Dear all thanks again for all your kindy support and discussions.
you clarified about issues and possibilities of deal with this job. Pretty thanks miltinho 2014-01-31 Moritz Lennert <[email protected]>: > On 30/01/14 23:13, Markus Metz wrote: > >> On Thu, Jan 30, 2014 at 10:39 AM, Moritz Lennert >> <[email protected]> wrote: >> >>> On 28/01/14 11:52, Markus Metz wrote: >>> >>>> >>>> On Mon, Jan 27, 2014 at 9:38 AM, Moritz Lennert >>>> >>>>> >>>>> >>>>> Personally, I support MarkusN's idea of merging the two, if that's >>>>> possible >>>>> from the code point of view. I find it more intuitive to look for a >>>>> module >>>>> creating centroids... >>>>> >>>> >>>> >>>> IMHO it will be confusing if there is a flag to calculate the center >>>> of mass, but centroids are then not always the actual center of mass, >>>> in which case it is safer to assume that centroids are not the center >>>> of mass. >>>> >>> >>> >>> Well, that's when you come from the GRASS perspective with a very >>> specific >>> meaning for 'centroids'. I think for most users centroids are the center >>> of >>> mass. So, I'm not sure that this will really be an issue of great >>> confusion. >>> >> >> Centroids, in the sense of v.centroids for which you request the >> modification, are calculated in the very specific GRASS meaning of >> 'centroids', i.e. they really must be inside the area for which they >> are calculated. Moreover, the center or mass for two or more different >> areas can be exactly the same. >> > > I might have not been clear in my suggestion: I completely understand the > nature of centroids in v.centroids. The idea of the suggestion was that for > many people, the notion of "centroid" is more similar to what you propose > in v.centerpoint. So, why not merge the two modules so that we have one > module v.centroid which, by default, provides the v.centerpoint > functionality, but via a flag provides the current v.centroid functionality. > > But at the same time, I think we have more important issues such as Python > on Windows for example ;-), so I won't push this any further. > > Moritz > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > -- Miltinho - [email protected] Laboratório de Ecologia Espacial e Conservação - LEEC Depto de Ecologia - UNESP - Rio Claro Av. 24A, 1515- Bela Vista 13506-900 Rio Claro, SP, Brasil Fone: +55 19 3526-9647 (office) 19 3526-9680 (lab) Cel: 19 9853-3220 / 19 9853-5430 Depto Ecologia http://ib.rc.unesp.br/#!/departamentos/ecologia/ PG ECO & BIODIV http://ib.rc.unesp.br/#!/departamentos/ecologia/pos-graduacao-em-ecologia-e-biodiversidade/ CV http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4792988H6&mostrarNroCitacoesISI=true&mostrarNroCitacoesScopus=true Google citations http://scholar.google.com/citations?user=OWX_2eAAAAAJ
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