Re: [GRASS-user] v vol rst super slow

Hi, your region settings are interesting. Do you really need a resolution of 5m in x,y plane and 1m in z direction? As a result you have 23,507,876,616 voxel to compute, but only 76887 points for interpolation. I would suggest you reduce the resolution of your region significantly, at least to

Re: [GRASS-user] Strange behavour of t.register command

Hi, the second command is the correct one, since the "unit" option in the first command should only be used in case of "relative" time in an STRDS. You have to make sure that the "time_dataset" was created with the correct temporal type, which in your case is "absolute "time. Best regards Sören

Re: [GRASS-user] ST{R,V}DS in different mapsets

Dear Ken, you have to add the required mapset to your mapset search path using g.mapsets. This is a feature of the temporal framework to check only for temporal databases of mapsets in your current mapset search path. Best regards Sören 2017-12-05 13:56 GMT+01:00 Ken Mankoff :

Re: [GRASS-user] How to sample an STVDS based on an STRDS

Dear Ken, there is no functionality for vector aggregation available in GRASS GIS Temporal Framework. Dependent on your STVDS, maybe you can convert it into a STRDS by using v.to.rast for each vector layer and then organize the resulting raster layers in a new STRDS. Best regards Sören

Re: [GRASS-user] t.rast.accdetect failing

Hi, This seems to be a bug in the name creation of the output raster maps. Can you please try grass 7.3? Mybe it was already fixed there. Best regards Soeren Am 10.07.2017 9:53 AM schrieb "Micha Silver" : Hello: I'm trying to do pattern detection of an STRDS (hourly

Re: [GRASS-user] Hardware requirements to run GRASS

Hi, Take the minimum requirements that you use for your analysis. Otherwise use this: 512MB RAM Single core 1GHz 32Bit x86 CPU 10GB HD Linux Debian 7 OS headless Best regards Soeren Am 13.06.2017 11:33 AM schrieb "Luí­s Moreira de Sousa" < luis.de.so...@protonmail.ch>: > Dear all, > > A

Re: [GRASS-user] error in t.rast.accdetect

Hi Vero, this seems to be a bug introduced 14 month ago by someone who implemented the time suffix. The indicator maps should have added "_indicator" to their name to distinguish between occurrence and indicator maps. I will fix this in trunk. Ciao Sören 2017-04-27 20:27 GMT+02:00 Veronica

Re: [GRASS-user] error in t.rast.accdetect

Hi, is there already a map with the id "eip2_2003_08_01@lst" registered in the temporal database? The module does not check for existent maps and simply assumes that the ids are unique. Ciao Sören 2017-04-27 19:22 GMT+02:00 Veronica Andreo : > Hello list, > > I have

Re: [GRASS-user] The GRASS GIS temporal framework: International Journal of Geographical Information Science

I am not able to provide a free download link to the paper. There may be an uncorrected preview version available in the future that can be used for studying but not for referencing. Ciao Sören Am 10.04.2017 2:39 PM schrieb "Rich Shepard" <rshep...@appl-ecosys.com>: > On Mon,

[GRASS-user] The GRASS GIS temporal framework: International Journal of Geographical Information Science

JFYI, a new publication about the temporal framework in Grass GIS is now available: http://www.tandfonline.com/doi/abs/10.1080/13658816.2017.1306862?journalCode=tgis20 Sören ___ grass-user mailing list grass-user@lists.osgeo.org

Re: [GRASS-user] Temporal framework: calculating annual 5-day extremes

Patching t.rast.to.rast3 to support file input requires the modification of r.to.rast3 to implement file support. This may not happen in the near future. I would suggest to use t.rast.algebra or to compute the 5day rainfall extrema in 5 year chunks using t.rast.to.rast3 + r3.mapcalc. Use

Re: [GRASS-user] Temporal framework: calculating annual 5-day extremes

Hi, 2017-04-06 11:09 GMT+02:00 RichardCooper : > I have a time series of rainfall data, and for each year I want to calculate > the five-day period with maximum rainfall. So I would need to calculate the > sum of day1 to day5, then day2 to day6, then day3 to day7 etc for

Re: [GRASS-user] Temporal framework: calculating annual 5-day extremes

Hi, i am not sure if i understand the problem correctly. However, you can use t.rast.accumulate [1] to create the rolling sum for an arbitrary interval (5 days, one year?) and then use t.rast.aggregate to compute the yearly maximum value time series based on the time series output of

