The SEXTANTE-library should be another possibility.
http://sextante.forge.osor.eu/index.html

(I used it for ArcGIS only so far, but there seems to be a QGIS-plugin)
http://users.qgis.org/planet/user/6/tag/sextante/

with best regards
Gerald


On Tue, Oct 25, 2011 at 12:54 AM, Alex Mandel <tech_dev@wildintellect.com>wrote:

> On 10/24/2011 02:06 PM, Sandeep Patil wrote:
> > Hello everyone
> >
> > I searched for this question online but could not find a satisfactory
> > answer.
> >
> > How many of you use Quantum GIS and R together . I want to access as much
> >
> > R functionality through QGIS as possible to manipulate my data within
> >
> > QGIS itself. Any advice welcome.
> >
> > I tried a plugin called ManageR but it is having some issues and cant be
> > installed properly.
> >
> > Essentially what is the best tool out there that can help me
> >
> > get the best of both worlds QGIS and R integrating them in different ways
> >
> > Thanks in advance
> >
> > Sandeep
> >
>
> ManageR really is the easiest way, the key is getting rpy2 installed
> properly (thats the python to R bridge). You have to do that step
> yourself ManageR does not install that lib for you. Sometimes it's also
> necessary to tweak the PATH variable (On Windows). If you email on the
> qgis-user list we can try to troubleshoot that part of the install.
>
> Aside from that you can load almost any spatial dataset directly in R
> with the rgdal package. Manipulate, save back out to whatever format you
> prefer and then visualize it in QGIS.
>
> I tend to use spatialite and postgis heavily as I can then also pull any
> table information I want via SQL commands in R with the RSQlite and
> RPostgresql packages.
>
> Enjoy,
> Alex
>
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