中文说明：做视觉测量的上位机代码,有小波分析的盲信号处理，该函数用来计算任意函数的一阶偏导数(数值方法),完整的基于HMM的语音识别系统，采用波束成形技术的BER计算，包括主成分分析、因子分析、贝叶斯分析。
English Description：
Vision measurement of PC code, wavelet analysis of blind signal processing, the function used to calculate any function of the first order partial derivative (numerical method), the complete speech recognition system based on HMM with beam forming technology of BER calculation, including principal component analysis, factor analysis, Bayesian analysis.