Re: [GRASS-user] r.mapcalc: compare two maps

The difference is computed for each pixel. Just visualize the new map "mapdiff" of run r.univar mapdiff. 2017-03-28 22:23 GMT+02:00 Rich Shepard : > I want to compare two raster maps for any differences. The r.mapcalc > expression I used yielde no results ... unless

Re: [GRASS-user] Itzi results have one day lead from input data

The strds does not move any dates, it gathers all dates of the maps and shows the first and last date. The interval time model of the temporal framework is left closed right open. That means that the end time is not part of the interval but the start time for a potential predecessor. This avoids

Re: [GRASS-user] Interpreting t.info metadata

You have 24 maps and therefore 24 minimum values, one for each map, and 24 maximum values. t.info shows the minimums and maximums of these values. The smallest minimum value of all 24 maps is 0.001, the largest maximum value of all 24 maps is 3.01965. Best regards Soeren 2017-03-23 18:43

Re: [GRASS-user] t.register syntax

Use the comma separator option for g.list since a comma separated list of maps is required for the maps option in t.register. 2017-03-23 0:16 GMT+01:00 Rich Shepard : > I thought I had recorded the syntax for creating strds's from existing > raster maps, but I

Re: [GRASS-user] STRDS animation: failed to render

Hi, unfortunately renaming of raster layers with g.rename is not recognized by the temporal framework. You have to remove the old strds and register the renamed maps in a new strds. Using t.rast.list on the old strds will give you a map list that you can use as template for registering. Best

Re: [GRASS-user] r.water.outlet map does not display

Am 06.03.2017 11:50 PM schrieb "Rich Shepard" : Using r.watershed specifying the input DEM and a name for the drainage map I can view the drainage map. When I follow this command with r.water.outlet specifying the drainage map as input, 'watershed' as the output map

Re: [GRASS-user] t.rast.algebra with strds of different granularity

Hi, 2017-03-02 13:35 GMT+01:00 Veronica Andreo : > Hi list, > > Just by mistake, I did an operation between two time series (strds) with > t.rast.algebra, and only after a while I realized that they have different > granularity (while I thought they had the same). One of

Re: [GRASS-user] t.register does not register anything in a STVDS

hink so, you will get a warning for expected behavior. Best regards Soeren > Thanks for the tip. > > Laurent > > > > 2017-02-23 21:27 GMT-06:00 Sören Gebbert <soerengebb...@googlemail.com>: >> You need to specify the name of the stvds in t.register. >> &

Re: [GRASS-user] Temporal data issues need resolving

This error is related to the temporal topology of the rainfall strds, it seems to lack interval time. Am 23.02.2017 22:22 schrieb "Rich Shepard" : > On Thu, 23 Feb 2017, Laurent C. wrote: > > >>> Because Itzi does not like maps to be in different mapsets. >>> >> >>

Re: [GRASS-user] Temporal data issues need resolving

Can you please send me the grass location so that i can investigate the bug? Best regards Soeren 2017-02-23 20:13 GMT+01:00 Rich Shepard <rshep...@appl-ecosys.com>: > On Thu, 23 Feb 2017, Sören Gebbert wrote: > >> This seems to be a bug. > > > Sören, > > Just m

Re: [GRASS-user] Temporal data issues need resolving

o you need to have three rainfall strds? Are they differen? If they are equal then you can reference to a single strds using the @mapset approach like in raster or vector maps. 2017-02-23 18:34 GMT+01:00 Rich Shepard <rshep...@appl-ecosys.com>: > On Thu, 23 Feb 2017, Sören Gebbert wrote: > &

Re: [GRASS-user] Temporal data issues need resolving

Are strds and raster maps located in the same mapset? A restriction of the temporal framework is, that you can only register maps in stds from the same mapset. Am 23.02.2017 18:03 schrieb "Rich Shepard" : > Yesterday I created and registered a STRDS. Today grass

Re: [GRASS-user] Creating STRDS from scratch

This is a good looking empty STRDS. All metadata that is set to "None" will be updated if maps are added to the STRDS with t.register. 2017-02-22 16:28 GMT+01:00 Rich Shepard : > On Tue, 21 Feb 2017, Laurent C. wrote: > >> In your case, it seems you want to have uniform

