher recognition rate, with detailed notes, modern signal processing in spectrum estimation in MATLAB, maximum signal to noise ratio of independent component analysis algorithm.