X-Google-Thread: f996b,772d88a2cb044c38 X-Google-Thread: 102524,772d88a2cb044c38 X-Google-Thread: 109d8a,772d88a2cb044c38 X-Google-Attributes: gidf996b,gid102524,gid109d8a,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news4.google.com!feeder.news-service.com!txtfeed1.tudelft.nl!tudelft.nl!txtfeed2.tudelft.nl!amsnews11.chello.com!news.chello.nl.POSTED!not-for-mail From: "jer0en" Newsgroups: alt.ascii-art,alt.math,sci.math References: <107cc$489839c8$3ec23315$29800@news.chello.nl> <48984494.4CCC0C3E@tesco.net> Subject: Re: abstraction = compression Date: Fri, 31 Oct 2008 13:57:55 +0100 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <43aac$490af4a3$3ec21f53$27044@news.chello.nl> X-Complaints-To: abuse@chello.nl Organization: chello.nl Lines: 23 NNTP-Posting-Host: 62.194.31.83 (62.194.31.83) NNTP-Posting-Date: Fri, 31 Oct 2008 13:05:55 +0100 X-Trace: 43aac490af4a39b67baf627044 Xref: g2news2.google.com alt.ascii-art:1410 alt.math:4976 sci.math:152814 resuming, the three basic characteristics of sequential numbering are A. withing the total ID space, a lower ID entropy than is plausible by normal coincidental frequential spreading, typically even zero B. with regard to storage, a useful, i.e. low total ID space / ID total ratio C. the absence of doubles above characteristics are typical but not necessary. the use of compression would reduce the need for a low ID space, the use of encryption could disguise a low ID entropy, which would require you to figure out a key, and doubles could be introduced to enhance plausibility within a particular reality. given the above, it is unsure whether indications of some form of non-conincidence, of regularity like in sequential numbering, could be found at all in unique IDs such as our fingerprints, not least since safety levels could apply that would depend on both the processing ability of the marker and that of the marked.