Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!news.albasani.net!fu-berlin.de!uni-berlin.de!news.dfncis.de!not-for-mail From: =?ISO-8859-1?Q?Hans-Bernhard_Br=F6ker?= Newsgroups: comp.graphics.apps.gnuplot Subject: Re: How to extract point data. Date: Fri, 21 Oct 2011 22:54:01 +0200 Lines: 17 Message-ID: <9ge4f9Fl4sU2@mid.dfncis.de> References: <31706069.122.1319044340309.JavaMail.geo-discussion-forums@yqoo7> <23530315.40.1319094331983.JavaMail.geo-discussion-forums@prms22> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: news.dfncis.de WGUgRk8APsa7ib53RXxZzg9T94nlP7Yop1PFMkhlpLo5M9754z+HPujqCM Cancel-Lock: sha1:UX6d5RPrfRxRVDQ/Cnk0RvczGJk= User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1 In-Reply-To: <23530315.40.1319094331983.JavaMail.geo-discussion-forums@prms22> Xref: x330-a1.tempe.blueboxinc.net comp.graphics.apps.gnuplot:656 On 20.10.2011 09:05, Naren wrote: > The example i gave is only to illustrate my problem. My data actually > does not follow any predictable standard fuction. I do not know what > function to fit the data to. In that case, you really should have stopped for a moment to think about whether hat you're trying to do actually can be done at all, with any useful degree of reliability. If you don't have any idea what function those data might be supposed to follow, then the thing you asked for: > _the_ Y-value for a given X-value [emphasis mine] is not defined, and any method you come up with to compute it has to be, by definition, incorrect.