Re: [GRASS-user] r.stream.basins error

Francesco Mirabella pisze: Hi, more detailes are these, I can not reproduce it on speafish, Grass 6.4 rc6 compiled on debian testing The dem is the srtm 90 m dem, cut on an area of 12064631712 Square meters (1206463 hectars). The region was set to the dem raster, I provided a minimum flow

Re: [GRASS-user] r.stream : vetor of horton order

Milton Cezar Ribeiro pisze: Dear all, I extracted the drainage and direction from a DEM using r.stream.extract. r.stream.extract --o elevation=aster_dem_wgs84_UTM threshold=50 stream_vect=aster_dem_wgs84_UTM_vect_th00050 stream_rast=aster_dem_wgs84_UTM_rast_th00050

[GRASS-user] New modules in svn add-on: r.area and r.convergence

Hi I added new two modules to svn add-on. r.area Simple module available in almost every raster processing GIS application. Calculates area size of clumped areas and ascribe these values to these areas. Also allow remove small areas with size lower than treshold. All that functionality can

Re: [GRASS-user] Re: r.watershed: pretty flat areas

Markus Metz pisze: On Wed, May 12, 2010 at 9:00 PM, Hamish hamis...@yahoo.com wrote: before after screenshots welcome :) before: http://sites.google.com/site/markusmetzgiswork/accumulation_regular.png after: http://sites.google.com/site/markusmetzgiswork/accumulation_beautified.png

Re: [GRASS-user] Polish datum problem

Markus Neteler pisze: 2010/4/7 Jarek Jasiewicz jar...@amu.edu.pl: Hi This is rather question for Polish GRASS users Did anyone notice what had happed with PUWG 1965 within Proj4 EPSG database? Since PROJ version 4.6 is : 2173 +proj=sterea +lat_0=53.583334

Re: [GRASS-user] Weighted v.kernel calculation

Ted Rosenbaum pisze: I have a dataset of manufacturing plants with employment levels at each one. I am looking to generate a kernel density map to show changing geographic distribution of employment over time. I am looking to generate a map similar to that generated by v.kernel, but just

[GRASS-user] New module for fuzzy calsification added to svn repository

Hi list! I added new module r.fuzzy.system to svn repository: this is standalone classification module, to work require only sets and rules definition (see module description and small tutorial in description.html) what module do (internally): - parse sets and rules text files before

Re: [GRASS-user] New module for fuzzy calsification added to svn repository

I forgot: If there is someone who can help me adjust this analysis to analyze imagery data, please contact me. I know almost nothing on analysis of such data but it seems it could be useful for it. Jarosław Jasiewicz pisze: Hi list! I added new module r.fuzzy.system to svn repository

Re: [GRASS-user] Fuzzy logic in GRASS

Rich Shepard pisze: On Wed, 3 Mar 2010, Jaros?aw Jasiewicz wrote: There are at least however on problem: r.fuzzy for GRASS exist and not exist (by Francois Delclaux). I tried to contact with author but it failed and module is not available from add-on web page. For now I leave name r.fuzzy,

Re: [GRASS-user] Fuzzy logic in GRASS

Thanks Rich! ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

Re: [GRASS-user] Univariate Statistics

Luis Lisboa pisze: Greetings I need to do some univariate statitstics that goes beyond the max/min/median/average/standard deviation. I need to do some outliers detection, distribution analysis and some more basic statistics. Since GRASS doesn't perform this I would like to know what are

[GRASS-user] major update of r.stream.*

Hi list! I announce major update of r.stream.*: new nodule r.stream.angle: to calculate stream direction and inter-stream relation. That module use experimental algorithm to divide streams int shorter but near-straight line segments, and next calculate its direction (0-360 downstream). It

Re: [GRASS-user] r.stream.basins

stephen sefick pisze: Thanks for the response - I moved the values to the closest synthetic stream, and it worked without a hitch. Thank you again for your time. kindest regards, Stephen On Thu, Jan 28, 2010 at 6:37 PM, MS msei...@gmail.com wrote: The points need to coincide with a nearby

Re: [GRASS-user] Problem with r.watershed in Spearfish

Margherita Di Leo pisze: Hi list! I often used r.watershed without problems, but today i had a very strange one. Please can anyone verify that? I used Spearfish mapset, map: elevation.10m: g.region res=100 r.watershed elevation=elevation@permanent threshold=100 accumulation=acc_10

