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00971900
Direct torque control based neural netwoek
- 2010-12-16 19:42:36下载
- 积分:1
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HuffCode
In computer science and information theory, a Huffman code is an optimal prefix code found using the algorithm developed by David A.
- 2015-03-31 04:23:32下载
- 积分:1
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lab_261
Add for matlab.Can do orienting plus shraping.
- 2010-06-19 06:25:52下载
- 积分:1
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C4_5
用matlab语言写的C4.5算法,用于模式分类(Matlab language used to write the C4.5 algorithm for pattern classification)
- 2007-12-24 21:29:32下载
- 积分:1
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read_amino_acid2
在蛋白质数据库中下载氨基酸序列,然后用此程序读取氨基酸序列(in protein pdb,read amino acid series)
- 2012-11-15 10:38:08下载
- 积分:1
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VUMAT-Chinese
Abaqus自带的有关Vumat的帮助文档的中英文对照版(In bilingual Abaqus comes about Vumat help documentation)
- 2015-06-13 16:34:39下载
- 积分:1
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freqresp
谐波分析:输入正弦波、输出正弦波。分析输出谐波成分(xiebofenxi)
- 2009-04-15 21:21:46下载
- 积分:1
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viterbi
cnv_encd.m 卷积编码程序
viterbi.m 卷积译码程序
其它的是viterbi.m中用到的子函数(cnv_encd.m convolution coding procedures viterbi.m other convolution decoding process is used in viterbi.m Functions)
- 2013-11-29 19:58:05下载
- 积分:1
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R33
数值分析 清华大学 杨顶辉 实验作业3.3
(numerical analysis)
- 2012-01-15 07:51:30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