Re: [GRASS-user] GRASS web site?

2008-01-30 Thread Micha Silver
this morning and didn't see that. By googling I got to a list of mirror sites and found that the official site is (and probably has been for some time) http://grass.osgeo.org/, but *IT* also contains nothing but [unknown mirror country] Same here -- Micha Silver Arava Development Co, Sapir, Israel

[GRASS-user] r.contour crashing

2008-02-09 Thread Micha Silver
| | | ++ Is the region too large? Thanks, Micha -- Micha Silver Arava Development Co, Sapir, Israel tel: +972(8)6592270 cell: +972(52)3665918

Re: [GRASS-user] LRS and v.build.polylines

2008-02-26 Thread Micha Silver
(responding to myself) I've gotten part way thru my problem, but I'm stuck with the attribute table. See below Micha Silver wrote: I could use some guidance with linear referencing and v.build.polylines. I want to get the distances between posts along a bike trail. I have vector maps

Re: [GRASS-user] Using the CORINE2000 land cover/land use data base with GRASS-GIS under Ubuntu-linux 8.04

2008-05-19 Thread Micha Silver
Hello Nikos: Nikos Alexandris wrote: GRASSers and GDALers, thank you for giving life to your mailing lists, these Treasures of Knowledge. I've written with your help another small article in ISPRS' (Student Consortium) Newsletter. A very impressive article/tutorial! Can it be

[GRASS-user] v.lrs.create with routes that double back

2008-06-12 Thread Micha Silver
the final few distances by hand. Is there any way to work around this? Thanks -- Micha Silver Arava Development Co +972-8-6592270 ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

Re: [GRASS-user] obtaining spatial data from shapefile maps

2008-07-07 Thread Micha Silver
Richard Peskin wrote: I want to use GRASS (and QGIS) for analysis of water well locations in a town. The basic data has been provided thru (ARCWare) shapefiles. While input of data to create the well location point maps is no problem, the shapefile format embeds the real spatial location

Re: [GRASS-user] Elevation profile from i ntersecting shapefiles‏

2008-11-29 Thread Micha Silver
georgew wrote: What, no takers? Just a Yes or No will be already of great help to me, Yes. I think you should be looking at converting the shapefile contour lines to a raster, then make an elevation surface from that, and use the r.profile module to calculate elevation profiles for the

Re: [GRASS-user] Elevation profile from i ntersecting shapefiles‏

2008-12-03 Thread Micha Silver
I have no problems sending them to you. Let's keep stabbing at it from your end. That's always the best way to understand the methodology. Micha Silver wrote: Yes. I think you should be looking at converting the shapefile contour lines to a raster v.in.org to import

Re: [GRASS-user] Elevation profile from intersecting shapefiles‏

2008-12-04 Thread Micha Silver
georgew wrote: Thanks Micha, here we go: Micha Silver wrote: How many shapefiles did you have in the GRASSDATA directory? provide the boundaries. Here is the result: r.info contours_rast ++ | Layer

Re: [GRASS-user] Elevation profile from i ntersecting shapefiles‏

2008-12-05 Thread Micha Silver
georgew wrote: Much progress! My only remaining question is: Is there a way to use the track raster file to input the values instead of using the mouse, so that the process can be more or less automated? Thank you all for your great help. I'll write a summary and post it in the Wiki as an

[GRASS-user] i.cluster and i.maxlik with grayscale image

2009-01-01 Thread Micha Silver
Happy New Year to all! I want to run some r.le analyses on rasters I will create from two ortho-photo images. The newer ortho-photo is full color, so when importing into GRASS I get the three RGB bands. So I make an image group and subgroup with the three bands and I can do the clustering.

