Article View: sci.nonlinear
Article #28Re: Practical problems with correlation dimension
From: k p Collins
Date: Sat, 24 Jan 2004 03:59
Date: Sat, 24 Jan 2004 03:59
60 lines
3950 bytes
3950 bytes
targeting@OMCL.mil, I stand on what I've posted. So do you :-] K. P. Collins "Doktor DynaSoar" <targeting@OMCL.mil> wrote in message news:ak3v009or613sdcgnesmum5eg25nh9h9n4@4ax.com... > On Wed, 21 Jan 2004 13:38:40 GMT, "k p Collins" > <kpaulc@[----------]earthlink.net>, apparently tired of ranting to > those as cognitively diverse as he, chose to annoy newsgroups > typically free of idiocy like his, with: > > } "Karl" <karlknoblich@yahoo.de> wrote in message > } news:235b9607.0401210500.3ebedda5@posting.google.com... > } > Hallo! > } > > } > I want to calculate the correlation dimension of a time serie. > } > > } > What I have done > } > I calculated the correlation integral C(r) (number of point having a > } > distance smaller than r) for different embedding dimensions. Taking > } > the slopes of the curve of log C(r) against log r for the different > } > embedding dimensions and plotting them against the embedding dimension > } > should result in a limes of the slopes: the correlation dimension. > } > > } > My problem > } > Which slope shall I take? > } > > } > In examples I saw in text books there is a nice limit of the slopes > } > with higher embedding dimensions. In my data I do not know which slope > } > I should take because the slope of the curve varies. If I take the > } > slope at a certain value of log r I can not get a limes. > } > > } > My curves (log C(r) against log r) can be seen in > } > http://karlknoblich.4t.com/korrdim.jpg > } > > } > > } > What to do? Does anybody knows such data and how to handle it? > } > > } > Hope somebody can help! > } > > } > Karl > } > } What I will say has not yet been accepted by others, > > That's because you're about to prove to everyone not already aware of > the fact that you're a complete moron. Watch: > > } You're missing some crucial data that cross-correlates > } your 'time' series to the cerebellar topology. > > I couldn't possibly add anything to prove the point better. > > Please keep your imaginary mathematical pollution confined to your > "consciousness" groups, although alt.usenet.kooks could use your > input. >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: fa00e,10a88d0b02b5c2f3 X-Google-Attributes: gidfa00e,public X-Google-Thread: f665a,10a88d0b02b5c2f3 X-Google-Attributes: gidf665a,public X-Google-Thread: 10ed18,10a88d0b02b5c2f3 X-Google-Attributes: gid10ed18,public X-Google-Thread: 1045ed,10a88d0b02b5c2f3 X-Google-Attributes: gid1045ed,public X-Google-Thread: 109d8a,10a88d0b02b5c2f3 X-Google-Attributes: gid109d8a,public X-Google-ArrivalTime: 2004-01-23 19:59:50 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news2.google.com!newsfeed2.dallas1.level3.net!news.level3.com!crtntx1-snh1.gtei.net!news.gtei.net!newsfeed1.easynews.com!easynews.com!easynews!elnk-pas-nf1!newsfeed.earthlink.net!stamper.news.pas.earthlink.net!stamper.news.atl.earthlink.net!newsread3.news.atl.earthlink.net.POSTED!69970a5d!not-for-mail Reply-To: "k p Collins" <kpaulc@[----------]earthlink.net> From: "k p Collins" <kpaulc@[----------]earthlink.net> Newsgroups: sci.nonlinear,sci.bio.technology,sci.math,bionet.neuroscience,sci.fractals References: <235b9607.0401210500.3ebedda5@posting.google.com> <AhvPb.17594$q4.2672@newsread3.news.atl.earthlink.net> <ak3v009or613sdcgnesmum5eg25nh9h9n4@4ax.com> Subject: Re: Practical problems with correlation dimension Lines: 62 Organization: sufficient X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 Message-ID: <W4mQb.21845$q4.8218@newsread3.news.atl.earthlink.net> Date: Sat, 24 Jan 2004 03:59:50 GMT NNTP-Posting-Host: 165.121.138.128 X-Complaints-To: abuse@earthlink.net X-Trace: newsread3.news.atl.earthlink.net 1074916790 165.121.138.128 (Fri, 23 Jan 2004 19:59:50 PST) NNTP-Posting-Date: Fri, 23 Jan 2004 19:59:50 PST