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From: foessmei@lan.informatik.tu-muenchen.dbp.de (Reinhard Foessmeier)
Newsgroups: comp.edu,sci.edu,comp.cog-eng
Subject: Re: What to know & universal icons
Message-ID: <782@tuminfo1.lan.informatik.tu-muenchen.dbp.de>
Date: 5 Sep 89 11:20:13 GMT
References: <768@cogsci.ucsd.EDU>
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Reply-To: foessmei@lan.informatik.tu-muenchen.dbp.de (Reinhard Foessmeier)
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Organization: Inst. fuer Informatik, TU Muenchen, FR Germanujo
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In article <768@cogsci.ucsd.EDU> norman@cogsci.UUCP (Donald A Norman-UCSD Cog Sci Dept) writes:
>
> ...
>Shepard and Hurwitz argue that "because our standard viewpoint is
>somewhat elevated above the generally horizontal surface of the
>ground, two points (A and B) on a path leading away in front of us
>project onto an intervening vertical plane with the farther point B,
>above the nearer point A.  ... Thus, there is ... a natural
>correspondence between the forward direction ... and the upward
>direction"

En la subter-fervojaj vagonoj		A few years ago, in the Munich
en Munkeno antaw kelkaj jaroj		underground/subway cars there used
estis du malsamaj planoj de la		to be two different maps of the
subtera reto: unu montris ^gin		underground network: One as seen
de-supre kaj unu de-sube (spegul-	from above and one as seens from below
inverse)! Oni tamen forigis la		(side-inverted).  They took away this
de-suban lastan jaron.  Mi ^ciam	one last year, however.  I always
trovis ^gin konfuza, sed		founs it somewhat confusing, but in
efektive legante la mapon oni		fact you had to be below ground level
ja trovi^gis sub la tero,		to read it, so you were partly under
do parte sub la fervoj-reto.		the network, too.

^Cu ie tiaj inversaj planoj estas	Are there any useful applications for
utiligataj?				such inverted maps?
Reinhard F\"ossmeier, Technische Univ. M\"unchen |  Vivu
foessmeier@infovax.informatik.tu-muenchen.dbp.de |    la gefiloj
   [ { relay.cs.net | unido.uucp } ]             |       de niaj gepatroj!