[GRASS-dev] GRASS Vector Conlation plugin Info

Max Demars burton449geo at gmail.com
Wed Jul 31 08:18:03 PDT 2013


Thank you Tereza for your quick reply,

I would be really interested in having a look in your presentation paper
when it will be available. In my opinion, your work is on a very critical
subject for those who are editing and creating official data. For instance,
when administrative limits like cities boundaries are evolving or been
adjusted to a new cadastral plan (what they do on a monthly basis in
Canada), all subdivisions have to evolve in consequences to follow the new
limits. Doing it manually takes more than a month for our little team!!!
Actually, it seems that only ESRI can efficiently manage vector conflation,
and their vertex snapper tool is probably the best editing tool so far. For
our public organization we are a bit chained (sometimes against our true
will) to this kind of proprietary and expensive solution. I encourage you
to pursue your work in this way if you want to. Im sure many many people
around the world would be interested in such an open-source tool.

Saluations,

Max Demars



On Wed, Jul 31, 2013 at 9:05 AM, Tereza Fiedlerová <tfiedlerova at gmail.com>wrote:

> Hello,
>
> the development of QGIS conflation plugin was the aim of my bachelor
> thesis. But it is not ready to use now and this depends on my time
> possibilities, but I would like to work on it a little bit during
> august. This project consists of library with some algorithms and QGIS
> plugin using that library. And I was thinking about its integration to
> GRASS, too. I don't have materials with me now, but I could provide my
> presentation from Geoinformatics Conference [1] next week. The code
> and documentation are not published yet but you could take a look at
> my bachelor thesis [2] - thesis is unfortunately in czech, but code
> and docs are in english. This plugin might by useful in some
> situations, but it is not ready for bigger projects. I think that it
> can not replace ESRI topology tool now.
>
> Best regards,
>
> Tereza Fiedlerová
>
> [1]
> http://geoinformatics.fsv.cvut.cz/gwiki/QGIS_plugin_for_vector_conflation
> [2] http://geo.fsv.cvut.cz/proj/bp/2013/tereza-fiedlerova-bp-2013.tar.gz
>
>
> 2013/7/30 Max Demars <burton449geo at gmail.com>:
> > Good day,
> >
> > I am new to this list, and I hope to get information (papers, powerpoint
> > presentation, etc) about an upcoming GRASS-QGIS plugin for vector
> > conflation.
> >
> > I was searching on the net on this topic and someone fowarded me to
> Tereza
> > Fiedlerová works on this topic disscust in the  GRASS Community Sprint
> > Prague 2013
> > (
> http://grasswiki.osgeo.org/wiki/Talk%3aGRASS_Community_Sprint_Prague_2013#Tereza_Fiedlerov.C3.A1
> )
> >
> > I'd like to look at, if its possible, papers, pwpt, etc, on this upcoming
> > plugin. I am working for the Education Ministry of Quebec/Canada
> Government,
> > and we are looking for an open-source alternative to ESRI topology tool
> in
> > order to reduce the cost of licenses.
> >
> > Thank you for your support.
> >
> > Max Demars,
> > Quebec, Canada
> >
> > _______________________________________________
> > grass-dev mailing list
> > grass-dev at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/grass-dev
>
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