MATLABPart1

计算两幅图像的SNR信噪比的源代码MATLAB版(Calculation of two images PSNR peak signal to noise ratio of the source code version of MATLAB)

matlab生成地震信号处理的雷克子波，常用来加噪之后检测算法.(generating seismic signal processing matlab Ricker wavelet, used to increase noise after detection algorithm.)

BP和OMP算法的matlab程序，供参考学习。(BP and OMP algorithm matlab program for reference study.)

有一学生成绩管理数据库如下表，要求建立一SAS数据集score，并输出显示 创建一个新的数据集class，新增平均成绩aver变量和等级考评grade变量，grade的值是根据aver值的大小给出A、B、C、D四个等级，并显示新数据集class(A student achievement management database as the table, called for the establishment of a SAS data set score, and output display create a new data set class, add an average score aver evaluation variables and grade level variables, grade values are based on the size of a aver value the A, B, C, D four grades, and displays the new data set of class)

s变换的C程序，简便实用,很容易读懂和理解，对于初学者来说，是掌握S变换的良好实例。(s transformation of C procedures, simple and practical, it is easy to read and understand for beginners, it is to master a good example of S transform.)

说明：  该程序给出了OFDM信号以及频谱分析，也插入了保护间隔(the procedure given OFDM signal and spectrum analysis, insert a protective partition)

对信号进行频谱分析及滤波，包括主成分分析、因子分析、贝叶斯分析，计算加权加速度,应用小区域方差对比，程序简单，用于时频分析算法。( The signal spectral analysis and filtering, Including principal component analysis, factor analysis, Bayesian analysis, Weighted acceleration, Application of small area variance comparison, simple procedures, For time-frequency analysis algorithm.)

Arima模型选择差分项，并验证序列正确性(Arima model validates sequence correctness)

说明：  维纳滤波的matlab实现,可以作为初学者的参考例程(WienerNoiseReduction implemented in Matlab)

Matlab 时频分析技术及其应用Matlab 时频分析技术及其应用Matlab 时频分析技术及其应用(Matlab 时频分析技术及其应用)