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filter_design
This is a code for a Chebyschef filter
- 2009-03-21 14:41:11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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classify
分类聚类Matlab源程序m文件用于数据的分类聚类(Category clustering Matlab source code m file for the classification of the data clustering)
- 2009-11-19 21:27:46下载
- 积分：1
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animation-car-suspension
thi is an animation of car suspension system
- 2012-06-05 13:26:07下载
- 积分：1
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power_triphaseline
power_triphaseline,matlab仿真文件,电力电子、功率电子控制方面很有价值，调试通过(aspects of power_triphaseline, matlab simulation files, power electronics, power electronics control valuable debugging through)
- 2013-02-28 14:10:44下载
- 积分：1
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pso
pso应用基本程序，adhoc应用的一些简单的小程序(PSO application of the basic procedures, adhoc application of some simple applets)
- 2007-10-19 14:09:31下载
- 积分：1
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Matlab-Fitting-Functions
附件中的m代码包括了一系列的拟合函数，这些函数通常的输入是概率分布的样本。还有最大似然估计仿真器、最小平方仿真器、混合高斯分布估计的EM算法、(M in the annex to the code, including a series of fitting function, which function normally is the probability distribution of input samples. There are maximum likelihood estimation simulator, emulator least squares, mixed-Gaussian distribution is estimated that the EM algorithm,)
- 2008-06-16 10:42:12下载
- 积分：1
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Regularization
说明： 病态方程的正则化，用matlab实现正则化算法。(Morbid equation, regularization, with the regularization algorithm matlab implementation.)
- 2021-03-11 20:49:25下载
- 积分：1
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svm
use SVM to realize classification
- 2014-09-14 01:45:34下载
- 积分：1
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filterV2
filter design for communication system
- 2015-03-13 20:29:32下载
- 积分：1
