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变频信号的快速FFT变换，能准确的给出信号的频谱特征(Fast FFT of the signal frequency, can give accurate spectral characteristics of the signal)

编写PCA算法的程序，对想要学习如何利用PCA算法进行故障诊断的同学很有帮助！( a PCA algorithm program, for the person who want to learn how to use PCA algorithm for fault diagnosis of classmates the progran is very helpful!)

一种改进型的PSO的机器学习算法实现，应用欧氏距离作为分类便准，KNN分类法实现分类(An improved PSO algorithm)

四种聚类算法源代码及示例代码,本程序的最终目的是形成一套标准的用于聚类、可扩展的工具。包括的内容有1. 聚类算法：Kmeans和Kmedoid算法、FCMclust, GKclust, GGclust算法 2. 评估分类原型：程序可以在二维图像上绘制出聚类的结果 3. 验证：程序给每一个算法提供验证机制，每个聚类算法会统计(Partition Coefficient (PC), classification Entropy (CE), Partition Index (SC), Separation Index (S), Xie and Beni s Index (XB), Dunn s Index (DI) and Alternative Dunn Index (DII)几种衡量指标。-Four kinds of clustering algorithms source code and sample code, the ultimate goal of this program is to form a set of standards for clustering, scalable tools. Including the contents of a. Clustering algorithm: Kmeans and Kmedoid algorithms, FCMclust, GKclust, GGclust algorithm 2. Assessment classified prototypes: programs can be plotted in two-dimensional image, the results of clustering 3. Verify: Program to provide an algorithm to each authentication mechanism, each clustering algorithm will calculate Partition Coefficient (PC), classification Entropy (CE), Partition Index (SC), Separation Index (S), Xie and Beni s Index (XB), Dunn s Index (DI) and Alternative Dunn Index (DII) of several metrics.)

HSV颜色直方图的小例子，可以显示三个通道的二维灰度图像，以及它们各自的直方图。(color histogram demo)

C++中使用fftw库，根据correlation filters的相关知识编写实现，可以是实现图片的相关滤波的功能，在一副图片中找到对应patch在图片中的位置，从而进行detection和tracking的相关改进(C++ fftw library use, according to the knowledge of the preparation to achieve correlation filters, which can be filtered so as to achieve a picture related to the correlation detection and tracking of improvements)

各种chaos相图和相关时序图，比如logistic等(Various chaos phase diagram and related timing diagram，Such as logistic , etc.)

5个求解车辆路径问题（VRP）的MATLAB算法源程序和相应数据（数据也在m文件里），包括三种遗传算法，SA算法和禁忌搜索算法的m文件(5 solving vehicle routing problem (VRP) MATLAB algorithm source and the corresponding data (data is also in the m file), including three kinds of genetic algorithm, SA algorithm and tabu search algorithm m file)

说明：  matlab的相机标定工具包 可以进行 鱼眼标定(OCamCalib Omnidirectional Camera Calibration Toolbox for Matlab)

说明：  matlab code for adding noise