mat4

说明：  冈萨雷斯数字图像处理的一个review 简洁不错(a review of digital image processing)

it s acode to show the MPSK modluation

图像的编解码程序，可以直接运行，并含有PSNR的对比(The encoding and decoding files which can run without modify, and we have comparison of PSNR)

用于图像处理的三类边缘保护滤波器，导向滤波、双边滤波、联合双边滤波。(Three types of edge protection filter for image processing-oriented filtering, bilateral filtering, joint bilateral filtering.)

说明：  matlab的一些基本实用算法，包括插值与拟合，规划问题，数据分析，解方程等(matlab some basic practical algorithms, including interpolation and fitting, planning, data analysis, solving equations, etc.)

说明：  基于matlab的模块化通信系统仿真设计，以及实验报告(this is a design of engineer system modulation based on matlab2012b)

PSO算法最小化配网建设成本，希望对初学者有用(PSO algorithm to minimize the cost of distribution network construction)

小波分析理论与Matlab实现例程，包含了小波变换在各个领域的应用(Implementation of wavelet analysis theory and Matlab routines, including the wavelet transform applications in various fields)

通过仿真过程详细介绍了OFDM正交频分复用的基本原理，对研究调制解调方法的人非常有用(Through the simulation process of OFDM,the basic principle of OFDM was introduced,it is very useful to use for the studying of OFDM)

直接型到级联型的形式转换 ％ [b0,B,A]=dir2cas(b,a) ％b 为直接型的分子多项式系数 ％a 为直接型的分母多项式系数 ％b0为增益系数 ％B 为包含各bk的K乘3维实系数矩阵 ％A 为包含各ak的K乘3维实系数矩阵 ％(directly to the cascade-type conversion in the form of%% [belts, B, A] = dir2cas (b, a)% b-to direct the molecular polynomial coefficients% for a direct-denominator polynomial coefficients% of the gain coefficient belts% B To contain the bk K by the three-dimensional real coefficient matrix% A to include all ak K by the three-dimensional real coefficient matrix%)