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《通信系统仿真原理与无线应用》第18章有关CDMA系统仿真的经典matlab程序(Capter_18 of《Principles of Communications System Simulation with Wireless Applications》,a classic matlab program on CDMA system simulation)

PCA的步骤： 1 先将数据中心化； 2 求得的协方差矩阵； 3 求出协方差矩阵的特征值与特征向量； 4 将特征值与特征向量进行排序； 5 根据要降维的维数d’,求得要降维的投影方向； 6 求出降维后的数据； (PCA steps: 1 of the first data center 2 covariance matrix obtained 3 obtained covariance matrix eigenvalues and eigenvectors 4 eigenvalues and eigenvectors will be sorted 5 according to the dimension of dimension reduction d ' , seek to reduce the dimension projection direction 6, the data obtained after the dimensionality reduction )

imfreqfilt函数 对灰度图像进行频域滤波 参数I 输入的空域图像 参数ff 应用的与原图像等大的频域滤镜( imfreqfilt function for gray image frequency domain filtering Parameters I entered the airspace image)

bioinformatics s function pseudo inv-robot

time varieng channel with ofdm system

浙大某老师matlab基础课程教材 例子挺多的，复习基础知识有帮助(Zhejiang University course materials based on a teacher matlab example Tingzhi, review the basics of help)

matlab中GUI实现删除声音短，声音中插入声音(the matlab GUI delete voice short, insert voice sound)

本程序是基于matlab的龙贝格积分数值方法。(This program is Romberg integral numerical methods matlab based.)

Gabor filter has implemented here to find the texture boundary by varying frequency and orientation angle.

说明：  数学实验课程相关的工具讲稿，可以看看，很详细的(experimental mathematics curriculum-related tools script, can see very detailed ... )