[R-sig-Geo] Raster Data Management Advice

Edzer Pebesma edzer@pebe@m@ @end|ng |rom un|-muen@ter@de
Fri Oct 7 21:13:31 CEST 2022


STAC is clearly the future of catalogues for spatial data, but not 
everyone has gotten there yet. Searching or browsing available STACs is 
helped by stac index, https://stacindex.org/

On 07/10/2022 18:43, Zivan Karaman wrote:
> Hi,
> Perhaps STAC <https://stacspec.org/en/> could help you?
> Best,
> Zivan
> 
> 
> On Fri, Oct 7, 2022 at 6:35 PM Alexander Ilich <ailich using mail.usf.edu> wrote:
>>
>> Hi, I was wondering if anyone has some advice on how to organize raster
>> data so that it is easily queryable by various attributes (e.g. find me all
>> the rasters of data type bathymetry, collected by this organization with
>> 10m resolution or finer ). Currently we have data on a server organized
>> often by when/where it was collected but that can make it difficult to find
>> specific rasters that meet a certain criteria. I've created a table as a
>> csv file on github <https://github.com/ailich/WFS_Multibeam_Metadata> where
>> each row is a raster and it has various column attributes describing it
>> (e.g. who collected it, what sonar was used, resolution, coordinate system,
>> etc) and a path to the filename as a temporary solution, but I think some
>> type of spatial database that would allow for querying and then reading
>> into R as terra objects, as well as into QGIS and ArcGIS as layers for
>> visualization would be optimal as multiple project members use these data.
>> Tools I've come across that seem potentially useful include PostGIS and
>> Geopackage, but I'm not entirely sure how to properly set them up or if
>> they'd suit my needs. Any advice would be greatly appreciated.
>>
>> Thanks,
>> Alex
>>
>>          [[alternative HTML version deleted]]
>>
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-- 
Edzer Pebesma
Institute for Geoinformatics
Heisenbergstrasse 2, 48151 Muenster, Germany
Phone: +49 251 8333081



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