Université de Fribourg

Non-parametric class completeness estimators for collaborative knowledge graphs — the case of wikidata

Luggen, Michael ; Difallah, Djellel ; Sarasua, Cristina ; Demartini, Gianluca ; Cudré-Mauroux, Philippe

In: The Semantic Web – ISWC 2019, 2019, p. 453-469

Collaborative Knowledge Graph platforms allow humans and automated scripts to collaborate in creating, updating and interlinking entities and facts. To ensure both the completeness of the data as well as a uniform coverage of the different topics, it is crucial to identify underrepresented classes in the Knowledge Graph. In this paper, we tackle this problem by developing statistical techniques...