MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Slow work of some List functions in Mathematica 6


Hi,

but for ArrayPlot[] one has to reverse the image array and to revert
the color function to GrayLevel[] ..

Regards
   Jens

ucervan at gmail.com wrote:
> For discrete data, as in image processing, the most optimal way is to
> either use ArrayPlot[] or Raster[]. For continuous data, and if you do
> not care about using Interpolation, arbitrary MeshFunctions,
> RegionFunction, etc, use ListPlot3D[data,MaxPlotPoints-
>> Infinity,PerformanceGoal->"Speed"], the MaxPlotPoints->Infinity will
> use all your data, the default value of MaxPlotPoints will downsample.
> 
> Also, notice that the visualization functions ListXXX  are vertex
> based, which means that you will not get the discreet steps that V5.X
> used to produce.
> 
> 
> -Ulises Cervantes
> WRI
> 
> 
> 


  • Prev by Date: Re: Mapping a pure function with 2 conponents.
  • Next by Date: Unusual Message
  • Previous by thread: Re: Slow work of some List functions in Mathematica 6
  • Next by thread: Rotate and Normal