Multisignature

产生几种典型的电能质量扰动信号源及其该信号源的ST变换(Produced several typical power quality disturbance source and the transformation of the source ST)

控制一个通风烤箱的温度，热量由热电阻产生，由功率产生的电压控制。(Control a ventilation oven temperature, heat generated by the thermal resistance, the power generated by the voltage control.)

use SVM to realize classification

光栅模式传输 运用耦合模理论，有公式推导，直接明了，可以更改参数(Optical fiber grating transmission function simulation and may, according to the need of reality, change all kinds of parameters )

agilent esg matlab tool box

三位梁单元的坐标转换，从单元的局部坐标转换为结构整体坐标(Three coordinate conversion beam element)

该程序能够对得到的重力场数据进行垂向求导，对于重力数据处理很有用。(The program can be on the gravity field data were obtained for the vertical derivative of gravity data processing, very useful.)

用matlab对视频文件(*.avi）进行读取，读取出每祯的图片，选取出自己感兴趣的图片，还原成新的视频文件，如程序显示无法读取，下载winavi进行转换(Using matlab for video files (*. avi) to read, read Qizhen each picture, select a picture of interest to them, to restore into a new video file, such as the program displays can not be read, download WinAVI to convert)

说明：  图像拼接，使用此代码可以方便的将一幅灰度图像或者彩色图像进行横向或者纵向拼接(Image mosaic, the use of this code can easily be a grayscale image or color image mosaic of horizontal or vertical)

说明：  1/3倍频程分析。有需要做这方面研究的同志们可以好好看一下。(1/3 octave analysis. There is a need to do research in this area can be a good look comrades.)