Re: [GRASS-user] i.cluster and i.maxlik with grayscale image

2009-01-01 Thread Micha Silver
Markus Neteler wrote: On Thu, Jan 1, 2009 at 4:06 PM, Micha Silver mi...@arava.co.il wrote: Happy New Year to all! Happy New Year! I want to run some r.le analyses on rasters I will create from two [please consider r.li which way faster] Thanks for the tip. ortho

Re: [GRASS-user] i.cluster and i.maxlik with grayscale image

2009-01-03 Thread Micha Silver
Dylan Beaudette wrote: On Thu, Jan 1, 2009 at 10:57 AM, Micha Silver mi...@arava.co.il wrote: One set of aerial photos are from the 1950's -1960's. These are all black and white photos: single band tiff. The newer set of aerial photos are color images from 2005-2007. The region

[GRASS-user] v.centroids and cat values

2009-01-03 Thread Micha Silver
I'd like to better understand the way cat values are assigned to centroids when using v.centroids. I came across a problem when I created a new vector and digitized boundaries (v.digit -n) . Before beginning to digitize, I added some columns to the attribute table within v.digit, so that on

Re: [GRASS-user] v.centroids and cat values

2009-01-07 Thread Micha Silver
Thanks for the suggestions. Some additional comments below: Benjamin Ducke wrote: GRASS modules that create area type features should already be generating centroids and adding categories to them automatically, shouldn't they? As far as I am aware, e.g., v.in.ogr does this, so we are talking

[GRASS-user] grass wiki

2009-02-12 Thread Micha Silver
I'm trying to become a registered user for the GRASS wiki. I never get the confirmation email, and as a result I cannot edit. Is there some additional procedure other than signing in? Thanks, Micha ___ grass-user mailing list

[GRASS-user] v.digit - new wiki page for migrators

2009-02-18 Thread Micha Silver
I've posted a new page on the wiki [1] entitled Digitizing Area Features. It's targeted at new GRASS users, migrating from other non-topological software. I'd appreciate any comments from more experienced users as to correctness, completeness, or clarity. Thanks, Micha [1]

Re: [GRASS-user] about GRASS digitizer

2009-03-03 Thread Micha Silver
Hello: Zahid Parvez wrote: dear grass user,   I am new in grass using windows native GRASS GIS 6.3.0.4 and i am  having problem to digitize a map. I will be very gratefull if you could help  us.   Problem   A model map is as example for my problem.   Ø   My first

Re: [GRASS-user] r.mapcalc and polygons

2009-03-15 Thread Micha Silver
ambrish dhaka wrote: Hi! all, I wish to perform r.mapcalc algebra for an area bound by certain polygons in a vector file. How to do this? Easiest would probably be to use a raster MASK: 1- convert the vector ("polygon" ) to a raster with v.to.rast 2- define this new raster as a mask with

Re: [GRASS-user] v.in.dxf TEXT

2009-03-18 Thread Micha Silver
mingumg wrote: Hi, I'm new in grass. I'm trying to import a dxf file to grass using v.in.dxf, but I don't know how to see the text data (entity type TEXT, specificly the text under the group code 1). To the best of my knowledge, v.in.dxf does not import any attribute information. -- Micha

Re: [GRASS-user] Merging Boundaries and Centroids

2009-03-20 Thread Micha Silver
peter.lo...@gmx.de wrote: hi, I just got stuck with a seemingly simple task: Let's assume vector layer A holds bunch of boundaries (for example, some non-overlapping circles) without categories, while vector layer B contains points/centroids which have categories AND attributes (Soil type,

Re: [GRASS-user] Merging Boundaries and Centroids

2009-03-20 Thread Micha Silver
Hi Moritz: Thanks for the corrections. -- Micha Moritz Lennert wrote: You can do this with v.patch, *provided* that both vectors have equivalent attribute table columns. If you can use the append flag (-a) you don't need to have matching tables. Just v.patch -a input=LayerA

Re: [GRASS-user] exporting areas to shapefiles without filling holes

2009-04-09 Thread Micha Silver
Markus Metz wrote: Markus Neteler wrote: On Thu, Apr 9, 2009 at 10:38 AM, Hamish hamis...@yahoo.com wrote: Markus Metz: Maybe use v.out.ogr -c? yup, that's it. I'd focused on the shapefile example in the man page and totally missed the blinking red letters at the top:

Re: [GRASS-user] problem with v.clean and intersection pts

2009-05-15 Thread Micha Silver
Hello Eric: hardinej wrote: Hi everyone, Thanks in advance. I'm trying to extract intersection points. I have a shoreline I extracted using r.contour and many lines that cross the shoreline that are the output of v.distance. I want the intersection points so I'm patching the shoreline and

Re: [GRASS-user] how to update one attribute of a small vector map?

