[GRASS-user] GRASS vectorial and raster data structure- Documentation

Hi there I'm using GRASS in my master thesis and I forgot an very important issue: Since I'm producing data in GRASS format (vectorial and raster) I need to have chapter regarding data structure. I only found a GRASS data structure information in GDAL/OGR website. Is there any other wiki/webpag

[GRASS-user] Using Python modules in WinGRASS

Greetings I've developed a few Python Scripts in Linux (Ubuntu9.10) but now I need to use them in Windows. I've used the compilationonWindows tutorial to install GRASS6.4 with OSGEO4w. Those scripts use gdalPy, NuPy and StatPy). How can I have this packages available for my winGRASS? Just one

[GRASS-user] UTM location

Dear List, I have several ASTER GDEM (originally in Latlong, 30m res) images, which are reprojected into corresponding UTM locations. My research area covers two zones: UTM 37 and 38. Is there a way of creating a UTM location that can accept data from both zones? I think I saw a thread in recent

[GRASS-user] Digitalization polygon

Hi, I want to digitize a polygon in a polygon layer. I use the digitize function from grass. Now, I digitize a polygon and when I close this digitalization function the polygon doesn't appear. How I have to digitize a new polygon so that it appear after closing the digitalization window?

Re: [GRASS-user] Cluster whit area?

Since I don't understand how library (clustTool) can run, I test the method described on the site that Dylan me advise ... http://casoilresource.lawr.ucdavis.edu/drupal/node/340 #etape 1 #lecture de la table x - read.table (vine, sep=|) names(x) - c('easting', 'northing', 'cat') y -

[GRASS-user] patching

Dear List, I have several ASTER GDEM (originally Latlong) images that I want to reinterpolate from 30 to 10 m res. I also need to patch these images. I am not sure whether: - I should patch them in Latlong using r.series, reproject into UTM and interpolate them using r.resamp.rst or -

Re: [GRASS-user] GRASS vectorial and raster data structure- Documentation

Hi, 2010/7/28 Luis Lisboa luislisboa1...@gmail.com: Hi there I'm using GRASS in my master thesis and I forgot an very important issue: Since I'm producing data in GRASS format (vectorial and raster) I need to have chapter regarding data structure. I only found a GRASS data structure

Re: [GRASS-user] UTM location

On 28/07/2010 11:48, Bulent Arikan wrote: Dear List, I have several ASTER GDEM (originally in Latlong, 30m res) images, which are reprojected into corresponding UTM locations. My research area covers two zones: UTM 37 and 38. Is there a way of creating a UTM location that can accept

Re: [GRASS-user] Cluster whit area?

Sorry, an error in copy / past with a capital letter here or one should not But an other probleme so : s - stepFlexclust(y, k=2:10, nrep=20) it's ok y.pam - pam(y, 5, stand=TRUE) plot(y$easting, y$northing, col=y.pam$clustering, main=Bugsites Spatial Clustering, 5 classes, cex=0.5, pch=16,

[GRASS-user] Re: v.to.rast for a vectorial without Values

. __ Information from ESET NOD32 Antivirus, version of virus signature database 5319 (20100728) __ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman

Re: [GRASS-user] v.to.rast for a vectorial without Values

Hello Hamish Regarding the v.centroids it worked. Thanks (and thanks Antonio)... About v.category I suppose I have to do the following: 1- Create boundaries in TclTk Digitizer 2- v.category input=test...@user1 output=output type=boundary,area step=0 3- v.to.rast this and it worked Before I

[GRASS-user] Signature file structure

Hi everyone I have runned i.gensig and I would like to know where can I find some information regarding the strucutre of the file? Just to know which value refers to what Thanks Pedro ___ grass-user mailing list grass-user@lists.osgeo.org

[GRASS-user] Re: grass-user Digest, Vol 51, Issue 71

Hi Bulent, See some answers below. Michael C. Michael Barton Director, Center for Social Dynamics Complexity Professor of Anthropology, School of Human Evolution Social Change Arizona State University voice: 480-965-6262 (SHESC), 480-727-9746 (CSDC) fax:

Re: [GRASS-user] Cluster whit area?

