135 search results - page 7 / 27 » Modeling Term Associations for Ad-Hoc Retrieval Performance ... |
CLEF
2009
Springer
13 years 8 months ago
2009
Springer
This paper presents the participation of the semantic N-levels search engine SENSE at the CLEF 2009 Ad Hoc Robust-WSD Task. During the participation at the same task of CLEF 2008,...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
Recent work on language models for information retrieval has shown that smoothing language models is crucial for achieving good retrieval performance. Many different effective smo...
TVCG
2008
13 years 7 months ago
2008
Information uncertainty is inherent in many problems and is often subtle and complicated to understand. While visualization is a powerful means for exploring and understanding info...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
Dictionary-based approaches to query translation have been widely used in Cross-Language Information Retrieval (CLIR) experiments. Using these approaches, translation has been not...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...