Levenberg-Marquardt Method

zig-zag顺序扫描，从而达到实现图片压缩量化编码(zig-zag scan order to achieve the realization of image compression quantization coding)

IEEE30节点测试系统matlab M文件，包含各节点信息。。。。(The IEEE30 nodes test system M-file)

this is gradient magnitude code in matlab

说明：  利用matlab编写的基于计算机声卡的虚拟仪器，含信号发生器、示波器和频率计，并利用matlab中guide可视化编程实现了界面操作。(Matlab prepared using computer sound card based virtual instrument, with the signal generator, oscilloscope and frequency meter, and use visual guide matlab programming in the interface operation.)

本程序为丹麦奥尔堡大学开发的基于Matlab/Simulink的风电专用工具箱，包含专用的风模型、电机模型、变换器及控制策略等内容，著名的风电软件DIGSILENT等软件就是基于该软件开发的。(This toolbox has been developed during the research project “Simulation Platform to model, optimize and design wind turbines” and it has been used as a general developer tool for other three simulation tools: Saber, DIgSILENT, HAWC. The report provides first a quick overview over Matlab issues and then explains the structure of the developed toolbox. The attention in the report is mainly drawn to the description of the most important mathematical models, which have been developed in the Toolbox. )

基于改进的GrowCut算法实现图像分割的代码，实现的平台是Windows下的Matlab。(The code image segmentation based on improved GrowCut algorithm implementation under Windows platform is Matlab.)

说明：  基于遗传算法寻优参数的支持向量机算法，使得算法的参数达到全局最优，避免陷入具备最小(Support Vector Machine Algorithms Based on Genetic Algorithms for Optimizing Parameters)

用matlab来实现密码登陆窗口代码，一个程序(code enter)

分段平均法功率谱分析，不同数据重叠长度对结果的影响 (Sub-average power spectrum analysis, the results of different data length on the impact of overlapping)

说明：  对来波方向估计,并对估计误差均方差进行估计的方法(On DOA estimation, and estimation error variance estimation methods are)