neural-net-code-

傅立叶变化的Matlab实现，对于学习FFT非常有帮助。FFT文件夹内有多个程序。(Matlab Fourier realize change, for learning FFT very helpful. FFT folder has a number of procedures.)

谢菲尔德遗传算法工具箱/解决遗传算法优化的一些问题(Sheffield genetic algorithm toolbox/solve some of the problems of genetic algorithm optimization)

编写的一维非均匀傅里叶变换代码。不需要使用mex编译c文件或fortran文件。通过代码可了解NUFFT的技术细节。(One dimensional non-uniform Fourier transform code written. There is no need to use mex to compile C files or FORTRAN files. You can understand the technical details of NUFFT through code.)

说明：  可以实现对Excel中数据的读取和聚类，并输出聚类结果(It can read and cluster data in Excel and output clustering results.)

找到的一个比较实用的日历程序源码，用于开发与日期相关的程序，替代Calendar，实现其无法改变颜色等操作(To find a more practical calendar program source code, for the development of date-related procedures, alternative Calendar, realize that it can not change the color and other operations)

将Matlab下的M文件转换为DLL,在VC中调用.(M under the Matlab files into the DLL, the VC call.)

Structured Optimal Graph Feature Selection 对图像样本进行特征选择，使用自学习算法，然后得出相似度矩阵S(% Input % X: dim*num data matrix % gamma: coefficient of L21 % d: projection dim of W(dim*d) % c: number of clusters % k: nearest neighobrs %Output %id: sorted features by ||w_i||_2)

esprit算法对有干扰的信号频率进行估计,对于初学matlab的同学会有帮助，Matlab实现界面友好。( esprit algorithm signal frequency interference can be assessed Matlab for beginner students will help, Matlab to achieve user-friendly.)

对信号两端进行镜像延拓,可以用于消除Hilbert变换所带来的端点效应。(to extend both sides of signal)

关于合成孔径雷达聚束成像模式的一个仿真程序，效果比较理想(a code of matlab descre the spotlit imagnation of SAR)