X-Received: by 10.66.90.202 with SMTP id by10mr31983538pab.39.1435745927607; Wed, 01 Jul 2015 03:18:47 -0700 (PDT) X-Received: by 10.140.39.165 with SMTP id v34mr305986qgv.25.1435745927333; Wed, 01 Jul 2015 03:18:47 -0700 (PDT) Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!usenet.blueworldhosting.com!feeder01.blueworldhosting.com!border2.nntp.dca1.giganews.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!ff1no261822igc.0!news-out.google.com!4ni33206qgh.1!nntp.google.com!s91no188629qgd.1!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.graphics.apps.gnuplot Date: Wed, 1 Jul 2015 03:18:47 -0700 (PDT) In-Reply-To: Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=194.49.221.254; posting-account=aSSDfgoAAABfb-o1cxv8xeF-sX_sJ__C NNTP-Posting-Host: 194.49.221.254 References: User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: <871401f7-05d6-4b64-86a7-06d41b23b954@googlegroups.com> Subject: Re: 2-dimensional data frequency plot From: HALSA Injection-Date: Wed, 01 Jul 2015 10:18:47 +0000 Content-Type: text/plain; charset=ISO-8859-1 Lines: 16 Xref: csiph.com comp.graphics.apps.gnuplot:2964 Thank you very much Karl for your quick reply, I think i can make use of that! Cheers! On Tuesday, June 30, 2015 at 1:22:55 PM UTC+2, Karl Ratzsch wrote: > Am 30.06.2015 um 11:40 schrieb HALSA: > > hello community, i am using gnuplot 5.0 and trying to create a so > > called frequency or density plot of a 2dimensional data set. I > > basically have x and y data values and want to define bins for x and > > y intervals to Count data which fall in a certain x-y area and > > Display the Count with Color mapping. i managed to find a lot of help > > for the binning of one data set and Displaying the frequency with a > > Histogramm but nothing on the 2D Problem. > > I think you want to check "set dgrid3d" with a "box" kernel. That's > basically the 2D version of "smooth frequency". > > There are a number of other kernels available, see "help dgrid3d".