Note that the "Links to YAGO" dataset is offered on the DBpedia download page only for convenience. The data was extracted by the people at MPI. Therefore, forwarding to first author of their paper and the YAGO2 mailing list. Maybe they can answer your questions.
Cheers, Max 2011/7/29 吕强 <[email protected]>: > Hi all, > Currently we are developping an application based on DBPedia entities and > YAGO classes. > The main source dataset is "Links to YAGO" on page > “http://wiki.dbpedia.org/Downloads36” > from DBpedia3.6. > According to YAGO:"Conceptually, the hypernymy relation in WordNet spans > a directed acyclic graph (DAG) with a single root node called entity" > @NameOfTheOntology, > Now considering the YAGO2 dataset for class hierarchy, is it a reduced > set(without dubpicated items:the third line) like the following case? > class1 subclass class3 > class2 subclass class3 > class1 subcalss class3 (can be deduced from the first 2 triples ) > @dbpedia-dicussion, > Regarding the two hypothesis(1.YAGO2 did provid reduced dataset, 2.YAGO2 > didn't ), > would your extraction algorithm lead to the following items in "Links to > YAGO" dataset? > entity1 type leafClass1 > leafClass1 subclass upperClass1 > entity1 type upperClass1 (can be deduced from the first 2 triples) > PS: In fact, according to our statistics extracted from "Links to YAGO", > there are 1042 classes both considered as leafClass and upperClass. > That's why we doubt there may be duplicated items in this dataset. > Your help would be great appreciated! > Thanks in advance. > BR > Ivan Lv > from China > ------------------------------------------------------------------------------ > Got Input? Slashdot Needs You. > Take our quick survey online. Come on, we don't ask for help often. > Plus, you'll get a chance to win $100 to spend on ThinkGeek. > http://p.sf.net/sfu/slashdot-survey > _______________________________________________ > Dbpedia-discussion mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/dbpedia-discussion > > ------------------------------------------------------------------------------ Got Input? Slashdot Needs You. Take our quick survey online. Come on, we don't ask for help often. Plus, you'll get a chance to win $100 to spend on ThinkGeek. http://p.sf.net/sfu/slashdot-survey _______________________________________________ Dbpedia-discussion mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/dbpedia-discussion