2009-05-18 Thread Micha Silver
Offenthaler Ivo wrote: What would you suggest as the most convenient way to update a small (60 points) vector map? E.g. a map's attribute pollution_level for a given point-ID (attribute sitecode) has to be updated, based on some plain text output (columns sitecode and pollution level) of

Re: [GRASS-user] how to update one attribute of a small vector map?

2009-05-18 Thread Micha Silver
o create your raster surfaces based on the integer attributes. -- Micha   Any help are welcome. milton brazil=toronto 2009/5/18 Micha Silver mi...@arava.co.il Offenthaler Ivo wrote: What would you suggest as the most convenient way to update a small (60 points) v

Re: [GRASS-user] problem on vectorizing a float point raster

2009-06-10 Thread Micha Silver
Hello Milton Roger's answer was, as always, both complete and to the point. As a further exercise, I took a small region of 54 cells with floating point values, and using the feature=area option to r.to.vect I created a vector map of polygons. It produced over 36 polygons. Most will

Re: [GRASS-user] what is requried when import data to grass?

2009-06-11 Thread Micha Silver
maven apache wrote: Hi: I followed the doc from the web resrouce: https://svn.wald.intevation.org/svn/pywps/tags/pywps-3.1.0/pywps/Grass.py And I think what we are doing is similar to theirs,so I thought the confignation of grass maybe correct for us. Is there some special

Re: [GRASS-user] what is requried when import data to grass?

2009-06-14 Thread Micha Silver
maven apache wrote: I don't recall the start of your thread: Are you saying that you need to be able to handle any data that clients throw at you in *any* CRS? How will you know the CRS of the client's maps? (Many data formats do not require full metadata with

Re: [GRASS-user] what is requried when import data to grass?

2009-06-15 Thread Micha Silver
and mapset after a user quested is completed. Just delete the whole location directory. Thanks! Regards, Micha 2009/6/14 Micha Silver mi...@arava.co.il mailto:mi...@arava.co.il maven apache wrote: I think you should start this way, and work out the string of GRASS

Re: [GRASS-user] r.out.gdal problem of grass6.3 in windows xp

2009-06-16 Thread Micha Silver
maven apache wrote: Hi: When I use the commond r.out.gdal to export a raster map to tiff, I often got a black blank image, however when I use the commond r.out.tiff I can get a viewable tiff image. I want to know it is caused by my commond of something else? Hi Maven Apache: I had the 6.3

[GRASS-user] Native WinGRASS 6.4 RC5 g.proj failure

2009-06-16 Thread Micha Silver
I installed GRASS on WinXP using the setup file of the new version of WinGRASS from: http://grass.osgeo.org/grass64/binary/mswindows/native/ When starting GRASS, as long as I point to an existing GRASS GISDBASE it works fine. But if I try to set up a new GISDBASE, new location and mapset

Re: [GRASS-user] New WinGrass Release (6.4.0RC5)

2009-06-17 Thread Micha Silver
Colin Nielsen wrote: A new version of the native WinGrass installer (not OSGeo4W or Cygwin) has been posted on the GRASS download page. This release is based on GRASS-6.4.0RC5 (and comes with shiny new icons) but the wxpython GUI still does not include vector digitizing (wxvdigit) or 3d

Re: [GRASS-user] can the grass calculate the area of different color for a image(tiff or other?)

2009-06-17 Thread Micha Silver
maven apache wrote: can the grass calculate the area of different color for a image? I have a tiff, and I have seen five color in it,I wonder I can calculate the area for each color with grass? Did you check out r.stats -a ? This mail was received via Mail-SeCure System.

Re: [GRASS-user] Native WinGRASS 6.4 RC5 g.proj failure

2009-06-17 Thread Micha Silver
Hamish wrote: Micha wrote: I installed GRASS on WinXP using the setup file of the new version of WinGRASS from: http://grass.osgeo.org/grass64/binary/mswindows/native/ When starting GRASS, as long as I point to an existing GRASS GISDBASE it works fine. But if I try to set up a

Re: [GRASS-user] can the grass calculate the area of different color for a image(tiff or other?)

