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matlab-3
matlab单边带仿真与解调源码,北京邮电大学实验课参考(Simulation and single sideband demodulation matlab source, Beijing University of Posts experiment class Reference)
- 2010-12-01 14:53:59下载
- 积分:1
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timenc.m
MATLAB教材学习资料MATLAB教材学习资料MATLAB教材学习资料MATLAB教材学习资料(studying for matlab)
- 2011-09-24 12:22:04下载
- 积分:1
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cuckoo_search_new2013
cuckoo search new2013
- 2013-12-13 17:38:01下载
- 积分:1
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chengxu
基于随机共振系统对FSK,PSK以及QAM信号的检测与性能分析(Detection and Performance Analysis of FSK, PSK and QAM Signals Based on Random Resonance System)
- 2020-12-23 09:09:06下载
- 积分:1
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gauss
说明: gauss积分matlab代码,一个完整的程序(matlab code gauss points, a complete program)
- 2011-04-09 02:08:40下载
- 积分:1
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suanfa
说明: matlab利用遗传算法求解目标函数,包括适应度曲线(Matlab USES genetic algorithm to solve the objective function, including the fitness curve)
- 2020-12-04 15:29:25下载
- 积分:1
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dct
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 )
- 2010-06-13 18:43:39下载
- 积分:1
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sousuosuanfa
深度优先搜索算法Matlab源码。。。。。
- 2010-08-20 21:35:13下载
- 积分:1
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OCR2
This is a simple OCR program in matlab
- 2014-08-19 18:47:14下载
- 积分:1
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rzwxd
认知无线电周期检测,matlab部分程序,适合专业人员参考指导。(Cognitive radio cycle detection, part of the matlab program, suitable for professional reference guide.)
- 2013-01-15 22:00:06下载
- 积分:1