[GRASS-user] Creating STRDS from scratch

[Sören Gebbert]

Hi,

2017-02-21 17:35 GMT+01:00 Rich Shepard <rshepard at appl-ecosys.com>:
>   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 (total and
> hourly rate) over an approximate 40 ha area. A bare earth LiDAR DEM for this
> area exists.
>
>   Do I make copies of the DEM for each day then replace the elevation with
> either the daily total or the hourly rate for each day?
>
>   For the t.create parameters I know type = strds but have no idea what
> temporaltype or semantictype to specify. (N.B. The manual page example has
> no value for semantictype and that's supposed to be required input.)

Temporal type can be absolute or relative. The semantic type is not
used for now.
absolute time -> calendar time with an absolute reference like
2017-01-01 12:00:00
relative time -> a second, three years, two minutes ...

>
>   Where do I find the information I need to create this temporal database?
>
> Rich
>
>
>
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