Re: [GRASS-user] Creating STRDS from scratch

If your data is accumulated for a time period (a day, ...), then you have interval time. If your data represent a value that is valid for a specific time period (daily mean), you have interval time. If your data represents a specific state at a point of time that has a smaller period as a second,

Re: [GRASS-user] Creating STRDS from scratch

Hi, 2017-02-21 17:35 GMT+01:00 Rich Shepard : > After reading the spatio-temporal introduction and t.create manual page I > went to the wiki where an example workflow is presented. The example uses > satellite raster data; my data are 25 days of daily precipitation

Re: [GRASS-user] Interpreting r.watershed accumulation map

gt; """ Best regards Soeren 2016-10-16 22:03 GMT+02:00 Rich Shepard <rshep...@appl-ecosys.com>: > > On Sat, 15 Oct 2016, Sören Gebbert wrote: > >> Please try to put all mapsets that you use in your analysis into the >> mapset search path. The temporal

Re: [GRASS-user] Interpreting r.watershed accumulation map

Please try to put all mapsets that you use in your analysis into the mapset search path. The temporal framework will only access strds in mapsets that are located in the current search path. Best Soeren 2016-10-11 20:38 GMT+02:00 Rich Shepard : > On Tue, 11 Oct 2016,

Re: [GRASS-user] temporal dataset : register maps from other mapsets

"Martin Landa" <landa.mar...@gmail.com>: 2016-04-17 12:56 GMT+02:00 Sören Gebbert <soerengebb...@googlemail.com>: > Set it with: > g.gisenv set="TGIS_DISABLE_TIMESTAMP_WRITE=True probably better would be environment variable (export) rather than GRASS v

Re: [GRASS-user] temporal dataset : register maps from other mapsets

Hi Vero, I have send my mail just a second after i recieved your mail ... . However, i would like to add that a second temporal GIS environmental variable exists, that disables the write of map layer metadata: TGIS_DISABLE_TIMESTAMP_WRITE Set it with: g.gisenv

Re: [GRASS-user] temporal dataset : register maps from other mapsets

Hi Martin, by default the temporal databases are mapset specific. In addition the temporal framework does not allow to register maps from other mapsets in a space time dataset. Hence space time datasets are mapset specific as well. The reason for this are permission considerations. Several

Re: [GRASS-user] problem with python scripting

Please try gscript.mapcalc(expr... , overwrite=True) Am 05.04.2016 09:02 schrieb "Leonardo Hardtke" : > Hi Paulo and thanks for the answer... but It gives me a very similar error > if I write the full flag (The only difference is TypeError... str if I > use 'o' and int

Re: [GRASS-user] Examples of use of r.gwflow

Hi, please have a look at the test scripts that have been developed to verify the correct computation of r.gwflow: https://trac.osgeo.org/grass/browser/grass/trunk/raster/r.gwflow/testsuite/validation_7x7_grid.py

Re: [GRASS-user] help t.rast.algebra

Hi, Sorry, i am unable to help here, since the algebra is a deep mistery for me as well. I think that after i have finished a paper about it, the algebra will be much better documented. Ciao Sören Am 25.09.2015 16:40 schrieb "Veronica Andreo" : > Hi Moritz, > > I eventually

Re: [GRASS-user] t.vect.observe.strds: OSError: [Errno 7] Argument list too long

Hi, The module t.rast.what in grass71 should not have this limitation and is much faster. It does not create a STVDS as output, but plain text using different formatting. Best regards Soeren Am 01.06.2015 17:12 schrieb RichardCooper richtcoo...@hotmail.com: A solution to this is to specify

Re: [GRASS-user] Aggregating daily maps in relative strds per month

Hi Nikos, being not able to recreate the temporal database in a mapset after deleting it is definitely a bug in the temporal framework. I have to investigate this. Regarding ghost entries: You can use t.list type=rast to list all raster map layer registered in the temporal database, with or

Re: [GRASS-user] [GRASS-dev] QGIS GRASS Plugin Upgrade Crowdfunding

Dear all, just a short reminder. The crowd funding period for the QGIS GRASS Plugin is still running but will end soon. Everyone who may be willingly to fund this great project can contribute funds until May 23. Best regards Soeren 2015-03-23 19:56 GMT+01:00 Radim Blazek radim.bla...@gmail.com:

