43 citations · 89 across the 4 of their papers we have counts for
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cs.IR2018★ 18 cited
Weakly-supervised Contextualization of Knowledge Graph Facts
Nikos Voskarides, Edgar Meij, Ridho Reinanda +5
Knowledge graphs (KGs) model facts about the world, they consist of nodes (entities such as companies and people) that are connected by edges (relations such as founderOf). Facts e…
cs.DB2018★ 43 cited
Estimating the Cardinality of Conjunctive Queries over RDF Data Using Graph Summarisation
Giorgio Stefanoni, Boris Motik, Egor V. Kostylev
Estimating the cardinality (i.e., the number of answers) of conjunctive queries is particularly difficult in RDF systems: queries over RDF data are navigational and thus tend to in…