From: walter h. <wh...@bf...> - 2013-02-12 18:31:55
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Am 12.02.2013 17:45, schrieb julien.siebert: > Dear all, > > I am having trouble while plotting some heatmaps with the following > commands: > > "set view map > splot 'myfile' matrix with image" > > Where myfile is an ASCII file containing N lines and each lines containing K > floating point values. > > It worked really well until I have the following error: > "warning: Number of pixels cannot be factored into integers matching grid. N > = 500500 K = 2000" > > I understand the error, Gnuplot told me that it cannot read "myfile" as a > 500500*2000 grid. > The problem is that "myfile" is actually 500500*500 grid. (really I check). > > It seems to me that gnuplot is having trouble while determining K. > I don't know if it comes from the fact that I am using floating point values > (As I said it worked well before)? > I don't know if I can set these two values N and K by myself ? > > Any idea? > Thanks, > Julien > Hi, Julien, i also use heatmaps very often (but more 800x500) i tend to ingnore the errors they are most times caused by a missing value. re, wh > -- > gnuplot 4.6 patchlevel 0 (Gentoo revision r0) > > Linux spencer 3.4.9-gentoo-r0-c2-v1 #3 SMP Mon Sep 10 15:29:08 CEST 2012 > x86_64 Intel(R) Core(TM) i3 CPU 550 @ 3.20GHz GenuineIntel GNU/Linux > > > |