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ga_ksm_improve_replace
基于信息熵的改进型遗传算法,并加入了基于群体浓度更新的操作算子。(based on information entropy IAGA, and to join groups based on the concentration updated Operator.)
- 2007-06-27 08:56:43下载
- 积分:1
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secant
MATLAB正割法求非线性方程,为一个函数的通用形式(Secant method for solving nonlinear equations MATLAB)
- 2010-12-06 16:29:52下载
- 积分:1
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beam
说明: 经典的有限元入门程序之beam,希望对你有用。(Introduction to classical finite element procedures beam, hope useful for you.)
- 2009-08-21 18:28:33下载
- 积分:1
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ilidLower00
Check Lower eye lids on an eye image
- 2012-04-24 19:03:14下载
- 积分:1
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改变光照强度和温度来实现最大功率追踪的功能
说明: matlab/simulink仿真,改变光照强度和温度来实现最大功率追踪的功能,可以实现目标,波形良好(Matlab / Simulink simulation, changing the light intensity and temperature to achieve the maximum power tracking function, can achieve the goal, good waveform)
- 2020-04-06 16:02:41下载
- 积分:1
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2dpecgaussian
2d fdtd pec with gaussian source
- 2011-01-01 03:24:18下载
- 积分:1
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DSBF
delay and sum beamforming algorithm
- 2007-04-09 05:57:25下载
- 积分:1
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matlab
电磁场程序设计
——采用有限差分法计算屏蔽微带传输线的电位及其电容(Electromagnetic field programming- using the finite difference method shielded microstrip transmission line potential and its capacitance)
- 2013-01-31 17:18:25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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random_fractal
generate simple random fractals recursively
- 2010-03-10 17:05:55下载
- 积分:1