2009-06-17 Thread Micha Silver
with r.composite. 2009/6/17 Micha Silver mi...@arava.co.il maven apache wrote: can the grass calculate the area of different color for a image? I have a tiff, and I have seen five color in it,I wonder I can calculate the area for each color with grass? Did you check out

Re: [GRASS-user] can the grass calculate the area of different color for a image(tiff or other?)

2009-06-17 Thread Micha Silver
Moritz Lennert wrote: On 17/06/09 14:06, maven apache wrote: I got a.green a.red a.blue and a.alpha four raster,then follow the advise from this list I composite the three map g b r to a new raster:outss then I run the commond r.stats -a input=ou...@permanent mailto:input=ou...@permanent

Re: [GRASS-user] Criteria for v.clean tool=rmdangle

2009-06-19 Thread Micha Silver
Dwight Needels wrote: On Jun 18, 2009, at 3:15 PM, Markus GRASS wrote: Dangles shorter than thresh are removed sequentially until no dangles remain. No dangles will remain if thresh 0. PS: I hope you have now the world's cleanest hiking trails:-) Thanks; I think I could have swept them

Re: [GRASS-user] v.out.ogr to KML ERROR 1: Latitude is invalide

2009-06-19 Thread Micha Silver
maven apache wrote: This is a vector layer transfered from a raster and its general info can be seen as follows: | | Projection: Universe Transverse Mercator (zone 0) |

Re: [GRASS-user] v.out.ogr to KML ERROR 1: Latitude is invalide

2009-06-21 Thread Micha Silver
maven apache wrote: I am using 6.3,my tiff info: --- Coordinate System is: PROJCS[WGS 84 / UTM zone 20S, GEOGCS[WGS 84, DATUM[WGS_1984, SPHEROID[WGS 84,6378137,298.2572235630016, AUTHORITY[EPSG,7030]],

Re: [GRASS-user] v.out.ogr to KML ERROR 1: Latitude is invalide

2009-06-22 Thread Micha Silver
maven apache wrote: Thanks Micha for his help! Following his advise, I install the qgis,and the grass plugin and create new location(epsg4326),and reproj my vector map to this proj,then export it to kml successfully,however when add the kml to googlearth I found the layer doesnot match the

Re: [GRASS-user] Landsat classification workflow

2009-06-23 Thread Micha Silver
Koen Hufkens wrote: Hi list, I'm looking for a tutorial on classifying landsat images with GRASS. I can't seem to find anything on the web. Some pointers would be nice. One of the first places I check for ideas on image classification is posts from the California Soil Resource Lab , i.e.:

Re: [GRASS-user] Point attributes to a polygons

2009-06-25 Thread Micha Silver
xavier garcia acosta wrote: Hello everybody, I'm working with cadastre information and I've got the next problem. I've the polygons that represent the plots of the houses but without any attribute. I've also the points with the attributes of the previous polygons. That I would like to do

Re: [GRASS-user] NASA to release no cost 30m DEMs with world-wide coverage on 29 June

2009-06-26 Thread Micha Silver
Thanks, Michael. That's great news. What do you make of the 20 m./30 m. vertical/horizontal accuracy statement? Isn't SRTM supposed to be around 15 m. vertical and 10 m. horizontal (even tho' it's 90 m. resolution)? Regards, Micha Michael Barton wrote: See the following announcement. NASA

Re: [GRASS-user] Re: link to datasets from other locations?

2009-07-02 Thread Micha Silver
Nikos Alexandris wrote: Hamish: ... *every* single GIS I have seen which does on-the-fly reprojection has had major problems which can present itself in a way which is not obvious to the user (typically due to mixed datums). Then the user happily goes along doing their work,

Re: [GRASS-user] how to calculate area of voronoi polygons considering the boundary of the catchment

2009-07-28 Thread Micha Silver
On Tue, 28 Jul 2009 11:24:19 -0700 (PDT) daljeet sachdev...@yahoo.com wrote: //d.vect Ind_rain_orig //The Ind_rain_orig looks like this - when the region is set to vector of Kerala //g.region vect=ker_rain_v http://n2.nabble.com/file/n3345107/Ind_rain_orig_reg_ker.png But when

