Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.3 4.3bsd-beta 6/6/85; site megatek.UUCP
Path: utzoo!watmath!clyde!burl!ulysses!bellcore!decvax!ittatc!dcdwest!sdcsvax!sdcc3!sdcc6!megatek!frankel
From: frankel@megatek.UUCP (Allan Frankel)
Newsgroups: net.math,net.graphics
Subject: Re: Looking for 2D point fitting alg's: Rubber Sheet or BiLinear
Message-ID: <104@megatek.UUCP>
Date: Sat, 1-Feb-86 16:31:44 EST
Article-I.D.: megatek.104
Posted: Sat Feb  1 16:31:44 1986
Date-Received: Mon, 3-Feb-86 05:12:47 EST
References: <191@octopus.UUCP> <1041@turtlevax.UUCP>
Reply-To: frankel@megatek.UUCP (Allan Frankel)
Organization: Megatek Corp., San Diego
Lines: 20
Xref: watmath net.math:2775 net.graphics:1434
Summary: Try interpolation in the Complex domain

In article <191@octopus.UUCP> pete@octopus.UUCP (Pete Holzmann) writes:
>E.g., I have N sets of (x,y) -> (x',y') values, and want a general way
>to come up with F(x,y) that gives (x',y') for any (x,y).
>

For moderate N and well behaved points, try treating each (x,y) and
(x',y') as a point in the complex plane and apply polynomial or rational
interpolation.

	Allan Frankel		(619) 455-5590 x2541
	Megatek Corporation, 9645 Scranton Road, San Diego, CA  92121
	sdcsvax!celerity!
	  akgoa!celerity!megatek!frankel
	    seismo!s3sun!
-- 
	Allan Frankel		(619) 455-5590 x2541
	Megatek Corporation, 9645 Scranton Road, San Diego, CA  92121
	sdcsvax!celerity!
	  akgoa!celerity!megatek!frankel
	    seismo!s3sun!