Re: [GRASS-user] Aggregating daily maps in relative strds per month

Hi Nikos, You need to use t.remove to delete the time stamps from the temporal database. The *.timestamp modules should not be used at all. They are not connected with the temporal framework. The error appears because the maps still have relative time stamps in the temporal database which can not

Re: [GRASS-user] Aggregating daily maps in relative strds per month

Hi Nikos, 2015-05-18 23:07 GMT+02:00 Nikos Alexandris n...@nikosalexandris.net: * Sören Gebbert soerengebb...@googlemail.com [2015-05-18 20:34:19 +0200]: Hi Nikos, You need to use t.remove to delete the time stamps from the temporal database. The *.timestamp modules should not be used at all

Re: [GRASS-user] Aggregating daily maps in relative strds per month

Hi Nikos, sorry for the late response. The aggregation of daily relative time STRDS with Gregorian monthly granularity is not possible, since in relative time mode, there is no connection between daily and monthly calendar hierarchy. The reason is that in relative time mode there is no starting

Re: [GRASS-user] [GRASS-dev] QGIS GRASS Plugin Upgrade Crowdfunding

Hi Radim, 2015-03-24 9:40 GMT+01:00 Radim Blazek radim.bla...@gmail.com: Hi Soeren, thanks for your reaction. I remember we already discussed the possibility to move to Python. On Mon, Mar 23, 2015 at 9:19 PM, Sören Gebbert soerengebb...@googlemail.com wrote: Hi Radim, this is a beautiful

Re: [GRASS-user] [GRASS-dev] QGIS GRASS Plugin Upgrade Crowdfunding

Hi Radim, this is a beautiful idea and i hope you will get plenty of funds. I have some questions regarding the implementation, since this is not mentioned in the project description: Do you plan to implement the plugin in C++ only, or will you try to combine C++ (data provider) and Python (all

Re: [GRASS-user] t.register: ERROR: day is out of range for month

Hi, the problem is that the model year has 360 days, ignoring the Gregorian calendar that is the based on absolute time in GRASS. Hence, the 29. and 30. February do not exist in 1951. You can use relative time with a daily resolution, so you don't have to to deal with Gregorian calendar time.

Re: [GRASS-user] 10day accumulation which t.rast module to use?

Hi Maning, i think that the combination of t.rast.aggreagte and the new t.rast.algebra will help you here. Be aware that you will need the latest grass7.1 trunk version for this. First you need to compute the daily rainfall sum with t.rast.aggregate. All 3h map layer that are temporally contained

Re: [GRASS-user] t.rast.mapcalc error

Hi Veronica, i have tested the strds/map comparison and it works for me with the latest grass7.1 build. Can you please check if the max_my_strds map exists and has valid values and that all maps in the strds exists and have valid values? Best regards Soeren 2014-07-27 23:24 GMT+02:00 Veronica

Re: [GRASS-user] t.rast.list use

Hi Veronica, sorry for the late response. You can use the datetime[1] functionality of sqlite to perform this task, this should work for Jannuary: t.rast.list input=cla_null_mayor65 where='start_time = datetime(start_time, start of year) and start_time = datetime(start_time, start of year, 1

Re: [GRASS-user] question about t.rast.aggregate

Hi, 2014-07-10 18:34 GMT+02:00 Veronica Andreo veroand...@gmail.com: Hi list! Quick question (hopefully ;P) Quick answer: If you specify a granularity of a year, then the start time to perform the aggregation will always be shifted to the 1. January of the current year and the end time the 1.

Re: [GRASS-user] t.rast.mapcalc for interpolate nulls

Hi Diana, you can try t.rast.mapcalc2 for interpolation: In case A is your space time dataset of choice, then the expression to interpolate null() cells in A is: t.rast.mapcalc2 --v expression=B = if(isnull(A), (A[-1] + A[1])/2.0, A) base=b B is the new space time datasets that will have

Re: [GRASS-user] t.rast.aggregate

Hi Veronica, 2014-04-01 16:07 GMT+02:00 Veronica Andreo veroand...@gmail.com: Hi Soeren, 2014-03-31 13:05 GMT-03:00 Sören Gebbert soerengebb...@googlemail.com: Hi Veronica, you can use t.rast.series for this kind of task. Use a SQL expression to select only specific months of a year. Please

Re: [GRASS-user] t.rast.aggregate

Hi Veronica, you can use t.rast.series for this kind of task. Use a SQL expression to select only specific months of a year. Please try this code (untested, may contain errors): # January averages t.rast.series input=monthly_aggregates \ output=jan_average method=average \

Re: [GRASS-user] DOY support in t.register?