Re: [GRASS-user] forcing raster accept only integer 0

Milton Cezar Ribeiro pisze: Hi Glynn, Thanks for the reply. By the way, where I can have access to the list of datatypes for a raster map? I ran on my raster map and got datatype=CELL. I was expecting to get byte,float,integer... bests milton 2010/1/22 Glynn Clements

[GRASS-user] Major update of r.stream.order and r.stream.basins. New module: r.stream.pos

Hi all! A have made major update with r.stream.order and r.stream.basins: r.stream.order new functionality: - it can now create table to store drainage network topology. This table can be added to r.stream.extract vector file. For more details see description.html r.stream.basins new

Re: [GRASS-user] grass-7.0.svn with gdal installation problem on ubuntu9.10

Pankaj Kr Sharma pisze: Hello group, I have run it with grass-6.5.svn but the same gdal and gdal-grass plugin are not working with grass-7.0.svn. Any suggestions! Thanks. ___

Re: [GRASS-user] accumulation map from directions map

Achim Kisseler pisze: Hello again, I am still searching a method to generate a flow accumulation map from a flow direction map. I got the direction map from an arcgis user. In arcgis the module FLOWACCUMULATION(FLOW_DIR) would do this, but I want to use an open source solution. If anyone

Re: [GRASS-user] r.stream.extract - stream dir map output

M S pisze: As an output from r.streams.extract, I'm getting a stream direction map that is only along the stream network, and null everywhere else. From the manual, it seems the direction map needs to be for the entire study area. I am looking to feed the streams and direction map into the

[GRASS-user] New version of r.stream.order

Hi all! I updated r.stream order to the new version. In new version Horton and Hack do not require accum map. It use the longest stream length (calculated internally) to determine both Hack and Horton. But accum it is still leave as an option. So now Hack stream order indicate the longest

Re: [GRASS-user] r.basins.fill usage

Hi try r.stream.basins from grass add-ons it has options (-c and -l flags) to generate subbasin without any manual work. Look also into tutorial on grass wiki about it (wiki - dokuments -r.stream.* Jarek Achim Kisseler pisze: Based on this excerpt from the manual, it seems the main

Re: [GRASS-user] Questions about GRASS license and other more restrictive licenses

rabotin pisze: Hello all, I've got a question concerning the license of GRASS. I'm working for a public french research center (INRA : French National Institute for Agricultural Research) ; we have developped a series of scripts in shell and perl languages for GRASS. These procedures are made

Re: [GRASS-user] Re: r.stream.order problem making on mac os x

Hi I identified the error, it will be fixed in next few hours Jarek ___ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user

Re: [GRASS-user] stream network extraction

Markus Metz pisze: Hi all, in grass-addons is a new module for clean stream network extraction from flow accumulation. It can extract streams from accumulation maps generated with any method (D8, FD8, D-Inf, DEMON, etc) and any software, granted that exactly the same elevation map is

Re: [GRASS-user] stream network extraction

Markus Metz pisze: Jarosław Jasiewicz wrote: rest of r.stream* modules including new r.stream.stats for Hortonian statistics are now available by grass addons page and by grass add-ons svn repository. I actually move tutorial on r.stream* to grass wiki page. Great, IMHO the tutorials

[GRASS-user] wxpython 3D view

Hi I have one question about 3D view in wxpython Tcltk version had (still has) one good advantage: it respect current region settings - both res and boundaries. It will give us good oportunity to review and watch even very huge map with full resolution piece by piece (set computational

[GRASS-user] row() and col() problem

Hi I try to generate map where every cell will have unique value I do that with following mapcalc formula: map=(row()*451)+col() where 451 is the total number of columns + 1 I expected following solution; 452,453,454,455, 953,954,955,956, . But I recived:

Re: [GRASS-user] row() and col() problem

Hamish pisze: Jarosław Jasiewicz wrote: I try to generate map where every cell will have unique value I do that with following mapcalc formula: map=(row()*451)+col() where 451 is the total number of columns + 1 I expected following solution; 452,453,454,455, 953,954,955,956

[GRASS-user] r.statistics depreciated?

