Semantic Grounding of Tag Relatedness in Social Bookmarking Systems. In Amit P. Sheth, Steffen Staab, Mike Dean, Massimo Paolucci, Diana Maynard, Timothy W. Finin, und Krishnaprasad Thirunarayan (Hrsg.), The Semantic Web -- ISWC 2008, Proc.Intl. Semantic Web Conference 2008, (5318):615--631, Springer, Heidelberg, 2008. [PUMA: 2008 grounding iswc2008 itegpub myown relatedness semantic similarity sw tag tagging tagorapub ol_web2.0 methods_concepts methods_concepthierarchy semantic_relatedness] URL