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在matlab环境下，构造LDPC码的校验矩阵的各种方法，包括Gallager构造法，Mackay构造法，PEG构造法，对以后的编译码算法有很大的帮助。(In the matlab environment, various methods LDPC code parity check matrix structure, including Gallager construction law, Mackay construction law, PEG construction method, after encoding and decoding algorithms are of great help.)

3D 线性有限元算法， 可计算模型形变和应力分布(3D linear finite element method, calculate deformation and stress distribution model)

这是一个简单的卡尔曼滤波程序，仅供初学者参照(This is a simple Kalman filter procedure, only for reference for beginners)

总结了自己关于通信原理学习的一下认识,希望大家多交流(about Communication Fundamentals in my side)

将彩色图像从RGB空间转换到YCbCr空间、HSI空间(It converts from RGB corlor space to YCbCr space.)

绘制一个地球仪，挺有趣的，程序简单易懂，主要是里面的数据听宝贵。wrldmatr.mat wrldcmap.mat diqiuyi.m(Draw a globe, very interesting, the program easy to understand, which is mainly to listen to valuable data. wrldmatr.mat wrldcmap.mat diqiuyi.m)

matlab code of bisection metjod

电压前馈正反馈的孤岛检测方法。无盲区检测速度快，(Voltage feedforward positive feedback islanding detection method. No blind spot detection speed,)

genetic algorithm combine Ant colony optimization for feature selection

此程序能在MATLAB上实现低通滤波器，功能很强大(That this procedure can in MATLAB to achieve low-pass filter, a very powerful feature)