Thanks Markus and Eric, I have similar feedback when testing on various SPOT5 scenes. XL results are not entirely identical of course, but reasonably similar, so I support Markus' decision.
Cheers, Pierre On Feb 11, 2013 10:53 PM, "Markus Metz" <[email protected]> wrote: > Hi all, > > I have tested again i.segment and discovered that for the NC Landsat > 2000 imagery the module takes nearly 7 hours for reasonable > segmentation. The i.segment.xl module does the same in 10 seconds. The > region consists of 250 000 cells, not so much. In the documentation it > says that processing the entire ortho image takes about a day. With > the xl version it takes about 10 minutes. I am going to move the xl > version to trunk and keep the original GSoC version in addons for > reference. > > Markus M > > > On Fri, Feb 8, 2013 at 5:47 AM, Eric Momsen <[email protected]> wrote: > > Sorry for not responding right away, I hadn't realized the code sprint > > started (finished?!) already. There is a paper deadline this month and a > > thesis to write that has consumed my attention... I don't think I'll > have > > time for anything in February. If noone else wants/needs to do it > sooner, I > > hope to have a break between my thesis writing and starting work this > > summer. So in April(???) I will find some time to dedicate to GRASS code > > and/or documents again. > > > > -Eric > > > > > > On Mon, Feb 4, 2013 at 3:01 AM, Moritz Lennert > > <[email protected]> wrote: > >> > >> On 02/02/13 17:37, Markus Metz wrote: > >>> > >>> On Sat, Feb 2, 2013 at 12:56 PM, Moritz Lennert > >>> <[email protected]> wrote: > >>>> > >>>> Markus and Yann, > >>>> > >>>> If you have the time it might be a great opportunity to use the > >>>> community > >>>> sprint to get i.segment from the addons to trunk. What do you think ? > >>> > >>> > >>> I would prefer i.segment.xl for speed reasons and memory control, but > >>> the shape functionality in i.segment would need to be ported to > >>> i.segment.xl first. > >> > >> > >> I meant i.segment in a global sens, not distinguishing .xl, so that's > >> perfectly fine with me. > >> > >> Eric, any chance for you to look at integrating your work on shapes into > >> i.segment.xl ? > >> > >> Moritz > > > > > _______________________________________________ > grass-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-dev >
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