C_Ngeshi

OFDM系统中基于DFT的信道估计技术仿真(OFDM system channel estimation based on DFT)

信号生成的组成部分，产生随机序列，生成模拟信号(signal generate)

说明：  一个非常受欢迎的贝叶斯网络matlab工具箱(A very popular Bayesian network toolbox matlab)

计算OSNR的小程序，从光谱仪抓取光谱后，直接计算(Matlab program for OSNR caculation)

该资料详细介绍了MATLAB这款软件及一些入门知识，着重介绍了常用函数的使用等等，对初学者有很大帮助。(The information details the MATLAB software and some introductory knowledge of this, highlighting the use of commonly used functions, etc., are very helpful for beginners.)

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(Extraction based on instantaneous information signal of seven characteristics: zero center normalized instantaneous amplitude of the maximum power spectral density, zero-center normalized standard deviation of the instantaneous rate of absolute zero center section of non-weak signal instantaneous phase nonlinear component absolute value of standard deviation, non-zero center section of the weak signal non-linear component of the standard deviation of the instantaneous phase, zero-center non-normalized absolute value of the weak signal section of the standard deviation of the instantaneous frequency of a signal segment of the normalized power spectral density of instantaneous frequency maximum, according to the signal QPSK and 16QAM in the XI-axis projection of the different performance of the proposed characteristic parameters.)

此程序代码为基于遗传算法的PID整定，利用MATLAB编程实现。该程序通过遗传算法实现参数寻优，是一种不需要任何初始信息并可以寻求全局最优解的、高效的优化组合方法。(this procedure code based on genetic algorithms for PID tuning, using MATLAB programming. The procedures through genetic algorithm optimization of the parameters. is a not need any initial information and can find the global optimum, efficient optimization method.)

in this program, the sparse representation of data was calculated.

quantification of parameters of lifting

使用matlab语言编写的程序，用于解决TSP问题(Use matlab language program used to solve TSP problems)