QAM_64

用matlab实现的平面拟合算法，只要输入不少于三个的空间点坐标(plane_fitting)

常用的MATLAB图像压缩编码，通过matlab实现，其中包含了DM编码、变换编码（FFT和DCT）、算术编码、行程编码、EewrHK编码、线性预测编码和一个近似的BRMGrYr编码过程。本人通过MATLAB编码效率很高。 (Commonly used MATLAB image compression coding, through matlab implementation, which includes the DM coding, transform coding (FFT and DCT), arithmetic coding, run length coding, EewrHK coding, linear predictive coding and an approximate BRMGrYr encoding process. I have a high coding efficiency by MATLAB. )

UWB，超宽带信号分析必用的子函数，第13部分！(UWB, ultra-wideband signal analysis will be used for Functions, Part 13!)

维特比译码算法的实现，以及卷积码译码的误码率性能分析(Viterbi decoding algorithm, as well as the BER performance of the convolutional code decoding)

WVD Wigner-Ville time-frequency distribution

基于混沌加密的离散小波变换域数字图像水印算法的研究的期刊论文(DWT Based on Chaotic Encryption Algorithm for Digital Image Watermarking domain of research journal articles)

LPR algorithm in matlab

深入浅出matlab 7.x混合编程，一本非常详细的介绍matlab7.x与VC之间通过各种方式混合编程的实现方法(Layman matlab 7.x mixed programming, a very detailed introduction matlab7.x and VC mixed programming through a variety of ways to achieve method)

计算加权加速度,车辆平顺性数据分析，用来得到加权加速度均方根值(Calculation of the weighted acceleration, the ride comfort of the vehicle data analysis, used to get the root-mean-square value of weighted acceleration)

M=512 原图像长度 N=64 K=8 I=zeros(M,M) J=zeros(N,N) BLOCK=zeros(K,K) 显示原图像 I=imread( f:ceshiyuanshitu.bmp ) figure imshow(I) xlabel( 原始图像 ) 显示水印图像 J=imread( f:ceshilogistic_nuaa64.bmp ) figure imshow(J) xlabel( 水印图像 ) 嵌入水印 tem=1 for p=1:N for q=1:N x=(p-1)*K+1 y=(q-1)*K+1 BLOCK=I(x:x+K-1,y:y+K-1) BLOCK=dct2(BLOCK) if J(p,q)==0 a=-1 else a=1 end BLOCK(2,1)=BLOCK(2,1)*(1+a*0.01) BLOCK=idct2(BLOCK) I(x:x+K-1,y:y+K-1)=BLOCK end end 显示嵌入水印后的图像 figure imshow(I) xlabel( 嵌入水印后的图像 ) imwrite(I, f:ceshiembedded.bmp )