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De-noising-for-Chaotic-Signal
为了提高小波分析方法在混沌去噪中的自适应能力,对不同尺度下的小波信号设定调节因子,根据混沌序列
关联维的大小确定最优阈值。为了提高寻优效率,采用遗传算法全局自适应搜索最优阈值。利用该方法对Lorenz混沌时
间序列进行了去噪分析,结果表明所提方法是非常有效的。(For the purpose of improving adaptive performance of chaotic signals de-noising with wavelet transform,a
floating parameter is set to regulate the threshold of wavelet signal on different scales according to the correlation dimension
of chaotic time series.The genetic algorithm is helpful tO obtain global optimum thresholds and tO reduce much time wasted
by the adaptive searching computation.De-noising for Chaotic time series generated by Lorenz system is simulated to corn—
pare with other methods,and the results showed that the proposed method iS effective)
- 2017-01-19 15:30:22下载
- 积分:1
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grayrlmatrix
gray level run length martix
- 2009-05-19 18:01:16下载
- 积分:1
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EM2Inpaint00
说明: 贝叶斯用多余的字典修复二维图像(矩阵)。使用到了EM优化算法。
(Bayesian Inpainting of 2D images (a matrix) using redundant dictionaries,and EM.)
- 2011-02-22 21:10:26下载
- 积分:1
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xi2222222
脉搏的检测,其中包括脉搏的特征,波峰,周期,功率谱的显示。(Pulse testing, including the characteristics of the pulse, peak, period, power spectrum display.)
- 2020-10-26 17:20:00下载
- 积分:1
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musicqiugen.rar
信号处理 music,求根算法源程序及仿真很经典。(Signal processing music, Roots element program and the simulation algorithm)
- 2011-04-25 11:42:14下载
- 积分:1
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123JEPG-example
图像压缩的matlab算法之JPEG,DCT算法。(matlab jpeg dct)
- 2011-11-06 12:20:00下载
- 积分:1
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matlab
从初值出发,先计算y对时间t的导数,得到y的变化速度;求出x对t的导数,得到x随时间的变化速度。然后时间前进一小步h=0.002,同时x和y也都发生一个小的变化,即在原来数值基础上加上时间步长h和变化速度的乘积。如果x到达1或者-1,强制让y发生变化。这个过程不断迭代,得到结果。
(completed chart)
- 2014-11-28 19:50:30下载
- 积分:1
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juleiMATLAB
聚类分析 matlab (track)( matlab (track))
- 2010-08-20 00:43:04下载
- 积分:1
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matlab-math
主要介绍 matlab微分方程解法 里面的例子较多(mathematical modelling in matlab)
- 2010-01-06 22:37:06下载
- 积分:1
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floyd
Floyd算法又称为弗洛伊德算法,插点法,是一种用于寻找给定的加权图中顶点间最短路径的算法。
(Floyd algorithm, also known as Floyd algorithm, insertion point method, is used to find a given vertex-weighted graph shortest path algorithm.)
- 2011-07-20 19:59:02下载
- 积分:1