Hi 1.) is that module depreciated? 2.) i'd like to rework it to handle floating points numbers. Could be there some possible problems with that? That module seems be faster to calculate statistics for polygons (after conversion to raster) than v.rast.stats Jarek

Re: [GRASS-user] r.statistics depreciated?

Moritz Lennert pisze: On 30/09/08 12:28, Jarosław Jasiewicz wrote: Hi 1.) is that module depreciated? No, what makes you think this ? I red somewhere...nevermind 2.) i'd like to rework it to handle floating points numbers. Could be there some possible problems with that? AFAICT, one

Re: [GRASS-dev] Re: [GRASS-user] mask in PERMANENT affect on other mapsets during reprojection

Hamish pisze: Hamish: side-suggestion: before running r.proj run v.in.region in the source location then v.proj from the taget location. Jarekj wrote: I always do as you suggest (in general other methods (with cs2cs) in grass are to complicated), sorry, I don't

Re: [GRASS-user] Strange v.to.points error

Martin Landa pisze: Hi, 2008/6/12 Jarosław Jasiewicz [EMAIL PROTECTED]: GRASS 6.3.svn (polska):~ v.to.points -n input=mrog_vector output=zb_point type=point,line, llayer=1 dmax=100 DBMI-Postgres driver error: Cannot select: select * from mrog_5 where 0 = 1 ERROR: relation mrog_5 does

[GRASS-user] break lines in intersection (rather category problem)

Hi! Problems may seems simple but isn't In a simple way (this is only one step there are lots of steps in the loop): I have two lines with same category in separate file. I patch them and make v.clean to braak them in the crossing point. Now I have four lines with same category. I need to

[GRASS-user] Dbf driver error during compilation (fresh svn)

Hi During compilation of actual svn I recived error in dbf driver after make in its directory, there are nothing more messages than exit with error code 1 what can be the reason for? Jarek I do not install it so I cannot say if error really exist ___

[GRASS-user] How to find intersection of two lines

Hi I have lots of raster, thinned lines and second raster with with one line. I must find all points where second line intersect with lines on first raster it is very simple: r.mapcalc points=if(raster_two==1raster_one==1,1,null()) but there is one exception: AB BA when lines intersect with

[GRASS-user] Issue with atribute column names

Hi In PG sql table I have columns etykietaPL, etykietaEN while I try to update atribute in v.digit module I recive error: DBMI-Postgres driver error: Cannot execute: update przekroje set etykieta = 'Dolina Nysy - Wał Brody Drewitz - Dolina Lubszy', symbol = 'D', etykietaEN = null, kat = null

[GRASS-user] simple shell problem

Hi why: g.region -g | awk -F= '/^nsres=/ {print $2 * 1.45}' works, but: bufdist=`g.region -g | awk -F= '/^nsres=/ {print $2 * 1.45}'` or bufdist=`eval g.region -g | awk -F= '/^nsres=/ {print $2 * 1.45}'` not work, while, wery similar structure: n=`g.region -g | awk -F= '/^n=/ {print

Re: [GRASS-user] simple shell problem

Manuel Francisco Maestre Páez pisze: Because of the * you must escape the multiplier operator \* (without the quotes) Manuel Francisco Maestre Páez [EMAIL PROTECTED] escribió: - Para: grass-user@lists.osgeo.org De: Jaros#322;aw Jasiewicz [EMAIL PROTECTED] Enviado por: [EMAIL PROTECTED]

Re: [GRASS-user] a few suggestions and questions

Nikos Alexandris pisze: On Mon, 2008-03-03 at 22:52 -0300, Carlos Guâno Grohmann wrote: Hello all [...] is plan curvature in r.param.scale broken? I can't get a map of it. profc works fine. Also is it possible to make r.param.scale work in latlong regions? (please?) it is

[GRASS-user] v.patch and topology

I found small issue with v.patch If set of lines are patched to one file, v.bulid is necesarry to rebulid topology. On the other way categories cannot be uploaded to database (OUT OF MEMORY error mesage!). After v.build all works OK. Jarek ___

Re: [GRASS-user] Problems with actual grass6.3.cvs

Dr. Manuel Seeger pisze: Hello all, I have compiled the actual grass6.3.cvs When I start it, it hangs up at the start screen of the gis.m gui. Working on Ubuntu 7.10 sun 64 bit Best regards and wishes Manuel looks like well-known problem of make distclean Jarek