噪声中非平稳信号频谱分析

用于计算图像纹理特征的灰度共现矩阵。可计算水平，竖直，45，135度方向的共现矩阵。(Used to calculate the image texture gray co-occurrence matrix. Calculate the horizontal, vertical, 45,135 degrees direction co-occurrence matrices.)

进退法、0.618法、Powell法、罚函数法的程序设计, 用matlab编写，解优化问题(advancing and regressing method、0.618 method、Powell method、penalty function method, write in matlab, solve optimized problems.)

This the program for Generalized synchronization of fractional order Hyperchaotic chen system

chk sound files with band pass filters

说明：  This code is related to the course Digital Communications. It easily reproduces the error probability as a function of the SNR per bit for QPSK and 16-QAM systems using MATLAB

遗传算法求解测试函数,进行了改进,提高了算法效率 (genetic algorithm )

image processing filters frequency domain code such as high pass and low pass filters

DIGITAL MULTI-SIGNATURE SCHEME BASED ON ELLIPTIC CURVE

雷达系统设计MATLAB仿真一书里的第四张所有的程序，对于学习非常有用。(Radar system design MATLAB simulation fourth book program, very useful for learning.)

说明：  基于代理模型的工程设计Exploring and Exploiting a Surrogate(Exploring and Exploiting a Surrogate)