Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!newsfeed.fsmpi.rwth-aachen.de!newsfeed.straub-nv.de!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: Joe Riel Newsgroups: comp.soft-sys.math.maple Subject: Re: [OT] Smoothing a curve Date: Wed, 15 Jul 2015 07:36:26 -0700 Organization: A noiseless patient Spider Lines: 59 Message-ID: <87twt51o9h.fsf@san.rr.com> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: mx02.eternal-september.org; posting-host="ba8a1439e20e5919add465c28d70a7b8"; logging-data="26719"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+PPOlRbVL+HRqybrxpkzZD" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) Cancel-Lock: sha1:HXmLTCIuF8TmvUBgUOvvdzNnK+o= sha1:t1Wi9LdnMYitnZoTdRTmzkpEoMs= Xref: csiph.com comp.soft-sys.math.maple:1166 Centexbel writes: > Hello, > > not a specially Maple question but I have some 20000 (X, Y) > values starting as follow : > > 172.013964 1.5688 > 172.013965 1.5600 > 172.013968 1.5568 > 172.013969 1.5557 > 172.013978 1.5541 > 172.013990 1.5762 > 172.013994 1.5629 > 172.014001 1.5719 > 172.014002 1.5629 > 172.014004 1.5566 > 172.014005 1.5606 > 172.014016 1.5441 > 172.014026 1.5610 > 172.014036 1.5672 > 172.014054 1.5655 > 172.014054 1.5643 > 172.014060 1.5629 > 172.014072 1.5579 > 172.014073 1.5602 > 172.014089 1.5590 > 172.014093 1.5608 > 172.014106 1.5502 > 172.014130 1.5593 > 172.014144 1.5624 > 172.014148 1.5630 > 172.014151 1.5581 > 172.014172 1.5754 > 172.014181 1.5726 > 172.014203 1.5589 > 172.014213 1.5607 > 172.014231 1.5699 > 172.014234 1.5574 > 172.014238 1.5482 > 172.014250 1.5650 > 172.014263 1.5594 > 172.014263 1.5656 > 172.014288 1.5716 > 172.014289 1.5618 > > How can I find an estimated value of Y for any X value ? > > > Regards, > > Philippe Lemaire > > --- news://freenews.netfront.net/ - complaints: news@netfront.net --- CurveFitting[ArrayInterpolation] should do what you want. -- Joe Riel