Hi Veronica, 2014-03-05 20:49 GMT+01:00 Veronica Andreo veroand...@gmail.com: Dear list I'm working with ocean color data set from MODIS and starting to use t.* modules... I'm trying now to register the strds and as i'm working with 8-day products i specified start date as 2003-01-01 and

Re: [GRASS-user] help with temporal modules

Dear Veronica, it seems that the temporal database in the location that you use has been created with an older version of grass7. I have modified grass7 in the last months to increase performance and reliability of the temporal framework and therefore changed the database format. The new API is

Re: [GRASS-user] Major changes in the temporal framework

if installed, or a much more simpler parser without time zone support - Added GRASS environmental variables to allow registration of maps from different mapsets in a space time dataset - Simplified code for map registration - Code cleanup ... Best regards Soeren 2013/12/22 Sören Gebbert

Re: [GRASS-user] [GRASS-dev] Major changes in the temporal framework

Hi Luca, 2013/12/30 Luca Delucchi lucadel...@gmail.com: On 28 December 2013 03:33, Sören Gebbert soerengebb...@googlemail.com wrote: Hi Luca, Hi Soeren i will try to support your suggestion. I will introduce two GRASS variables to be set via g.gisenv. Use: g.gisenv set

[GRASS-user] Major changes in the temporal framework

Dear all, just for your information: I will commit several modification to the temporal framework (grass7 trunk) in the next weeks, that will change the SQL database layout and the API. The goal is to make the temporal frameworks SQL database interaction much faster, reducing the number of tables

Re: [GRASS-user] Organizing spatial (time series) data for mixed GIS environments

Hi Stefan, 2013/12/3 Blumentrath, Stefan stefan.blumentr...@nina.no: Dear all, On our Ubuntu server we are about to reorganize our GIS data in order to develop a more efficient and consistent solution for data storage in a mixed GIS environment. By “mixed GIS environment” I mean that we

Re: [GRASS-user] Organizing spatial (time series) data for mixed GIS environments

Hi Stefan, there is a FOSS4G presentation online as well: http://elogeo.nottingham.ac.uk/xmlui/handle/url/288 Best regards Soeren 2013/12/4 Sören Gebbert soerengebb...@googlemail.com: Hi Stefan, 2013/12/3 Blumentrath, Stefan stefan.blumentr...@nina.no: Dear all, On our Ubuntu server we

Re: [GRASS-user] r.neighbors velocity

Hi Ivan, 2013/7/17 Ivan Marchesini ivan.marches...@gmail.com: Dear Soeren, Hamish, Markus M., Markus N,. sorry for the delay in the answer but I didn't believe that my question could have determined so many answers and I was on holiday for 10 days with no way to test your code. First of all

Re: [GRASS-user] dbase driver in grass7

Hi, 2013/7/4 Hamish hamis...@yahoo.com Levente wrote: I was wondering about re-compiling GRASS7. I don't know if it is possible to compile it with the dbf connection as default. see include/dbmi.h: #define DB_DEFAULT_DRIVER sqlite and include/temporal.h: #define TGISDB_DEFAULT_DRIVER

Re: [GRASS-user] r.neighbors velocity

Hey Folks, many thanks for pointing to the important influence of different compiler and compiler options. But please be aware that my tiny little program is not representative for a neighbor analysis implementation, it was simply a demonstration of 12 billion ops: 1. I use fixed loop sizes, it

Re: [GRASS-user] r.neighbors velocity

Hi, i have implemented a real average neighborhood algorithm that runs in parallel using openmp. The source code and the benchmark shell script is attached. The neighbor program computes the average moving window of arbitrary size. The size of the map rows x cols and the size of the moving window

Re: [GRASS-user] r.neighbors velocity

OMP_NUM_THREADS=4 real 0m8.648s user 0m33.670s sys 0m0.160s Best regards Soeren 2013/6/29 Sören Gebbert soerengebb...@googlemail.com Hi, i have implemented a real average neighborhood algorithm that runs in parallel using openmp. The source code and the benchmark shell script is attached