Hi! I never used clustTool before. I made a try and i think I found the trick :-). You have to transform your (SpatialPointDataFrame) data to a dataframe... Vine1.df=as.data.frame(Vine1) and then you can Set acctive data in the GUI! hope it helps! Leonardo On 07/27/2010 09:06 PM, Etienne

Re: [GRASS-user] Signature file structure

Pedro Roma wrote: I have runned i.gensig and I would like to know where can I find some information regarding the strucutre of the file? Just to know which value refers to what From the g.manual i.gensig: ...the resultant signature file (containing the means and covariance matrices) for each

Re: [GRASS-user] Signature file structure

On Wednesday 28 of July 2010 21:22:08 Nikos Alexandris wrote: Perhaps just reading the created signature (text) files and identifying the mean's and variance/covariance matrices is enough. Didn't have a look yet but the Mean's ... matrices is I guess wrong. The signature file probably

Re: [GRASS-user] elevation profile

Thanks to everyone for their responses. I did not try all the methods. One method that did work (and was mentioned more than once) was basically: v.to.points (convert 2d lines to points) v.out.ascii (export coordinates to txt file) cat coords.txt | r.profile (input text file coords to

Re: [GRASS-user] Cluster whit area?

Sorry about that, there were 2 typos on that page... Please try the updated version: http://casoilresource.lawr.ucdavis.edu/drupal/node/340 Cheers, Dylan Hi Dylan great it's run with out erreur... thank's But medoids aren't on all the points... look the screen print ... what I

Re: [GRASS-user] Cluster whit area?

I made my excuses to you, it works perfectly ... thank you very much now I can go to bed happy :D -- Cordialement Etienne DELAY Deust Webmaster et gest. d'intranet (IDSkype : etienne.delay.tic) Master IUP valorisation du patrimoine et aménagement du territoire

Re: [GRASS-user] Cluster whit area?

On 07/28/2010 08:50 PM, Etienne DELAY (deust 2010) wrote: I made my excuses to you, it works perfectly ... thank you very much now I can go to bed happy :D Glad to hear it worked! Leonardo ___ grass-user mailing list grass-user@lists.osgeo.org

[GRASS-user] Projection values

Hi all, I tried to make the projection by Projection values in GRASS 6.4 - Linux but after putting the description for the location I received error: ERROR: region for current mapset is not set r. g.region ERROR: error: /usr/lib/grass64/etc/set_data exited abnormally. Press

Re: [GRASS-user] Projection values

Pham Thy wrote: I tried to make the projection by Projection values in GRASS 6.4 - Linux but after putting the description for the location I received error: ERROR: region for current mapset is not set r. g.region ERROR: error: /usr/lib/grass64/etc/set_data exited

Re: [GRASS-user] Projection values

Hamish wrote: Pham Thy wrote: I tried to make the projection by Projection values in GRASS 6.4 - Linux but after putting the description for the location I received error: ERROR: region for current mapset is not set r. g.region ERROR: error: /usr/lib/grass64/etc/set_data exited

Re: [GRASS-user] Projection values

Pham Thy wrote: I tried to make the projection by Projection values in GRASS 6.4 - Linux but after putting the description for the location I received error: ERROR: region for current mapset is not set ... I used GRASS 6.4.0RC5 running in Linux Mandriva 6.4.0rc5 shipped with a bug which

Re: [GRASS-user] v.to.rast for a vectorial without Values

Luisa wrote: Before I convert to raster, how can i define all boundaries/with Centroids with the same cat value? do not assign categories to boundaries unless you really need them. consider two blocks of land next to each other, separated by a single boundary. To which block of land does the