chengx

用matlab实现灰色序列预测GM(1,1)，其中级比的判断采用手工判断。(Using matlab to achieve gray sequence prediction GM (1,1), one class than the judge to determine manually.)

说明：  室内三维定位相关程序，主要用于数学建模，了解如何用于实际场景(Indoor three-dimensional positioning related procedures, special for mathematical modeling)

用Matlab解决图像中交互式画矩形后保存问题(Using Matlab to solve the interactive image after drawing the rectangle preservation)

This contains mechanical systems modeling code using Matlab/simulink

Spectrogram with RTDX Using MATLAB

基于matlab实现语音信号的采集和处理，包括频谱分析，显示实时A声级(Based on matlab realize the voice signal acquisition and processing, including spectral analysis, display real-time A sound level)

这是一个matlab程序，用于粒子群算法的(This is a matlab program for particle swarm optimization)

采用遗传算法和例子群算法进行优化，可以采用试验设计方法构建试验样本，用Kriging方法构建适应度函数，然后进行优化求解，记住，采用此程序是，应该安装Kring工具箱子(Using genetic algorithm and example of algorithm optimization, experimental design method can be used to build the test sample, with the Kriging method constructing fitness function, and then optimized solution, remember, is using this program, should be installed Kring tool box)

gold 序列产生的matlab源代码 可以作为参考(gold matlab source code)

％ This program calculates radar ranges in a jamming environment. It works ％ with both Stand-off jamming and self-screening jamming for steady and Swerling type ％ targets with frequency agility, coherent integration and standard atmosphere/rain ％ attenuation( This program calculates radar ranges in a jamming environment. It works with both Stand-off jamming and self-screening jamming for steady and Swerling type targets with frequency agility, coherent integration and standard atmosphere/rain attenuation)