Re: [GRASS-user] r.neighbors velocity

Hi Ivan, this sounds very interesting. Your map has a size of 4312*5576 pixel? That's about 100MB in case of a type integer or type float map or about 200MB in case of a type double map. You must have a very fast HD or SSD to read and write such a map in under 2/3 seconds? In case your moving

Re: [GRASS-user] GRASS7 temporal GIS database questions

Hi Rainer, 2013/5/22 Rainer M. Krug rai...@krugs.de Hi I am doing spatio-temporal simulations with R and GRASS and IO am thinking about using a temporal GIS database to store the resulting raster layers in. But I have a few questions about the temporal GIS database: 1) If I register a

Re: [GRASS-user] [GRASS-dev] wxGUI toolboxes

Hi, this is really great, many thanks! I am looking forward to add a temporal modules menu layout. Best regards Soeren 2013/4/30 Vaclav Petras wenzesl...@gmail.com Hi all, first version of toolboxes for wxGUI is released (for GRASS GIS 7) and is available in trunk. The main purpose of

Re: [GRASS-user] [GRASS-dev] wxGUI toolboxes

Hi Anna, 2013/5/2 Anna Kratochvílová kratocha...@gmail.com On Thu, May 2, 2013 at 9:52 AM, Sören Gebbert soerengebb...@googlemail.com wrote: Hi, this is really great, many thanks! I am looking forward to add a temporal modules menu layout. I was about to suggest adding temporal

Re: [GRASS-user] Any tutorial(s) on the GRASS' space-time datasets?

Hi, 2013/3/26 Rebecca Bennett rabenn...@ymail.com: Hello Soeren and Grass Users, I am experimenting with some 3D export from GRASS to Paraview but note that the links to tutorials etc at the bottom of this page are broken http://grasswiki.osgeo.org/wiki/GRASS_and_Paraview Thanks for the

Re: [GRASS-user] Any tutorial(s) on the GRASS' space-time datasets?

Hi Nikos, there are presentation and support material available in the attachment section of the lecture description: http://www.geostat-course.org/Topic_Gebbert Best regards Soeren 2013/3/2 Nikos Alexandris n...@nikosalexandris.net: Hi list! Are there any user-tutorial(s) -- intro or

Re: [GRASS-user] [GRASS-dev] how to sample a series at one location?

Hi, Am 22.02.2013 21:44 schrieb Newcomb, Doug doug_newc...@fws.gov: t.create-- t.register-- t.vect.observer.strds in GRASS7 ? Looks really nifty, could be useful with the Landsat Cube data sets http://landsat.usgs.gov/documents/Oct27_29_2009_huang_LST_boston.ppt Yes, thats the idea. I

Re: [GRASS-user] ValueError: too many values to unpack

Hi Manish, This error was solved recently (13.01.2013) [1] . Unfortunately is the current snapshot to old for this changes. Soon a more recent snapshot should be available. Best regards Soeren [1] http://trac.osgeo.org/grass/changeset/54619 Am 18.01.2013 20:42 schrieb Manish Gautam

Re: [GRASS-user] installing Grass 7 on ubuntu 11.04

Hi Manish, please make sure that all requirements for GRASS are fulfilled. Using ./configure --help will show you all switches that can be set. In your particular case is the libtiff-dev package from Ubuntu missing. Use this command: apt-get install libtiff-dev to install the development files

Re: [GRASS-user] new wxGUI Animation Tool in addons

Hi Anna, you have implemented a great tool! I was able to visualize two space time raster datasets with different temporal granularity (mixing year and month) synchronously. :) This is really cool. Having such a great tool raises many wishes that could be implemented in addition. :) Here just a

Re: [GRASS-user] urgently:(((please

Simply specify the location and mapset with absolute path at the command line in text mode: grass70 -text /home/soeren/grassdata/LL/PERMANENT grass70 --help Usage: grass70 [-h | -help | --help] [-v | --version] [-c | -c geofile | -c EPSG:code] [-text | -gui] [--config param]

