Re: Mathematica v6: Slower in the following fields
- To: mathgroup at smc.vnet.net
- Subject: [mg75771] Re: Mathematica v6: Slower in the following fields
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Thu, 10 May 2007 05:14:02 -0400 (EDT)
- Organization: Uni Leipzig
- References: <f1s1fa$fbo$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
Hi, don't use DensityPlot[] or ContourPlot[] in V6 with image data, use ArrayPlot[] or make a correct Graphics[Raster[__],___] structure. Regards Jens alexxx.magni at gmail.com wrote: > I installed v6, but had to return to 5.2 since - for some works I was > doing - the new version has become unacceptably slow. Now I changed my > mind and I keep both versions on, depending on what I have to do. > > I'd like to start this thread to see people post their observations > about what has become slower in v6 - and of course what is faster too! > > e.g. some posts ago I saw somebody having problems with eigenvalues > calculations. > > My problems, just to start, relate to graphics. Dealing with large > images with ListContourPlot, for example, is really slower (had to > kill the calculation). And ListDensityPlot is barely acceptable. > > So... please, add your experience here! > > Alessandro Magni > >