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利用牛顿法数值计算光纤的传播常数，这样利用传播常数与色散的关系，就可以画出光纤的色散曲线(Numerical calculation using Newton' s method the fiber propagation constant, so that the use of the propagation constant and the dispersion relations, we can draw the dispersion curves of optical fiber)

说明：  子波模拟的程序，对于用信号处理方法处理勘探地震信号的同学们有一些帮助(Sub-wave simulation of the process, with the signal processing method for exploration seismic signal processing students have some help)

Program a. Description: This source code program can produce a minimum-length trajectory for any two configurations. b. Size: 28kb c. Platform: Matlab 7.1. d. Major Component Description: 41 .m files in the folder .Progra

经验模态分解程序集，一类可以有效进行信号分段以及分析和处理的源代码。(Empirical mode decomposition procedure)

I am submitting my Computational science and engineering assignment #3 based on SVD/PCA.The zip file contains matlab codes of Exercise no:1 and Exercise no:3 as program_1.m and program_3.m files respectively. I have made a separate reports for the above said two exercises as Report_problem1 and Report_problem3, both in pdf format. Please find the attached zip file.

说明：  CNM算法实现的快速社团检测，方便快捷好用(CNM Fast community detection based on the algorithm is convenient, fast and easy to use.)

实现了多目标遗传算法NSGA2，并带有详细注释及相关论文，读者只需根据具体问题简要修改，即可使用。(Achieved a multi-objective genetic algorithm NSGA2, with detailed notes and related papers, the reader just a brief specific issues in accordance with changes to use.)

根据样本估计密度曲线的方法，也就是pavzen窗函数法，采用正态窗函数，先画直方图，在估计平滑的密度曲线(Estimated based on the sample density curve method, which is pavzen window function method, using normal windows function, the first histogram drawn in the estimated density curve smoothing)

实现在MATLAB环境下的非参数估计实验的傻瓜式操作(Circumstances in MATLAB implementation of the non-parametric estimate of a fool experimental operation)

基本的多维优化算法，如最速下降法，牛顿法以及高斯牛顿法等(Basic multidimensional optimization algorithms, such as the steepest descent method, Newton method and Gauss Newton method, etc.)