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conv_s_to_impulse
通常通过网络分析仪测量信道响应,但网络分析仪的输出为S4P,而信道仿真采用时域冲击响应。本程序将S4P转化为时域冲击响应。(Usually channel response is measured by network analyzer. However the output of network analyzer is S4P and channel simulation use impulse response in time domain. This program converts S4P to impulse response.)
- 2014-09-19 18:24:31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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Matlab_Colour_Transfer_using_IDT_Pitie07
进行图像颜色的传输,使源图像变为目标图像颜色(Color image transmission, so that the source image to target image color)
- 2009-02-23 18:56:33下载
- 积分:1
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ecg_demo
ECG信号压缩程序的DEMO,有兴趣可以看看。(ECG signal compression process DEMO are interested can look at.)
- 2006-05-26 22:37:40下载
- 积分:1
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CrossDiamondSearch
视频运动估计中快速块匹配方法 十字菱形搜索(The video motion estimation based on fast block matching Cross Diamond Search)
- 2012-11-04 16:57:40下载
- 积分:1
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3D_TETM_matlab
3d金属波导TE、TM模式计算及模拟作图(3d metal waveguide TE, TM mode calculation and simulation mapping)
- 2011-12-28 14:10:39下载
- 积分:1
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jam_am
仿真实现噪声调幅干扰信号,信号形式为一般形式,其中包含(simulation of noise moding jamming signal)
- 2019-04-18 23:17:50下载
- 积分:1
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Image-Rectification
rectification of stereo images using stereovision
- 2014-08-21 00:40:30下载
- 积分:1
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BDFA-RK-gui
codings for fiber optics
- 2013-03-11 17:17:03下载
- 积分:1
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PV
说明: 搭建好的太阳能光伏板 ,可以用来进行原理性仿真。(The set up of solar photovoltaic panels can be used for theoretical simulation.)
- 2018-01-25 20:58:44下载
- 积分:1