[GRASS-user] Question about target parameter in r.in.gdal

2011-07-19 Thread Helena Herrera
Greetings I've read r.in.gdal's help and for me it's not clear what is the purpose of target parameter? What shall I place in target parameter? Thanks Helena ___ grass-user mailing list grass-user@lists.osgeo.org

Re: [GRASS-user] Question about target parameter in r.in.gdal

2011-07-19 Thread Alfredo Alessandrini
from GRASS manual: Support for GCPs: In case the image contains GCPs they are written to a POINTS file within an imagery group. They can directly be used for i.rectify. The target option allows to automatically re-project the GCPs from their own projection into another projection read from the

[GRASS-user] Error running GRASS from R

2011-07-19 Thread Tim Besser
Dear GRASS-community, I have a very strange problem. I created a script in R (2.10.1) for the preparation of my datasets which work fine on my laptop (winxp). I use the spgrass6 package and GRASS 6.4.1. As the script would run for days on my old laptop I now got a remote desktop connection to

[GRASS-user] Re: Error running GRASS from R

2011-07-19 Thread Roger Bivand
There is a specific list for R/GRASS questions: http://lists.osgeo.org/mailman/listinfo/grass-stats. I don't know how you you started the R session. I hope you started R within a running GRASS session, as you seem to be using an existing location. You mention using initGRASS() which you should

re: [GRASS-user] Loops v.extract for fire data

2011-07-19 Thread Richard Chirgwin
On 20/07/11 2:00 AM, grass-user-requ...@lists.osgeo.org wrote: Message: 3 Date: Mon, 18 Jul 2011 12:14:19 -0700 (PDT) From: mmann1123mmann1...@yahoo.com Subject: [GRASS-user] Loops v.extract for fire data To:grass-user@lists.osgeo.org Message-ID:1311016459687-6595999.p...@n2.nabble.com

[GRASS-user] Miminum Spanning-Tree (MST)

2011-07-19 Thread Milton Cezar Ribeiro
Dear all, Is there a way of I obtaion a polygon- or raster-based Minimum Spanning Tree (MST) on GRASS? It is like to join every polygons to the neighbours using edges (linear links) without allow the edges overlap each other. cheers milton ___

[GRASS-user] voronoi tesselation for vector/raster patches

2011-07-19 Thread Milton Cezar Ribeiro
Dear all, Can I generate voronoi tesselation for polygons (instead of points) of raster-based patches? cheers milton ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user