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web minining using matlab for acquisition with data log of web.

说明：  空调房调温模型，Simulink仿真，包括空调压缩机模型和房间传热模型(air conditioning room simulation)

语音信号处理前分离信号噪声,matlab环境下运行,使信号处理效果更好(voice signal processing signals from the former noise, running Matlab environment, a better signal processing results)

Matlab入门级图像处理程序：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理(Matlab entry-level image processing procedures : use Butterworth (Butterworth) low-pass filter to noise interference by the image smoothing)

This is a Simple program to illustrate the working of Cognitive radio

Convert a polynomial coefficient vector to a string.

主要开关电源用matlab仿真，实现从220v交流转化为直流电压(The main switching power supply with matlab simulation, converted into a DC voltage from 220v AC)

Code for obtaining Center of math of polygon. enjoy it.

image resize, gray, average filter, gaussian filter

说明：  内点优化法，stanford大学The Systems Optimization Laboratory 开发(Interior point,stanford university The Systems Optimization Laboratory)