distmat

可用此代码直接在matlab中求功率谱密度，程序已调试过，没有问题(This code can be used directly in matlab and seek the power spectral density, the program has been debugged, there is no problem)

实现哈弗曼压缩编码的matlab程序。（m文件）(Huffman code)

mac层仿真，其中包括了四个协议的仿真，可根据需要进行设置(mac layer simulation, including the simulation of the four agreements, can be set as needed)

matlab实现Arnold置乱的程序,对初学者有用(matlab Arnold matlab Arnold)

声波在水中传播计算的matlab工具箱，包括射线模型、简正波模型、快速场模型等(underwater acoustic Simulaton toolbox for matlab)

counter following code can be used in other projects

用来生成分形山的matlab程序，直接运行既是用中点法，迭代生成分形山，非常好用(Health ingredients to the matlab procedure Katayama, both directly run by the mid-point method, iterative Katayama Health ingredients, very easy to use)

SVM分类器，用于对多维采样点进行分类。可根据类别数修改分类器，我们的模式识别作业。(SVM classifier, multi-dimensional sampling points used for classification. Can be modified according to the number of classification categories, and our pattern recognition operation.)

post filter,complete matlab program

KL展开随机场的程序，利用伽辽金法计算，几个类型的相关函数(The program of KL expansion random field is calculated by Galerkin method)