matlab

介绍了ldpc码的发展概况，历程，各种编解码算法，对初学者有很大帮助(Describes the overview of the development ldpc code, course, a variety of codec algorithm, very helpful for beginners)

用matlab画出洛伦兹吸引子的图片，就是比较有名气的那一只(The Lorenz Attractor)

四元数傅里叶变换代码，四元数在图像上的应用(quaternion fourier transform)

可以求出复杂网络中两节点间的距离以及平均路径长度，各节点的度及度的分布曲线，以及节点的聚类系数。(You can find out the distance and average path length between the two nodes in complex networks .you can also find out degree and degree distribution curve of each node, and the node clustering coefficient.)

结合pso的fcm算法，可以计算最佳聚类个数和具体的聚类位置。(fcm with pso)

HARQ_simulations_convolutional code

一个修改后的PCA进行人脸识别的Matlab代码(A revised PCA for Face Recognition Matlab code)

时域有限差分法在matlab环境下进行的仿真，更形象地说明了时域有限差分法 (When the FDTD method simulation in Matlab environment, but also vividly illustrates the finite difference time domain method)

基本的人工鱼群算法的整体实现 包含各个鱼群行为(Basic overall implementation contains all the fish behavior of artificial fish algorithm)

说明：  对瑞利信道相关参数和性能进行了仿真，程序经过测试，可以直接出结果。(The parameters and performance of Rayleigh channel are simulated, and the results can be obtained directly after the program is tested.)