140198-11

source code of rayleigh fading environment

说明：  To find the encryption of an image.

full bridge DC-DC bipolar conveter matlab simulink file

PIECEWISE_EVAL: evaluates a piecewise function of x usage: y = PIECEWISE_EVAL(x,breakpoints,funs) arguments (input) x - vector or array of points to evaluate though the function breakpoints - list of n breakpoints, -inf and +inf are implicitly(PIECEWISE_EVAL : evaluates a piecewise function of x usage : PIECEWISE_EVAL y = (x, breakpoints, funs) arguments (input) x-vector or array of po ints to evaluate the function though breakpoin ts-list of n breakpoints.- inf and inf are implicitly)

基于matlab的喷泉码的编码与解码实现，其中解码方式有GE,BP以及GEBP算法(Fountain matlab code based encoding and decoding achieve, including decoding methods are GE, BP and GEBP algorithm)

预测反褶积matlab编码,适合初学者学习和使用(predictive deconvlution)

Spread Spectrum Watermarking MATLAB

波形的合成与分解。 用matlab编的。可以合成三角波，方波，并分析它们的频谱。有详细的说明。(Synthesis and degradation of the waveform. Using matlab. Can be synthesized triangle wave, square wave, and analyze their spectrum. There are detailed instructions.)

说明：  该代码可用于计算脑电信号的小波熵，方便灵活。(wavelet entropy for eeg)

MATLAB系统仿真三维平面画图程序设计MATLAB simulation program design three-dimensional graphic drawing(MATLAB simulation three-dimensional graphic drawing program designed MATLAB simulation program design three-dimensional graphic drawing)