[GRASS-user] Rainfall interpolation for a time series

2011-08-15 Thread Hanlie Pretorius
Hi, I have rainfall measurements from 6 gauges that I want to interpolate to an areal value (a 'surface'), so that I can compare the the interpolated gauge values to a satellite rainfall estimate that covers a grid cell of 28kmx28km. Two of the gauges are outside, but close to the border of the

Re: [GRASS-user] Rainfall interpolation for a time series

2011-08-15 Thread Nick Jachowski
Hi Hanlie, I've this before with 11 gauge stations, also using TRMM data. You'll probably want to write a script and use r.mask to mask the interpolation map to your grid cell, then do r.sum on your masked area. After that just divide by the area to get the average rainfall. Given the small area

Re: [GRASS-user] Rainfall interpolation for a time series

2011-08-15 Thread Hanlie Pretorius
Hi Nick, Thanks for the reply. Did you do your comparison with a time series as well? If so, do you perhaps have the start of a script that you would be willing to share? Thanks Hanlie 2011/8/15, Nick Jachowski njachow...@gmail.com: Hi Hanlie, I've this before with 11 gauge stations, also

[GRASS-user] Re: Import global maps (Ascii, png or KLM) from riverthreat.net

2011-08-15 Thread Johannes Radinger
Hello again! Just to follow up my last weeks question: Is there anyone who can help me how to import a map from riverthreat.net? What are the appropriate settings of the coordinate system? and how do I have to import the raster maps? For more info just see email below. thank you very much

Re: [GRASS-user] Re: Import global maps (Ascii, png or KLM) from riverthreat.net

2011-08-15 Thread Micha Silver
On Mon, 2011-08-15 at 10:24 +0200, Johannes Radinger wrote: Hello again! Just to follow up my last weeks question: Is there anyone who can help me how to import a map from riverthreat.net? What are the appropriate settings of the coordinate system? and how do I have to import the raster

Re: [GRASS-user] Re: Import global maps (Ascii, png or KLM) from riverthreat.net

2011-08-15 Thread Johannes Radinger
Hello Micha, Thank you very much for your help. The EPSG:4326 coordinate system was the thing I was looking for! /johannes Original-Nachricht Datum: Mon, 15 Aug 2011 12:30:28 +0300 Von: Micha Silver mi...@arava.co.il An: Johannes Radinger jradin...@gmx.at CC:

[GRASS-user] PyWPS and GRASS - Example?

2011-08-15 Thread Georg Kaspar
Hi everyone, i'm looking for an examplary PyWPS process that makes use of GRASS GIS. So far I found a lot of tutorials concerning the setup of PyWPS but what I need is a working process - if possible with a fitting OpenLayers (or similar) frontend. Can anybody help me out? Thanks in advance,

Re: [GRASS-user] PyWPS and GRASS - Example?

2011-08-15 Thread Saber Razmjooei
http://pywps.wald.intevation.org/documentation/process.html We are working on some demos. Should be up and running soon(ish). Cheers Saber Hi everyone, i'm looking for an examplary PyWPS process that makes use of GRASS GIS. So far I found a lot of tutorials concerning the setup of PyWPS but

[GRASS-user] Re: Import global maps (Ascii, png or KLM) from riverthreat.net

2011-08-15 Thread Joshua Arnott
On 16/08/2011 5:00 pm, grass-user-requ...@lists.osgeo.org wrote: Message: 5 Date: Mon, 15 Aug 2011 12:30:28 +0300 From: Micha Silver mi...@arava.co.il Subject: Re: [GRASS-user] Re: Import global maps (Ascii, png or KLM) from riverthreat.net To: Johannes Radinger jradin...@gmx.at Cc: