HGMEM

yahoo股票历史数据下载器，matlab编写(yahoo stock historical data downloader, matlab write)

MATLAB实现的平移huaffman编码，(MATLAB implementation of the translation huaffman code)

RSA 数字签名 matlab实现 是密码学中一个重要的签名算法(RSA digital signature cryptography matlab implementation are an important signature algorithm)

数字滤波器设计程序，该程序可以展现滤波器的功能，可以让你更好的理解滤波器(Laboratory Exercise 6 DIGITAL FILTER STRUCTURES )

This function implements kmeans clustering on an input RGB (m x n x 3) image.

Linear Regression-the effect of feature renormalization

说明：  适用于任意混沌系统的李雅普诺夫指数计算方法，值得借鉴(The calculation method of Lyapunov exponent applicable to any chaotic system is worth learning)

Fundamental Capacity of MIMO Channels

OFDM下行的仿真1、产生要传输随机数； 2、进行调制； 3、串并转换； 4、进行IFFT操作（代码中有用到共轭对称向量的IFFT为实数进行简化计算）； 5、增加循环前缀； 6、并串转换； 7、输出前滤波； 8、增加信道噪声（加性高斯白噪声）； 9、接收端串并转换； 10、去除循环前缀； 11、进行FFT变换； 12、信号解调； 13、误比特率计算； (OFDM downlink simulation 1, have to be transmitted random number 2, the modulation 3 series and transforms 4, the IFFT operation (code useful to conjugate symmetric vector of the IFFT of real numbers to simplify calculations) 5, the increase in circulating prefix 6, and string conversion 7, the output before the filter 8, increased channel noise (additive white Gaussian noise) 9, the receiver string and conversion 10, removal of cyclic prefix 11, the FFT transform 12 , the signal demodulation 13, bit error rate )

说明：  MATLAB编写的ode45求解转子系统动力学程序，可用于计算响应和临界转速，程序正常可运行，主程序和函数放在同一个txt文件中。(Ode45 program written in MATLAB for solving rotor system dynamics can be used to calculate response and critical speed. The program can run normally. The main program and function are in the same TXT file.)