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» Statistical Language Models for Information Retrieval
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209
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SIGMOD
2009
ACM
111views Database» more  SIGMOD 2009»
16 years 3 months ago
Language-model-based ranking in entity-relation graphs
We propose a language-model-based ranking approach for SPARQLlike queries on entity-relationship graphs. Our ranking model supports exact matching, approximate structure matching,...
Shady Elbassuoni, Maya Ramanath, Gerhard Weikum
SIGIR
2006
ACM
15 years 9 months ago
The role of knowledge in conceptual retrieval: a study in the domain of clinical medicine
Despite its intuitive appeal, the hypothesis that retrieval at the level of “concepts” should outperform purely term-based approaches remains unverified empirically. In addit...
Jimmy J. Lin, Dina Demner-Fushman
159
Voted
SIGIR
2008
ACM
15 years 3 months ago
A new probabilistic retrieval model based on the dirichlet compound multinomial distribution
The classical probabilistic models attempt to capture the Ad hoc information retrieval problem within a rigorous probabilistic framework. It has long been recognized that the prim...
Zuobing Xu, Ram Akella
CLEF
2010
Springer
15 years 4 months ago
Multilingual Expert Search using Linked Open Data as Interlingual Representation
Abstract. Most Information Retrieval models take documents as Bagof-Words and are thereby bound to the language of the documents. In this paper, we present an approach using Linked...
Daniel Herzig, Hristina Taneva
EKAW
2004
Springer
15 years 8 months ago
On the Foundations of UML as an Ontology Representation Language
There is a growing interest in the use of UML class diagrams as a modeling language to represent domain ontologies. In a series of papers (e.g., [1,2]) we have been using the Gener...
Giancarlo Guizzardi, Gerd Wagner, Heinrich Herre