[GRASS-user] ladders in watershed delineation

2009-08-02 Thread Micha Silver
How can I avoid the problem of strings of single cells when creating basins with r.watershed? I think this is referred to as ladders. Here's [1] an image showing what I mean. In my example, the purple colored catchment has two tails of width 1 cell. One tail separates between the light green

Re: [GRASS-user] ladders in watershed delineation

2009-08-03 Thread Micha Silver
to improve the catchment raster from r.watershed. Thanks for putting me on the right track, Micha cheers milton 2009/8/3 Micha Silver mi...@arava.co.il Milton Cezar Ribeiro wrote: Hi Micha, May be with *r.neighbors *combined with /interspersion/ method you

Re: [GRASS-user] ladders in watershed delineation

2009-08-04 Thread Micha Silver
GRASS 6.4 RC4 which, I believe contains your newer watershed speedup. However size of the region and resolution were such that I had to use the -m option. Regards, Micha Markus M Micha Silver wrote: Milton Cezar Ribeiro wrote: Hi Micha, Make a test. If you run a 3x3 or 5x5 filter and get

Re: [GRASS-user] ladders in watershed delineation

2009-08-04 Thread Micha Silver
Markus Metz wrote: Micha Silver wrote: Markus Metz wrote: These single-cell strings in basins, did you get them with SFD or MFD mode? If MFD mode, what convergence factor did you use? My watershed delineation was done with r.watershed, not r.terraflow, so IIUC it's SFD. I didn't see any

Re: [GRASS-user] g.list not working on GUI after edit .grassrc6

2009-08-04 Thread Micha Silver
Nikos Alexandris wrote: On Tue, 2009-08-04 at 19:33 -0400, Milton Cezar Ribeiro wrote: Hi Nikos. Thanks for the reply. Yes, location is included on .grassrc6. $ cat .grassrc6 GISDBASE: C:/Mymapset LOCATION_NAME: newLocation MAPSET: PERMANENT GRASS_GUI: tcltk Any other

Re: [GRASS-user] Transparent-background elevation shadings

2009-08-16 Thread Micha Silver
Felix Schalck wrote: Hi, Aside my previous - more complete - mail, here is one quick question: Is it possible to create an alpha-to-black color table in GRASS, which could than be assigned to an elevation shadings (created via r.relief.shaded) layer in order to get a transparent background on

Re: [GRASS-user] ladders in watershed delineation

2009-08-23 Thread Micha Silver
Markus Metz wrote: r.watershed in 6.5+ can do MFD which reduces these single-cell strings substantially. I would recommend MFD over SFD for anything with 30m resolution or higher, not much gained for 90m or coarser. Results are generally more accurate with MFD for high resolution (= 30m)

Re: [GRASS-user] The projections and transformations

2009-08-30 Thread Micha Silver
ambrish dhaka wrote: Hello! ALL, I need to learn the important way of working with the data having different projection system for a single location. Usually the case is between long lat and UTM projections. I set the region first with g.region and then try to import vector data which is in

Re: [GRASS-user] The projections and transformations

2009-08-31 Thread Micha Silver
Ravinder Singh Bhalla wrote: Hi Ambrish, I'd suggest you use Q-GIS for the display of the maps with different projections. It happily reads GRASS rasters and vectors. It also has a neat plugin to convert from on projection to another. But you need to be aware that QGIS does NOT re-project

Re: [GRASS-user] UTM values.

2009-08-31 Thread Micha Silver
ambrish dhaka wrote: I have the following Long lat and UTM values from the converters. Can you explain what you mean by converters? 24.5N -2711052 41E-702655 47N -5209532 84E -271930 As you probably know, the two lon values above are in widely separated UTM zones. 41E is in zone

Re: [GRASS-user] how to calculate area of voronoi polygons considering the boundary of the catchment

2009-09-01 Thread Micha Silver
Hi Daljeet daljeet wrote: Hi Micha, I could create isohyetal lines using the suggested steps: ... clipped... Following are the doubts/questions 1. I saw the details of the raster created from v.surf.rst r.info rainraster zmin_data=0.00, zmax_data=141.322000

Re: [GRASS-user] Re: Projrction and transformation

2009-09-01 Thread Micha Silver
kapo coulibaly wrote: Hi Ambrish, I found that what works for me is to create two different locations, one with Lat-Long coordinate definition and one with UTM. Then use r.proj or v.proj to import from your Lat-Long to your UTM location. That way they line up perfectly because GRASS will

Re: [GRASS-user] General Question

2009-09-02 Thread Micha Silver
Tim Holland wrote: Well, d.barscale in GRASS seems to give you two choices for scale bar (bar vs. line): http://grass.itc.it/grass64/manuals/html64_user/d.barscale.html but that still isn't too many... The QGIS print window has at least a few parameters you can adjust for the barscale (at

Re: [GRASS-user] HowTo fix country border topology problem?

