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Re: Heavy 3D graph crashing octave

From: rcharan51
Subject: Re: Heavy 3D graph crashing octave
Date: Tue, 9 Feb 2016 02:44:25 -0800 (PST)

PhilipNienhuis wrote
> rcharan51 wrote
>> I have a problem when I surf plot a big 3d surface. It is not only slow
>> to interact (just to change the view), many it crashes octave(fltk
>> toolkit, octave 4.0.0, Win10 64 bit 8GB ram). I think  using gnuplot
>> makes it even worse. 
>> So, Can anyone help me to reduce the data points density to such a extent
>> that it wont affect the shape of the surface? Is data binning a
>> alternative for this problem?
>> FYI the mat file of the surface is 350MB !!
>> Here are the files ( X Y Z data)
>> <>
> Have a look in the patch tracker; lately function "reducevolme" has been
> added there + a few related functions (smooth3, isosurf, isocaps).
> Philip

Thank you for the tip. My problem is of a surface not volume. I thought
griddata would help me decrease the density of data points but my base
arrays are large and "insufficient memory" error is produced. I am clueless
about how to proceed.  

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