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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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multipeak
光伏阵列在不均匀光照情况下的多峰输出模型(the model of the PV in the partially shadow)
- 2015-09-08 15:09:07下载
- 积分:1
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2-3电平
说明: 两电平和三电平的仿真模型和配套论文,便于学习,三电平的逆变器仿真(Three-level Inverter Simulation)
- 2021-04-19 11:08:51下载
- 积分:1
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MatlabDIPFunction
Matlab图形图像处理函数。全部的Matlab图形图像处理函数集合(Matlab graphics image processing function. All of the Matlab graphics image processing function set)
- 2007-11-12 09:57:12下载
- 积分:1
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matlabmatlab
说明: matlab图像处理函数............(for matlab user to )
- 2010-04-08 11:04:09下载
- 积分:1
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threephaseinverter_1
基于matlab 仿真的三项逆变器及其PWM控制...功能基本完好。可根据自己需要修改(Matlab simulation based on the three PWM inverter and its control ... function largely intact. Changes according to their needs)
- 2010-05-09 10:58:50下载
- 积分:1
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EFG1D
一维meshfree 的EFG算法!!属于T. Belytschko这种大师人物的经典例程(One-dimensional meshfree algorithm of EFG! ! T. Belytschko are such masters of the classic characters routines)
- 2007-08-15 11:15:30下载
- 积分:1
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cr-energy-detection
认知无线电频谱检测中的能量检测模型的构建,以及产生不同信噪比的pf和pd的概率(Detection of Cognitive Radio Spectrum Detection Model for the energy and produce different signal to noise ratio of the probability pf and pd)
- 2011-04-30 18:39:12下载
- 积分:1
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denggaoxian
根据给出的地理位置三维坐标画出等高线图的程序(Draw a contour map of the program according to the location given three-dimensional coordinates)
- 2012-06-22 11:40:50下载
- 积分:1
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pca
一个主成分分析方法的matlab实现,比较经典齐全的源码(A matlab Implementation of principal component analysis)
- 2013-12-20 10:11:10下载
- 积分:1