Parsimonious Relevance and Concept Models - CLEF 2008 Domain Specific Talk

Parsimonious Relevance and Concept Models - CLEF 2008 Domain Specific Talk - Edgar Meij (Univ. of Amsterdam)

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The University of Amsterdam at the CLEF 2008 Domain Speciﬁc Track Parsimonious Relevance and Concept Models Edgar Meij and Maarten de Rijke ISLA University of Amsterdam CLEF 2008
Introduction Concept Models Experiments Conclusion Outline Introduction Concept Models Experiments Conclusion
Introduction Concept Models Experiments Conclusion Motivation • Documents are annotated using thesaural concepts • How can we leverage such explicit knowledge in an principled, automated fashion? • Does this improve retrieval performance? • How do our models compare to other, state-of-the art method