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ofdmwaterfilling
已知信道状态信息情况下的基于注水法功率分配的OFDM系统 并且和其它系统比较(Known channel state information in case of water injection method based on the OFDM power distribution system and other systems and compare)
- 2008-07-08 15:06:55下载
- 积分：1
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avr_higuchi
Matlab_show calculation of average and higuchi
- 2013-03-11 11:37:20下载
- 积分：1
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Closed traverse adjustment
设置GUI界面，计算闭合导线平差，获得平差结果并绘制图形(Set up the GUI interface, calculate the adjustment of the closed traverse, obtain the adjustment result and draw the graph)
- 2017-08-11 17:17:37下载
- 积分：1
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Linear_Descrimination_Program
linear descrimination
- 2009-12-10 21:37:01下载
- 积分：1
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MyGuideGUI
该程序输入两个频率值以及一个时间变量，计算时间序列，并对事件序列做出傅里叶分析(Enter the two frequency values of the program and a time variable, calculate the time series, Fourier analysis and the sequence of events to make)
- 2011-06-06 22:33:54下载
- 积分：1
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FH-simulation
By using this matcode codes a simple frequency Hopping system can be simulated. The number of frequencies to be used can be changed by changing the parameters
- 2014-02-20 19:26:34下载
- 积分：1
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A程序
差分法求解一维非稳态偏微分方程，两种代码，给定初值和边界值就可求(One dimensional unsteady state solution by difference method)
- 2018-09-16 15:07:29下载
- 积分：1
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ypea107-differential-evolution
代码使用差分进化算法解决了车辆路径问题，供大家学习参考(The code uses differential evolution algorithm to solve the vehicle routing problem.)
- 2017-11-12 13:19:16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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ALL-fir-low-band-highpass
FIR 滤波器的低通，带通，高通实现，matlab(FIR using matlab)
- 2010-07-12 09:50:14下载
- 积分：1
