Hello Markus, to take a Wikipedia-annotated corpus and replace the the Wikipedia-URIs by the respective Wikidata-URIs is a great idea, I think I'll try that out.
Thank you! Samuel Am 05.02.2017 um 21:40 schrieb Markus Kroetzsch: > On 05.02.2017 15:47, Samuel Printz wrote: >> Hello everyone, >> >> I am looking for a text corpus that is annotated with Wikidata entites. >> I need this for the evaluation of an entity linking tool based on >> Wikidata, which is part of my bachelor thesis. >> >> Does such a corpus exist? >> >> Ideal would be a corpus annotated in the NIF format [1], as I want to >> use GERBIL [2] for the evaluation. But it is not necessary. > > I don't know of any such corpus, but Wikidata is linked with Wikipedia > in all languages. You can therefore take any Wikipedia article and > find, with very little effort, the Wikidata entity for each link in > the text. > > The downside of this is that Wikipedia pages do not link all > occurrences of all linkable entities. You can get a higher coverage > when taking only the first paragraph of each page, but many things > will still not be linked. > > However, you could also take any existing Wikipedia-page annotated > corpus and translate the links to Wikidata in the same way. > > Finally, DBpedia also is linked to Wikipedia (in fact, the local names > of entities are Wikipedia article names). So if you find any > DBpedia-annotated corpus, you can also translate it to Wikidata easily. > > Good luck, > > Markus > > P.S. If you build such a corpus from another resource, it would be > nice if you could publish it for others to save some effort :-) > >> >> Thanks for hints! >> Samuel >> >> [1] https://site.nlp2rdf.org/ >> [2] http://aksw.org/Projects/GERBIL.html >> >> >> _______________________________________________ >> Wikidata mailing list >> [email protected] >> https://lists.wikimedia.org/mailman/listinfo/wikidata >> > > _______________________________________________ > Wikidata mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikidata _______________________________________________ Wikidata mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/wikidata
