包含特征值与特征向量的提取、训练样本以及最后的识别，随机调制信号下的模拟ppm，PLS部分最小二乘工具箱,一种噪声辅助数据分析方法,光纤陀螺输出误差的allan方差分析，BP神经网络用于函数拟合与模式识别，有小波分析的盲信号处理，旋转机械二维全息谱计算。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Random ppm modulated analog signal under PLS PLS toolbox, A noise auxiliary data analysis method, allan FOG output error variance analysis, BP neural network function fitting and pattern recognition, There Wavelet Analysis Blind Signal Processing, Rotating machinery 2-d holographic spectrum calculation.