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Richardson
里查得森(Richardson)法解偏微分方程的程序。解的是定步长的抛物型偏微分方程:
du/dx - a * d2u/dx2 = 0
在程序中可以更改 a 的值以实现不同系数的解。由于它是一种显式格式,解的结果不稳定
在Matlab7下面运行发现竟然有一些值达到十的几十次方,这是算法本身决定的。不是程序有错误(Richard Anderson (Richardson) Solving partial differential equations procedures. Solution is scheduled to step parabolic partial differential equation: du/dx- a* d2u/dx2 = 0 in the procedure can be changed in order to realize the value of a different coefficient of the solution. Because it is an explicit format, the result of instability in the solution of the following Matlab7 running even found some value reached ten dozens of parties, this is the decision algorithm itself. Not a procedural error)
- 2008-04-20 23:22:00下载
- 积分:1
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FitzHughNagumo
Unscented Kalman Filter (UKF) exemplified on FitzHugh-Nagumo neuron dynamics.
Voltage observed, currents and inputs estimated.
FitzHughNagumo.m is the main program which calls the other programs.
If you use these programs for your publications etc., please refer to
H.U. Voss, J. Timmer & J. Kurths, Nonlinear dynamical system identification from uncertain and indirect measurements, Int. J. Bifurcation and Chaos 14, 1905-1933 (2004).
I will be happy to email this paper, which contains a tutorial about
estimation of hidden states and unscented Kalman filtering.
For commercial use and questions, please contact me.
- 2012-07-06 18:17:50下载
- 积分:1
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MEHFR
上海交大硕士毕业论文《基于最小熵谱估计的
高频重建算法研究》:本论文提出了一种基于最小熵谱估计的高频重建算法(论文中简称为(MEHFR),该算法利用最小熵准则对信号谱进行外推,从而重建出音频信号的高频分量,论文同时对提出的MEHFR算法作了改进和性能分析,并给出了MEHFR成功应用于目前主流音频编解码器——MP3的一个实例(This thesis puts forward an algorithm of high frequency reconstruction based on minimum entropy spectral estimation (called MEHFR in this thesis). MEHFR spreads the spectrum in the principle of minimum entropy and reconstructs the high frequency of audio signals also this thesis improves MEHFR and shows the analyses of performance at last applies MEHFR to ME3 which is the most popular codec of audio.)
- 2011-10-20 17:29:27下载
- 积分:1
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MATLAB114
简单的数字图像处理程序,对新手很有帮助,内含很多简易程序(Digital image processing procedures)
- 2009-05-11 08:23:45下载
- 积分:1
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DMbianma
DM编码的实现,可以比较好的帮助初学者DM编码的实现,可以比较好的帮助初学者
- 2011-01-06 13:58:37下载
- 积分:1
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Periodogram
利用周期图法对序列进行功率谱估计,数据窗采用汉明窗(Sequences using periodogram method for power spectrum estimation, the data window with Hamming window)
- 2010-01-10 20:01:34下载
- 积分:1
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BP
说明: 英文字符识别,很有用的
有详细的代码解析(q nhi ddddddd)
- 2010-04-25 15:28:46下载
- 积分:1
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MS_Regress_FEX
joke it s just for creating manner dont be sirious
- 2012-03-26 21:05:15下载
- 积分:1
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Desktop
Digital communication modulation types inclded in this package. I hope it will be useful for your use.
- 2009-04-19 00:05:14下载
- 积分:1
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gavc
说明: 用vc来实现遗传算法,不是matlab哦(vc used genetic algorithms to achieve, not Matlab oh)
- 2006-04-27 08:54:29下载
- 积分:1