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CLEF
2008
Springer
13 years 11 months ago
2008
Springer
Abstract. We present a method that uses GeoWordNet for Geographical Information Retrieval. During the indexing phase, all places are disambiguated and assigned their coordinates on...
TREC
2008
13 years 11 months ago
2008
The University College London Information Retrieval Group participated in both the Expert Search and Document Search tasks in the TREC2008 Enterprise Track. We used a generic two-...
SIGIR
2005
ACM
14 years 3 months ago
2005
ACM
Context influences the search process, but to date research has not definitively identified which aspects of context are the most influential for information retrieval, and thus a...
SIGIR
2005
ACM
14 years 3 months ago
2005
ACM
This paper develops a general, formal framework for modeling term dependencies via Markov random fields. The model allows for arbitrary text features to be incorporated as eviden...
CIKM
2010
Springer
13 years 8 months ago
2010
Springer
We consider the problem of learning to rank relevant and novel documents so as to directly maximize a performance metric called Expected Global Utility (EGU), which has several de...