1673-5439(2010)04-0057-04

把雷克子波离散，对其做fft变换到频率域，然后滤波，再做ifft变换回时间域。(To Leike Zi wave dispersion, its to do fft transform into the frequency domain and then filter, do ifft transform back to time domain.)

两种interpolate图像的算法， 一种是OptimalRecovery, 另一种不知。(two algorithms to interpolate images, one is optimalRecovery, another one unknown.)

说明：  LTE系统中Turbo译码MATLAB程序(turbo decoder in lte system)

利用matlab编程计算矩阵的协方差，对数学建模很有用(slove mathematics things)

matlab版卡农 使用matlab弹奏卡农(matlab version of the Canon use Matlab to play Canon)

canny_edge的源码 供朋友们参考(canny_edge friends as a reference source for)

最大类间方差法的matlab实现，可以对灰度直方图呈现良好的双峰特性的图像进行有效的分割(Otsu method to achieve the matlab can histogram showed bimodal characteristics of a good image for effective segmentation)

一个用MATLAB编写的优化控制工具箱，非常实用(a prepared using MATLAB Toolbox optimal control, very practical)

说明：  遗传算法工具箱，很实用的！请大家下载。一定感到很好！！！！(GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. )

这里的k-means聚类，是事先给出原始数据所含的类数，然后将含有相似特征的数据聚为一个类中。(Where k-means clustering, is given in advance the number of classes contained in the original data, then the data contained similar characteristics grouped into a single class.)