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» Retrievability: an evaluation measure for higher order infor...
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WWW
2007
ACM
14 years 9 months ago
Improving Ontology Recommendation and Reuse in WebCORE by Collaborative Assessments
In this work, we present an extension of CORE [2], a tool for Collaborative Ontology Reuse and Evaluation. The system receives an informal description of a specific semantic domai...
Iván Cantador, Miriam Fernández, Pab...
IWC
2002
98views more  IWC 2002»
13 years 8 months ago
Living memory: agent-based information management for connected local communities
We investigate the application of multi-agent systems to develop intelligent information interfaces for connected communities, a class of computer applications aimed at enhancing ...
Kostas Stathis, Oscar de Bruijn, Silvio Macedo
CIKM
2007
Springer
14 years 3 months ago
Expertise drift and query expansion in expert search
Pseudo-relevance feedback, or query expansion, has been shown to improve retrieval performance in the adhoc retrieval task. In such a scenario, a few top-ranked documents are assu...
Craig Macdonald, Iadh Ounis
CLEF
2006
Springer
14 years 15 days ago
CLEF 2006: Ad Hoc Track Overview
We describe the objectives and organization of the CLEF 2006 ad hoc track and discuss the main characteristics of the tasks offered to test monolingual, bilingual, and multilingual...
Giorgio Maria Di Nunzio, Nicola Ferro, Thomas Mand...
WWW
2010
ACM
14 years 3 months ago
Generalized distances between rankings
Spearman’s footrule and Kendall’s tau are two well established distances between rankings. They, however, fail to take into account concepts crucial to evaluating a result set...
Ravi Kumar, Sergei Vassilvitskii