Query Evaluation with Asymmetric Web Services
Preda, N., Fabian M. Suchanek, Wenjun Yuan, Gerhard Weikum · 2010
Motivation. Recent projects such as DBpedia [3], YAGO [28, 18], free-base.com, wolframalpha.com, trueknowledge.com, KnowItAll [4], and others have successfully constructed semantic knowledge bases of large scale. Factual knowledge is typically represented in RDF, the W3C standard for Semantic-