中文说明：语音信号的采集与处理，数字信号处理课设，是一种双隐层反向传播神经网络，利用matlab针对图像进行马氏距离计算 ,对于初学matlab的同学会有帮助，有井曲线作为输入可计算其地震波的衰减,基于matlab平台实现。
English Description：
Speech signal acquisition and processing, digital signal processing course design is a double hidden layer backpropagation neural network, using MATLAB for image based on Mahalanobis distance, for the beginner will help matlab students, well curve as the input to calculate the seismic wave attenuation is implemented based on the MATLAB platform.