Re: [GRASS-user] temporal raster accumulation

2022-08-09 Thread Ivan Marchesini
Thank you Stefan and Markus I'll check out which one of the different solutions works better for me thank you again!!! On 09/08/22 13:43, Markus Neteler wrote: Hi Ivan, In addition, see also

Re: [GRASS-user] temporal raster accumulation

2022-08-09 Thread Markus Neteler
Hi Ivan, In addition, see also https://grasswiki.osgeo.org/wiki/Temporal_data_processing#Aggregation_of_seasonal_data_using_time_ranges best, Markus On Tue, Aug 9, 2022 at 11:40 AM Stefan Blumentrath wrote: > > Hi Ivan, > > A simple, quick-and-dirty approach could be: > t.rast.algebra

Re: [GRASS-user] temporal raster accumulation

2022-08-09 Thread Stefan Blumentrath
Hi Ivan, A simple, quick-and-dirty approach could be: t.rast.algebra basename=rain5 expression="rain5=rain + rain[-1] + rain[-2] + rain[-3] + rain[-4] + rain[-5]" Temporal selection (start_date(rain)...) is probably more elegant... See:

[GRASS-user] temporal raster accumulation

2022-08-09 Thread Ivan Marchesini
Dear GRASS users I'm a little bit confused about which can be the best module/tool to perform the following task I have a strd having a daily granularity. It contains total daily cumulated rainfall. I would like to create a new strd where, for each day, I have the cumulated rainfall in the

[GRASS-user] Creating a new vector map with pygrass

2022-08-09 Thread Asim via grass-user
Hello! Here is yet another request for hand-holding with GRASS GIS.  This time it's aquestion on pygrass API, version 7.8.5.  I want to create a new vector map from a Python script.  The steps I'm following are: 1. Create a VectorTopo object with. 2. Define attribute columns: cols =