2009-10-16 Thread Micha Silver
Roger André wrote: Hi GRASS list, I've imported a shapefile of country polygons and am trying to use v.clean properly to clean the topology. Here is what I have done so far: 456 v.in.ogr dsn=unep_coastlines.shp -o type=boundary out=unep_countries 461 v.clean unep_countries

Re: [GRASS-user] Importing Vector Data

2009-10-16 Thread Micha Silver
Bob Byer wrote: All, I work extensively in the state of Delaware and the mapping information that they provide is based on ESRI ID 102257 with an ESRI WKT Name of NAD_1983_HARN_StatePlane_Delaware_FIPS_0700. As a new user of GRASS, what would be the best way to import that data?

Re: [GRASS-user] DXF to UTM32

2009-11-11 Thread Micha Silver
Raffaele Morelli wrote: Hi you all, how can I transform a dxf (imported with v.in.dxf) layer in utm32 coordinates system? I am currently doing some trials with v.transform with no success. Is the dxf in some coordinate system?  If yes, then make a location based on that CRS, import

Re: [GRASS-user] time dependent variable

2009-11-18 Thread Micha Silver
Carbonari, Katie (IS) wrote: Hello. I have a netcdf file that I'm visualizing in GRASS. I first convert the parameters to GeoTiffs (using gdal_translate) and then incorporate into GRASS via r.in.gdal. Each file has 48 time steps (one per hour for 2 days). Is there any way to show the

Re: [GRASS-user] does the grass support windows 7

2009-11-29 Thread Micha Silver
maven apache wrote: does the grass support windows 7 system? This mail was received via Mail-SeCure System. Can you try running GRASS in XP Mode and report back how it works? Thanks, ___ grass-user mailing list grass-user@lists.osgeo.org

Re: [GRASS-user] meaning of g.region zoom?

2009-12-31 Thread Micha Silver
Paolo Cavallini wrote: Hamish ha scritto: fyi 'g.region zoom=' starts at the current region settings*, so maybe try: g.region rast=foo g.region zoom=foo * this lets you zoom in on individual clusters within the map There must be something wrong here: g.region

Re: [GRASS-user] Wxpython GUI in UBUNTU 9.10

2010-01-19 Thread Micha Silver
Kim Besson wrote: Hello All I'm a new user of GRASS and I have downloaded grass (6.4.0~rc5-2) for i386 architecture from http://packages.ubuntu.com/karmic/grass. as far as I can see GRASS by command line is working. Now the problem seems to be wxpython Check if you have installed the

Re: [GRASS-user] Re: gdal, v.in.ogr, Ubuntu intrepid

2010-01-27 Thread Micha Silver
On 01/27/2010 10:11 AM, incanus wrote: anyone discovered how to do this correctly? I've tried several ways, but my ubuntu 9.10 don't see gdal 1.6 Are you using the ubuntugis repository from ppa? -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918

Re: [GRASS-user] Re: gdal, v.in.ogr, Ubuntu intrepid

2010-01-27 Thread Micha Silver
On 01/27/2010 11:27 AM, incanus wrote: if you mean http://ppa.launchpad.net/qgis/ubuntu, yes Is there any else? Not that one. There's an UbuntuGIS repo https://launchpad.net/~ubuntugis/+archive/ubuntugis-unstable/?field.series_filter= -- Micha Silver http://www.surfaces.co.il/ Arava

Re: [GRASS-user] Raster Map subset

2010-02-06 Thread Micha Silver
://lists.osgeo.org/mailman/listinfo/grass-user -- Micha Silver Arava Development Co. +972-52-3665918 http://surfaces.co.il ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