Re: [GRASS-user] help with r.gwflow

. Best regards Soeren [1] http://www.hydrogeologie.tu-berlin.de/fileadmin/fg66/_hydro/Diplomarbeiten/2007_Diplomarbeit_Soeren_Gebbert.pdf thanks again, Vishal On Wed, Jul 18, 2012 at 2:47 PM, Sören Gebbert soerengebb...@googlemail.com wrote: Hi Vishal, 2012/7/18 Vishal Mehta vishalm1

Re: [GRASS-user] help with r.gwflow

the budget raster maps you mention? thanks again, Vishal On Sat, Jul 14, 2012 at 12:05 PM, Sören Gebbert soerengebb...@googlemail.com wrote: Hi, sorry for the delay. 2012/7/11 Vishal Mehta vishalm1...@gmail.com: Thanks Soren, That explains some of the results i'm getting, with water

Re: [GRASS-user] help with r.gwflow

Hi, as default the boundaries are no flow boundary conditions called homogeneous Neumann. Hence the default flux is 0. Best regards Soeren 2012/7/11 Vishal Mehta vishalm1...@gmail.com: Hi all, I've been trying to use r.gwflow recently, for groundwater modeling in urban environments. The

Re: [GRASS-user] Grass 7 compile errors

Hi Daniel, i faced the same problem. OGR_L_GetGeomType was introduced in r51126 [1]. I solved this by removing the default Ubuntu gdal package and compiling+installing the gdal version 1.9.0 from sources. I would have expected an announcement about this changes, since OGR_L_GetGeomType was

Re: [GRASS-user] GRASS 7 Bottleneck

Hi Seth, more inline: 2012/2/28 Seth Price s...@pricepages.org: I'm running a few instances of GRASS, and I've hit an extreme bottleneck. The problem is that I can't figure out what it is. I have a module that I wrote in the GRASS 7.0 environment that should be I/O bound. It normally takes

Re: [GRASS-user] Python programming manual is down?

Many thanks Markus. Cheers Soeren 2012/2/14 Markus Neteler nete...@osgeo.org: On Tue, Feb 14, 2012 at 3:58 PM, Markus Neteler nete...@osgeo.org wrote: On Tue, Feb 14, 2012 at 3:11 PM, Jeff Heard jefferson.r.he...@gmail.com wrote: I'm getting 404s for both 

Re: [GRASS-user] Draping of Raster images

Hi Anna, what you are looking for is a visualization task - putting a texture on a 2.5D surface. Luckily this can be done using the combination of GRASS and VTK/Paraview[1]. Use r.out.vtk to export your elevation and satellite image as a single VTK file. Then visualize this file with Paraview:

Re: [GRASS-user] create a new vector map and add attributes

http://trac.osgeo.org/grass/browser/grass/trunk/vector/v.random/main.c 2011/10/27 Mohammed Rashad mohammedrasha...@gmail.com: How to create a new vector map by code and define its attribute table? ___ grass-user mailing list

Re: [GRASS-user] cloud removal

http://grass.osgeo.org/wiki/GRASS_AddOns#i.landsat.acca 2011/10/14 Mohammed Rashad mohammedrasha...@gmail.com: How to remove cloud from a satellite imagery maybe landsat using GRASS GIS -- Regards,    Mohammed Rashad K M    M.S. (By Research) student    Lab for Spatial Informatics    

Re: [GRASS-user] cloud removal

http://glovis.usgs.gov/ 2011/10/14 Mohammed Rashad mohammedrasha...@gmail.com: thanks can you provide some sample data 2011/10/14 Sören Gebbert soerengebb...@googlemail.com http://grass.osgeo.org/wiki/GRASS_AddOns#i.landsat.acca 2011/10/14 Mohammed Rashad mohammedrasha...@gmail.com

[GRASS-user] Re: [GRASS-dev] Re: wiki down

Many thanks Martin. Sören Am 22.09.2011 21:00 schrieb Martin Landa landa.mar...@gmail.com: Hi, 2011/9/22 Martin Landa landa.mar...@gmail.com: user-wiki is down due to maintenance for some time (hours). Please use read-only mirror instead wiki is available again and updated to 1.17

Re: [GRASS-user] problems with r.to.rast3elev

/usr/local/grass-7.0.svn/lib/libgrass_g3d.7.0.svn.so (gdb) l No symbol table is loaded.  Use the file command. (gdb) best, Carlos 2011/9/21 Sören Gebbert soerengebb...@googlemail.com Hi Carlos, can you please provide more information about the grass7 segfault? Can you please print

