imgsteg

rough fuzzy c means algorithm for clustering of data set

guassian sobel filter for image processing

说明：  里面有经典的周期图法程序，还有改进的周期图法的程序，形成对比(There are classical periodogram program, as well as improved program cycle diagram method, in contrast to)

GAIN x2 MODEL IS SHOWEN IN THIS MODEL

solovay-strassen素性测试法的matlab实现，这也是密码学中的常见算法(solovay-strassen primality test of matlab implementation, which is common cryptography algorithms)

mfile investigates the generation, transmission and reception of the OFDM signal without channel noise or HPA effect

LMS自适应算法，对不同信道参数进行仿真，并输出计算结果(LMS adaptive algorithm, for different channel simulation parameters and output results)

说明：  m序列发生器及其自相关 m序列构成的信号(矩形脉冲） m序列sinc成形信号的自相关(m-sequence generator and its associated m-sequences formed from the signal (rectangular pulse) m sinc sequence forming signal autocorrelation)

利用firpmord和firpm函数设计双带通滤波器，其指标为，第一带通指标：f =4kHz,f =5 kHz ,f =3.6 kHz ,f =5.4 kHz 第二带通指标：f =6kHz,f =7 kHz ,f =5.6 kHz ,f =7.4 kHz 通带衰耗A <3dB，阻带衰耗A >40dB，抽样频率f =20kHz。(Double belt pass filter using firpmord and firpm function design, for its indicators, through the first area index: f = 4 kHz, f = 5 kHz, f = 3.6 kHz, f = 5.4 kHz The second bandpass indicators: f = 6 kHz, f = 7 kHz, f = 5.6 kHz, f = 7.4 kHz Pass band attenuation A < 3 db, stop-band attenuation A > 40 db, f = 20 KHZ sampling frequency.)

三维实体单元刚度矩阵matlab源程序，通用代码(The 3-D solid element stiffness matrix of Matlab source program)