随机调制信号下的模拟ppm，模式识别中的bayes判别分析算法，在MATLAB中求图像纹理特征，仿真效率很高的，关于小波的matlab复合分析，包括最小二乘法、SVM、神经网络、1_k近邻法,实现了对10个数字音的识别，通过反复训练模板能有较高的识别率。- Random ppm modulated analog signal under Pattern Recognition bayes discriminant analysis algorithm, In the MATLAB image texture feature, High simulation efficiency, Matlab wavelet analysis on complex, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, To achieve the recognition of 10 digital sound, Through repeated training BfxlnfAlate have higher recognition rate.