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信号与系统在MATLAB中的实现，给出了各种信号处理基本方法的源码实现(Signals and Systems at the MATLAB implementation, give a variety of basic methods of signal processing implementation of the source)

说明：  一个使用ＦＤＦＤ方法计算光子晶体的例子，得到等效折射率的值。(a example of FDFD to caculate the PCF,and get the numerical of the N)

采用极坐标，可计算网络潮流，格式和附件中ieee14.xls中数据格式是一样的，且潮流程序是通用的。(Using polar coordinates, you can calculate the network flow, the format and the ieee14.xls data format in the annex is the same, and the flow program is common.)

说明：  My friend give this to me. I hope it will be helpful to others.

说明：  包里有直流发电机simulink模型，用于直流发电机的控制仿真。(Bag simulink model has DC generator, DC generator for the control simulation.)

K近邻算法在MATLAB中的通过编写代码来实现的样例(K nearest neighbor algorithm in MATLAB by writing code in the sample achieved)

基于matlab设计的窗函数，表示窗函数的幅频特性(Matlab-based design of the window function, said window function of the amplitude-frequency characteristics)

对OFDM的载波频偏进行估计和补偿，采用ML最大似然估计算法，有不同频偏值和不同信噪比的仿真结果图。(For OFDM carrier frequency offset estimation and compensation, using ML maximum likelihood estimation, have different values and different SNR offset simulation results shown in Fig.)

MATLAB temperature fieldMATLAB temperature field

基于matlab语言编写的s-function实现PID控制器功能( s-function to realize the PID controller function based on the matlab language)