Re: [GRASS-user] Region Definition in GRASS

2010-02-08 Thread Micha Silver
. ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver Arava Development Co. +972-52-3665918

Re: [GRASS-user] Re: Defining Partial Drainage Basin

2010-02-09 Thread Micha Silver
of these various terrain/hydrological modules? Rich ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918

Re: [GRASS-user] Region Definition in GRASS

2010-02-10 Thread Micha Silver
mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list

Re: [GRASS-user] Re: Defining Partial Drainage Basin

2010-02-10 Thread Micha Silver
Rich Shepard wrote: On Wed, 10 Feb 2010, Micha Silver wrote: A quick tip regarding r.water.outlet (you may have noticed this already) The module creates a new raster covering the whole analysis region with two possible values: 1 for all cells draining into the outlet, and 0 everywhere else

Re: [GRASS-user] Projection Units and Values Negatively Affect r.topidx Results

2010-02-18 Thread Micha Silver
___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user -- Micha Silver Arava Development Co. +972-52-3665918 http://surfaces.co.il ___ grass-user mailing list grass-user@lists.osgeo.org http

Re: [GRASS-user] WxGUI issues: refresh and labels

2010-02-19 Thread Micha Silver
@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list grass-user@lists.osgeo.org

Re: [GRASS-user] WxGUI issues: refresh and labels

2010-02-20 Thread Micha Silver
Richard Chirgwin wrote: Thanks everybody, I will just send one response! First - Micha, thank you! I didn't even know there was another box to check. I'd like to raise the question (again) regarding displaying vector labels in wxGUI and the need to check the attr checkbox in the Optional

Re: [GRASS-user] r.to.vect Produces Too Many Areas

2010-02-23 Thread Micha Silver
mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org

Re: [GRASS-user] Connecting Vectors to Attribute Tables

2010-03-02 Thread Micha Silver
Andrew Lewin wrote: Dear All, I am having some difficulty viewing an attribute table from a vector file that is connected to a sqlite database table. Here is the terminal snippet of my commands with errors: GRASS 6.4.0RC5 (SantaMonicaBayMM):~ v.in.db driver=sqlite

Re: [GRASS-user] Input raster map is outside current region

2010-03-11 Thread Micha Silver
___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user

Re: R: Re: [GRASS-user] Input raster map is outside current region

2010-03-11 Thread Micha Silver
that rectangular polygon to the target region . Next run g.region vect=tar_region And the region in your target location should match where the raster wants to be. - Now try your r.proj comand -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918

Re: R: Re: R: Re: [GRASS-user] Input raster map is outside current region

2010-03-11 Thread Micha Silver
to reproject that rectangular polygon to the target region . Next run g.region vect=tar_region And the region in your target location should match where the raster wants to be. - Now try your r.proj comand -- Micha Silver http://www.surfaces.co.il/ Arava Development Co

Re: [GRASS-user] Calculate Median values in a State

2010-03-16 Thread Micha Silver
-8441 Skype: andrew.lewin99 ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972

Re: [GRASS-user] Re: v.to.rast multiple points per pixel

2010-03-20 Thread Micha Silver
that represents a count of the number of points from the BonesVect that fall in that cell. Regards, Micha Thanks again Gary -- Micha Silver Arava Development Co. +972-52-3665918 http://surfaces.co.il ___ grass-user mailing list grass-user

Re: [GRASS-user] linking point attribute to raster layer

2010-03-27 Thread Micha Silver
___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver Arava Development Co. +972-52-3665918 http://www.surfaces.co.il

[GRASS-user] Re: [Qgis-user] GRASS permission issue

2010-03-28 Thread Micha Silver
. ___ Qgis-user mailing list qgis-u...@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/qgis-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user

[GRASS-user] Re: [Qgis-user] GRASS permission issue

2010-03-28 Thread Micha Silver
On 28/03/2010 14:09, Jeremy G wrote: Micha, 2010/3/28 Micha Silver mi...@arava.co.il Where exactly is the /media/Docs/geodata directory located on your machine/network? You have to be the *owner* of the directory containing the Location and Mapset

