signal_gen

程序函数id3，该程序主要用于数据挖掘领域。(function id3 procedures, the procedures are used mainly for data mining areas.)

用ELM实现手写数字的识别，快速，用MNIST数据库(Handwritten numbers recognition realized by ELM)

说明：  一个关于主成分分析的matlab演示，十分有用(A principal component analysis on matlab demo, very useful)

Optimization Techniques code

车牌分割,采用matlab编写,可很好的实现车牌的分割!(plates segmentation, prepared using Matlab can achieve good segmentation plates!)

Matlab教程第7章，编程与数据分析、整理(Matlab Guide Chapter 7, programming and data analysis, sorting)

人脑图像边缘提取,比较好用的人脑图像边缘提取matlab仿真程序。(The human brain image edge extraction, relatively easy to use the human brain image edge extraction matlab simulation program.)

MATLAB实现扩频通信系统仿真，实现m序列生成，发射端发射信号，接受端接受信号(MATLAB realization of spread spectrum communication system simulation, realization m sequence generation, transmission side transmits the signal, the receiving end receives signals)

说明：  利用粒子群优化算法对支持向量机中的核函数参数和惩罚参数进行优化是非常有效的手段，可以大大提高鲁棒性。实际过程中读者可通过下载我上传的代码，简单进行修改和阅读附件论文即可快速掌握相关方面的知识，快速使用这一方法。(Particle swarm optimization (PSO) is a very effective method to optimize the kernel function parameters and penalty parameters of SVM, which can greatly improve the robustness. In the actual process, readers can quickly grasp relevant knowledge and use this method by downloading the code I uploaded, simply modifying and reading the attached paper.)

说明：  在网上下载的好用的傅里叶变换程序 时域变频域信号分析(Fourier transform program)