-
OFDM_Spectrum
the spectrum of the OFDM symbols in time domain
- 2009-12-11 05:52:13下载
- 积分:1
-
LMS_Equalizer
Least mean square algorithm
- 2011-04-22 14:11:36下载
- 积分:1
-
touyingsuanfa
基于rof模型 投影算法 实现去噪 去模糊 已经写了一部分 没有写完 呵呵 (Rof model based on projection algorithm to realize the denoising fuzzy has written a part of didn t finish writing ha ha
)
- 2012-05-13 17:33:56下载
- 积分:1
-
Schimit-qr
自己写的编程,有关斯密特正交化,继而qr分解(Write their own programming, about Schmitt orthogonalization, then qr decomposition)
- 2012-12-02 22:01:00下载
- 积分:1
-
LE
说明: 计算时滞微分方程的李雅普诺夫指数,动力学维数(Delay differential equations Lyapunov index calculation, dynamic dimension)
- 2015-04-20 09:11:32下载
- 积分:1
-
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
-
matlab-KICA
kica-故障监测
通过对自回归模型中测量矩阵引入时滞参数得到一个适用于动态系统的增广矩阵;然后,选择核函数,计算核矩阵,将增广矩阵映射到高维空间进行白化;最后,利用改进的快速ICA方法提取出独立成分实现对新的测试数据进行在线监测(kica-Fault monitoring
)
- 2020-07-10 10:28:55下载
- 积分:1
-
findindweights
image compression with neural network
- 2010-12-07 18:29:45下载
- 积分:1
-
normlmssign
Channel equalization using NLMS
- 2012-04-27 11:23:24下载
- 积分:1
-
skindetect_rect
肤色检测,YCbCr空间,直接阈值处理,效果还行,可以参考下(skin detection)
- 2012-05-10 16:18:44下载
- 积分:1