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

Sitansu Pattnaik sitansu at gmail.com
Wed Apr 5 23:19:18 PDT 2017

r.series for the computation and g.mlist for selecting the rasters is how I
have used in the past.

On Thu, Apr 6, 2017 at 10:01 AM, RichardCooper <richtcooper at hotmail.com>

> Hi,
> I have a data set containing multiple years of daily raster layers and
> would
> like to aggregate and output annual raster layers of 5-day extremes
> (maxima).
> Essentially, for each grid cell, I need to calculate rolling 5-day sums of
> each year and then find the annual max of the latter sums, and output as a
> series of raster layers of annual 5-day extremes.
> However, I'm trying to work out the best way in GRASS of doing this.
> Overall
> t.rast.aggregate comes closest to the type of functionality needed. I've
> also looked at t.rast3d.mapcalc, but unsure if calculating a rolling sum is
> possible.
> I'd be grateful for any suggestions on how I might approach this.
> Thanks,
> Richard
> --
> View this message in context: http://osgeo-org.1560.x6.
> nabble.com/Temporal-framework-calculating-annual-5-day-
> extremes-tp5316014.html
> Sent from the Grass - Users mailing list archive at Nabble.com.
> _______________________________________________
> grass-user mailing list
> grass-user at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/grass-user
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/grass-user/attachments/20170406/a07f8439/attachment.html>

More information about the grass-user mailing list