junzhi

this is matlab souce code with commication subject. it is good for others.

MATLAB科学计算与可视化仿真宝典源代码，从第一章到第27章(MATLAB simulation of Scientific Computing and Visualization Collection source code, from the first chapter to Chapter 27)

Spectrum Analysis using FFT

digital watermark using dct

MAT4 MAT4 MAT4 MAT4

Function to add interference wave

a new clustering algorithm source code in MATLAB

matlab没有提供画椭圆的函数，该函数在获得椭圆中心 长轴轴 短轴后进行画椭圆，其中使用复变函数(did not draw an ellipse matlab function, the function in the long axis of the axis minor axis of the ellipse center painted oval, which use the complex function)

linear programing demo. An easy example in matlab. Very easy to follow this demo.

小波包分解重构程序，克服小波分解在高频段的频率分辨率较差(Wavelet packet decomposition and reconstruction program, overcome the wavelet decomposition in the poor frequency resolution in high frequency )