D-S证据理论数据融合，借鉴了主成分分析算法（PCA），部分实现了追踪测速迭代松弛算法，线性调频脉冲压缩的Matlab程序,进行逐步线性回归，表示出两帧图像间各个像素点的相对情况，研究生时的现代信号处理的作业，实现了对10个数字音的识别程。- D-S evidence theory data fusion, It draws on principal component analysis algorithm (PCA), Partially achieved tracking speed iterative relaxation algorithm, LFM pulse compression of the Matlab program, Stepwise linear regression, Between two images showing the relative circumstances of each pixel, Modern signal processing jobs when the graduate, Realization of 10 digital audio recognition progra.