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xiaobobao
ch3=softt(h3,thr1 clear
clc
I=imread( lena512.bmp )
imshow(I)
I=double(I)
II=I+30*randn(size(I))
figure
imshow(II,[])
[a1,h1,v1,d1]=dwt2(II, sym8 )
[a2,h2,v2,d2]=dwt2(a1, sym8 )
[a3,h3,v3,d3]=dwt2(a2, sym8 )
sigma=median(abs(d1(:)))/0.6745
x=3*sigma
thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x 小波图像去噪( ch3=softt(h3,thr1 clear
clc
I=imread( lena512.bmp )
imshow(I)
I=double(I)
II=I+30*randn(size(I))
figure
imshow(II,[])
[a1,h1,v1,d1]=dwt2(II, sym8 )
[a2,h2,v2,d2]=dwt2(a1, sym8 )
[a3,h3,v3,d3]=dwt2(a2, sym8 )
sigma=median(abs(d1(:)))/0.6745
x=3*sigma
thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x )
- 2012-05-26 11:08:34下载
- 积分:1
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gray-relational-analysis-matlab
灰色关联分析的标准化matlab源程序,能算出给定样本数据的关联性(Standardization of the gray relational analysis matlab source, is able to calculate the correlation of data in a given sample)
- 2012-07-05 15:11:01下载
- 积分:1
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decbin
decimal to binary decimal to binary
- 2011-12-22 08:21:20下载
- 积分:1
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GLPF
该代码可以实现MATLAB对图像进行高斯低通滤波(The code can achieve MATLAB for image Gaussian low-pass filter)
- 2014-11-21 18:38:57下载
- 积分:1
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cic_pipelined
matlab实现CIC滤波器,包括积分滤波器和梳状滤波器(Matlab implementation of the CIC filter, including integral filter and comb filter)
- 2015-10-08 21:07:16下载
- 积分:1
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exInfomax-BSS
扩展INFOMAX算法是盲源分离算法中极大似然估计的一种扩展,功能更强大。(The extended INFOMAX algorithm is an extension of the maximum likelihood estimation in the blind source separation algorithm, and the function is more powerful.)
- 2021-04-25 17:08:46下载
- 积分:1
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tengweitw
说明: 这里包含了Matlab实现的多种插值算法,有拉格朗日插值、艾特肯插值、均差形式的牛顿插值、埃尔米特插值、分段三次埃尔米特插值、二次样条插值(There are many interpolation algorithms implemented by MATLAB, including Lagrange interpolation, Aitken interpolation, Newton interpolation in the form of average deviation, Hermite interpolation, piecewise cubic Hermite interpolation and quadratic spline interpolation)
- 2020-03-09 10:10:00下载
- 积分:1
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resizetheimage
This code tells about how to resize the image
- 2010-07-28 21:40:07下载
- 积分:1
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MPPT-fang-zhen-mo-xing
基于MATLAB的最大功率跟踪的仿真模型(The simulation model of the maximum power point tracking
)
- 2013-04-30 11:57:41下载
- 积分:1
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FBG4
布拉格光纤光栅受外界力、温度综合影响后反射谱的影响仿真研究(
Fiber Bragg Grating by the external force, the combined effect of temperature after the Simulation of reflection spectra
)
- 2010-10-30 16:51:04下载
- 积分:1