On Thu, Sep 1, 2011 at 5:29 PM, Markus Metz <[email protected]> wrote: > Hamish wrote: >>> >#1110 v.rast.stats locks up on wingrass >>> > --> I would suggest to replace v.rast.stats with >>> > v.rast.stats2 from addons with has enjoyed more >>> > maintenance and testing in the last months. >> >> devil's advocate: not more than the script itself :) > > No, as much as the script itself, plus recent bug fixes and enhancements.
Hamish: it renders it from unusable to usable. >> how do the two compare performance wise? are the options/flags >> 100% backwards compatible? give identical results? >> > We (you and me and others) had this exact discussion previously. > Excerpts from the previous discussion: > > v.rast.stats does not scale at all, for e.g. 10000 areas it is > completely useless whereas v.rast.stats2 is 10000x faster, e.g. 20 sec > vs 55 hours. That's the reason for the existence of v.rast.stats2 > making use of zonal statistics in r.univar, it's meant to be a > replacement, not something new. More details in the ML archives. +1 for update. Markus _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