Re: [GRASS-user] export of a GRASS voxel to .VTK induces deformation

Hello, Am Sunday 07 February 2010 12:53:23 schrieb yepri: Here are the commands I used in GRASS 6.4 RC5 (under OSX Leopard) : # computation of a 3d raster with z values from z() function r3.mapcalc Z='z()' # export to VTK format with top (the srtm DEM) and bottom (a flat surface)

Re: [GRASS-user] Import a vtk file

Hello, Am Friday 23 October 2009 00:45:02 schrieb Casey Vandenberg: I was wondering if anybody knows of a way to import a .vtk file into grass. For example, let's say I have a .vtk file that shows the trace of a drillhole. This trace is a 3D line extending some distance beneath the surface of

Re: [GRASS-user] stable java library for grass

Hello, i am not sure, but maybe this will help you a bit? There is the vtkGRASSBrige: http://code.google.com/p/vtk-grass-bridge/ vtkGRASSBridge provides a VTK/C++ interface to most of the grass gis raster and vector C library functions. Its using an intuitive class structure to hide the

Re: [GRASS-user] The tomcat shut down when encounter some error grass commond

Hello maven, i guess the problem is located in your GrassMain.java line 200: if (ps.exitValue() != 0) { System.exit(ps.exitValue()); } AFAIK, the tomcat server uses a container to run the

Re: [GRASS-user] The tomcat shut down when encounter some error grass commond

Hi, Am Sunday 20 September 2009 14:18:58 schrieb Glynn Clements: maven apache wrote: In my application ,I provide a interface which can called by users to execute some geo process through the web,for example,user send a map,and a width to the server ,then the server can do a buffer

Re: [GRASS-user] r.out.vtk RGB / input issue

Hi, i will have a look on it. In case this is a bug, i will fix it and provide a patch. Best regards Soeren Original-Nachricht Datum: Wed, 17 Jun 2009 15:18:23 +0200 Von: peter.lo...@gmx.de An: grass-user@lists.osgeo.org Betreff: [GRASS-user] r.out.vtk RGB / input issue

Re: [GRASS-user] r.out.vtk RGB / input issue

Hello Peter, i have checked this issue. The behavior of r.out.vtk is correct. An input must be provided, this is not optional. To change this, you have to apply this little patch: === --- parameters.c(Revision 37861) +++

Re: [GRASS-user] r.out.vtk RGB / input issue

Hi Peter, you have to disable the Map Scalars check button in the display tab to avoid the use of a lookup table. Best regards Soeren Original-Nachricht Datum: Thu, 18 Jun 2009 16:16:08 +0200 Von: Peter Löwe peter.lo...@gmx.de An: Sören Gebbert soerengebb...@gmx.de, grass

[GRASS-user] Re: How to work with the NASA Blue Marble dataset

A short description can be found here: http://en.wikipedia.org/wiki/The_Blue_Marble Soeren Original-Nachricht Datum: Mon, 29 Sep 2008 22:00:44 +0400 Von: Elvis Dowson [EMAIL PROTECTED] An: GRASS User grass-user@lists.osgeo.org CC: Sören Gebbert [EMAIL PROTECTED] Betreff

[GRASS-user] Re: How to work with the NASA Blue Marble dataset

Hi Elvis, Original-Nachricht Datum: Mon, 29 Sep 2008 21:40:14 +0400 Von: Elvis Dowson [EMAIL PROTECTED] An: GRASS User grass-user@lists.osgeo.org CC: Sören Gebbert [EMAIL PROTECTED] Betreff: How to work with the NASA Blue Marble dataset Hi, I'm new to GRASS

[GRASS-user] Re: How to work with the NASA Blue Marble dataset

PROTECTED] An: Sören Gebbert [EMAIL PROTECTED] CC: grass-user@lists.osgeo.org Betreff: Re: How to work with the NASA Blue Marble dataset Hi Soren, I just downloaded a file called world.topo.bathy. 200412.3x5400x2700.jpg It's a small one. What should I do next

Re: [GRASS-user] create 3d plane from vector lines

Hi Carlos, how about using v.delaunay? If you have two lines for each fault, you can triangulate the space in between. But im not sure if this works with vertical lines. If you export those lines to VTK, you can triangulate vertical planes with the VTK delaunay triangulator in ParaView. Soeren