[GRASS-user] Re: [Qgis-user] GRASS permission issue

2010-03-28 Thread Micha Silver
On 03/28/2010 03:04 PM, Jeremy G wrote: 2010/3/28 Micha Silver mi...@arava.co.il mailto:mi...@arava.co.il Probably checking: ls -al /media/Docs Here is the result (I didn't paste the whole directory information) : jer...@jeremy:~$ ls -al /media/Docs drwxrwx--- 1 root plugdev

Re: [GRASS-user] Re: grass-user Digest, Vol 47, Issue 52

2010-03-29 Thread Micha Silver
mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver Arava Development Co. +972-52-3665918 http://www.surfaces.co.il ___ grass-user mailing list

Re: [GRASS-user] problem with v.out.ogr pgsql

2010-03-31 Thread Micha Silver
-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list grass-user

Re: [GRASS-user] Newbie... Locations, Projections, Regions, choices? (long)

2010-03-31 Thread Micha Silver
for any suggestions, Randy This mail was received via Mail-SeCure System. ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha

Re: [GRASS-user] Re: grass-user Digest, Vol 47, Issue 52

2010-03-31 Thread Micha Silver
at 1:54 PM, Micha Silver mi...@arava.co.il mailto:mi...@arava.co.il wrote: Nathaniel Iwuchukwu wrote: Also, when i convert from vector to raster, i don't see anything on the new raster map. its all blank. what should i do. thanks I guess that would explain why

Re: [GRASS-user] Re: grass-user Digest, Vol 47, Issue 52

2010-04-01 Thread Micha Silver
the satellite rasters look like, with your training polygons, and the resulting roads. Then perhaps someone will be able to suggest how to get more complete results. 2010/4/1 Micha Silver mi...@arava.co.il mailto:mi...@arava.co.il On 04/01/2010 01:11 AM, Nathaniel Iwuchukwu wrote: Thanks

Re: [GRASS-user] Re: grass-user Digest, Vol 47, Issue 52

2010-04-02 Thread Micha Silver
=roads Cheers, Micha 2010/4/1 Micha Silver mi...@arava.co.il mailto:mi...@arava.co.il On 04/01/2010 02:52 PM, Nathaniel Iwuchukwu wrote: i created 11 polygons from different portions of the road. So if I understand correctly, the procedure is working, but you're not getting

Re: [GRASS-user] Re: grass-user Digest, Vol 47, Issue 52

2010-04-02 Thread Micha Silver
...@gmail.com wrote: Thanks Micha, I was thinking of running the r.mapcalc command but not sure of the exact argument to use. is there a command i can run to show me the values of the colors on the map? Thanks Nathaniel On Fri, Apr 2, 2010 at 8:27 AM, Micha Silver mi

Re: [GRASS-user] Interpolation on a Grid

2010-04-04 Thread Micha Silver
resolution of 20. Using GRASS 6.4.0RC5 on Ubuntu 9.10 Mine data is small. Thanks in advance. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list grass-user@lists.osgeo.org http

Re: [GRASS-user] road extraction using grass

2010-04-05 Thread Micha Silver
Nathaniel Iwuchukwu wrote: So far, i have been able to extra road from a satellite imagery but it has broken lines and it also captured buildings. these are the steps i followed to arrive at this stage: Just curious. If you're interested in a vector road layer, why not use openstreetmaps?

Re: [GRASS-user] A problem with i.gensigset.

2010-04-06 Thread Micha Silver
. -- Micha Silver Arava Development Co. +972-52-3665918 http://www.surfaces.co.il ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

Re: [GRASS-user] A problem with i.gensigset.

2010-04-06 Thread Micha Silver
grass-user@lists.osgeo.org mailto:grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver Arava Development Co. +972-52-3665918 http://www.surfaces.co.il

Re: [GRASS-user] No color for geotiffs exported with r.out.gdal

2010-04-06 Thread Micha Silver
___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user This mail was received via Mail-SeCure System. -- Micha Silver Arava Development Co. +972-52-3665918 http://surfaces.co.il

Re: [GRASS-user] Error with permissions in GRASS Linux

2010-04-15 Thread Micha Silver
-user This mail was received via Mail-SeCure System. -- Micha Silver http://www.surfaces.co.il/ Arava Development Co. +972-52-3665918 ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

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