If you are using the same identifiers in each source, then when you merge them the common identifiers will immediately form links.
ajs6f > On Feb 18, 2019, at 7:24 AM, elio hbeich <[email protected]> wrote: > > Can you explain more this part: > '' If you want to link the two, simply add both to a model or tdb database. > It > will auto link.'' > > On Mon, Feb 18, 2019 at 12:49 PM Siddhesh Rane <[email protected]> wrote: > >> The question is a little ambiguous but what I understand is >> - you have a citygml file containing an example city that you have exported >> to rdf. >> - an ontology (say owl format) for CityGML standard. >> >> If you want to link the two, simply add both to a model or tdb database. It >> will auto link. >> >> If however you want to create an ontology, then possibly look at >> http://cui.unige.ch/isi/onto//citygml2.0.owl which is one example I found >> from Google. >> >> Regards, >> Siddhesh >> >> On Mon, 18 Feb 2019, 4:01 pm elio hbeich <[email protected] wrote: >> >>> Dear All, >>> >>> I am trying to convert a gml file (building, bridge, etc.) from CityGML >> to >>> rdf. >>> So first i have convert it to CSV bu using geoconverter. >>> Than i transform the generated file to RDF by using OpenRefine. >>> >>> I already have the ontology (building for example) i need to tranport the >>> information from the rdf file to the ontology (how?) >>> >>> Do u have any idea or suggestion on how to improve my approach >>> >>> Best Regards, >>> >>> Elio HBEICh >>> >>
