city-develop

很多的MATLAB源程序，可以用于一般的学习和应用。(Many of the MATLAB source code can be used for general learning and application.)

Gold序列是基于m序列优选对产生的，是由两个长度相同、速率相同、但码字不同的m序列优选对模2加后得到的，一对长度为N的m序列优选对可以产生N＋2条Gold码。(Gold sequence is based on the optimization of m sequences generated by both the length of the same, the same rate, but different m codeword sequence optimization of mode 2 increases obtained, a pair of length N of the m sequence optimization can generate N 2 Article Gold code.)

matlab中的谐波阻抗等值计算程序 以9节点算例为例子进行验算的程序(matlab harmonic impedance calculation procedures equivalent to 9 nodes examples checking procedures carried out as an example)

基于KPCA_SVM的柴油机状态识别方法的研究 把KPCA与SVM共同用到柴油机状态识别中(KPCA_SVM based on the state of the diesel engine study to identify methods of KPCA and SVM to identify the common use of diesel engine state)

二维正态分布的检验函数，如果需要进行二维正态分布的检验，在你的程序运行前运行此程序，就可直接调用函数功能。(Dimensional normal distribution test function, if you need a two-dimensional normal distribution test, run your program before you run this program, you can directly call the function function.)

通讯系统中2FSK调制方式实现的MATLAB代码示意图和眼图代码示意图(2FSK modulation communication system implemented schematic MATLAB code.)

高压断路器振动信号时频特征分析，STFT变换以及功率谱，matlab代码(High voltage circuit breakers，STFT)

function [g, badg] = numgrad(fcn,x,varargin)

说明：  这是衰减子程序，用来进行信号的衰减的自程序(This is the attenuation subroutine, used to signal attenuation from the procedures)

Matlab 数字图像矩阵数据的显示及其傅立叶变换(Digital image data matrix display and Fourier Transform)