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采用小波进行图像消噪
数字图像在产生过程中经常会受到噪音污染。因此,对于数字图像应该对其进行去噪音处理。在传统的基于傅里叶变换的信号去噪音方法中,可以使得信号和噪音的频带重叠部分尽可能的小,这样就可以在频域通过时,不需改变滤波方法而将信号和噪音分隔开来。但是,如果信号和噪音的频域重合时,用该方法进行噪音处理的效果就比较差。(digital image in the selection process will be subject to regular noise pollution. Therefore, the digital image should be carried out to deal with the noise. Based on the traditional Fourier Transform method of signal to noise, can result in a signal and noise bands overlap small as possible, so it can be adopted in the frequency domain, the need to change methods of filtering the signal and noise to separate. However, if the signal and noise in the frequency domain coincidence, the method for dealing with the effects of noise on the relatively poor.)
- 2005-07-12 11:28:35下载
- 积分:1
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ddd
基于一维自主神经网络的图像融合,lena图像融合(One-dimensional autonomous neural network-based image fusion, lena image fusion)
- 2012-05-27 16:24:08下载
- 积分:1
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dat
在matlab中,将数据以矩阵形式存储进dat文件中(In matlab, the data is stored in the form of a matrix dat file)
- 2013-08-31 12:44:32下载
- 积分:1
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new1
clc
clear
number of subbands
K = 32
oversampling ratio
O = 2
decimation rate
D = K/O
number of taps per polyphase component
P = 3
total prototype filter length is L = D*P
prototype filter
- 2013-04-29 22:34:40下载
- 积分:1
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OFDM-channel-estimation-methods
OFDM信道估计的几种方法的仿真,包括最小二乘(LS)法、最小均方误差(MMSE)法、线性最小均方误差(LMMSE)法以及奇异值(SVD)分解法等,毕设资料,非常珍贵(several OFDM channel estimation methods,which contains the least-squares (LS), the minimum mean square error (MMSE), the linear minimum mean square error (LMMSE) and the singular value decomposition (SVD))
- 2021-04-14 13:08:55下载
- 积分:1
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MonteCarlosimulation
几何布朗运动的Monte Carlo模拟以及美式期权定价(Geometric Brownian motion of the Monte Carlo simulation as well as the American option pricing)
- 2007-11-07 11:46:27下载
- 积分:1
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train
关于MATLAB中图像旋转等内容的一些实例,很有用。(On MATLAB, image rotation, etc. are some examples, very useful.)
- 2010-11-27 17:11:32下载
- 积分:1
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jatool_tsp
用matlab自带的Gatool实现的tsp计算问题,有测试用例与图形化界面。(That comes with matlab tsp Gatool achieve computational problems, there are test cases and graphical interface.)
- 2011-10-03 14:39:45下载
- 积分:1
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2D-fdtd
2维的fdtd计算源程序,边界条件为pml(2-D FDTD calculation of the source, boundary conditions for the PML)
- 2020-12-02 16:29:25下载
- 积分:1
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apes
APES谱估计方法的matlab源代码,已经通过验证(APES spectral estimation methods matlab source code has been validated)
- 2009-07-08 16:01:34下载
- 积分:1