PID-controler.-matlab-code

对声音中嵌入的图像进行提取，此图像时矩阵排列(Embedded in the sound image was extracted from a matrix of this image)

document describe application layer as qustions and answer ,

无桥boostPFC的单周控制，参数可调，模型基本正确(No bridge boostPFC single cycle control, adjustable parameters, the model essentially correct)

基于matlab平台的编程 实现pcm 编码的功能(the file is based on the matlab and it has the function of pcmcoding )

ofdm加窗前后的对比频谱图，以及循环前后缀重叠与不重叠两种情况的对比，最后给出了误码率的计算。(ofdm added after the contrast spectrum window, and the cycle before the suffix overlap and contrast the two cases do not overlap Finally, the bit error rate calculation.)

This program segments the objects by GraphCut Algorithms.

segmentation m file matlab

这是一个彩色图片转换为弧度图片转换的程序。可将灰度图片进行任意部分的存储，并存储在给定位置。(This is a process of changing color image into gray image. In the sanmetime ,it can srore any part of the gray image into the given place.)

一个完整的ofdm的matlab仿真程序，对ofdm的学习理解有很大帮助，非常实用。(A complete ofdm matlab simulation program for learning comprehension ofdm great help and very practical.)

用已有的imf 分量画hht谱图，需要调用InstFreq 函数(Imf components with the existing painting hht spectrum function call InstFreq)