04470124

比较多用户信号检测各个算法的误码率，如最小均方、最大似然等(MUD,ML,MMSE)

u can calculate DCT clc inp = imread( Im1.jpg ) inp1 = imread( Im2.jpg ) A = double(inp(:,:,1)) B = double(inp1(:,:,1)) A1=double(blkproc(A,[8 8], dct2 )) B1=double(blkproc(B,[8 8], dct2 )) [r,c] = size(A1) r1 = [] for i=1:r for j=1:c if A1(i,j) > B1(i,j) r1(i,j)=A1(i,j) else r1(i,j)=B1(i,j) end end end r1= double(r1(:,:,1)) C=blkproc(r1,[8 8], idct2 ) round(C) C1=idct2(r1) figure imshow(uint8(C)) figure imshow(uint8(C1)) imwrite(uint8(C), dct8x8min.jpg )

COMPRESSION OF YTHE IMAGE USING DCT

基于遗传算法原理，利用matlab编程，求函数最小值(matlab program for GA, which can be used to obtain minimum value)

数字图像处理课程上机实验_实验1利用matlab平台对图像灰度进行各种不同的变换(Courses on digital image processing machine experiment _ Experiment 1 using matlab platform for a variety of different gray transformation)

用速降法解决凸函数优化的matlab程序，利用最大梯度的方向上的下降最快的原理求解凸函数的最优值。(Descent gradient menthod in matlab)

关于调制信号的分形维数的算法，该函数用来计算ASK信号分形信息维数，可以以此类推到其他的调制信号(Fractal Dimension Algorithm modulated signal, the function used to calculate the ASK signal fractal information dimension, can so to other modulation signal)

说明：  椭圆的拟合 MATLAB源代码 很强大！(Fitting elliptical MATLAB source code is very powerful!)

详细介绍了自回归技术公式,同时采用此技术模拟具有空间相关性的随机风荷载,给出了用自回归技术模拟脉动风荷载的步骤以及具体MATLAB程序,并把所编程序用于江阴长江大桥风荷载模拟,结果表明效果较好。 更多还原 (Details of the formulas from regression techniques, while using this technology to simulate the spatial correlation of random wind loads, gives step by regression techniques from fluctuating wind load simulation and the specific MATLAB program, and the program compiled for the Jiangyin Yangtze River Bridge wind load Simulation results show better. More Restore)

McGraw Hill MATLAB Demystified Apr 2007