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SIGIR
2010
ACM
14 years 20 days ago
2010
ACM
An improved understanding of the relationship between search intent, result quality, and searcher behavior is crucial for improving the effectiveness of web search. While recent p...
SIGIR
2010
ACM
14 years 20 days ago
2010
ACM
Generative models such as statistical language modeling have been widely studied in the task of expert search to model the relationship between experts and their expertise indicat...
CIKM
2006
Springer
14 years 15 days ago
2006
Springer
This work addresses two common problems in search, frequently occurring with underspecified user queries: the top-ranked results for such queries may not contain documents relevan...
CIKM
2006
Springer
14 years 15 days ago
2006
Springer
Optimising the parameters of ranking functions with respect to standard IR rank-dependent cost functions has eluded satisfactory analytical treatment. We build on recent advances ...
CLEF
2006
Springer
14 years 15 days ago
2006
Springer
This paper details the participation of the XLDB group from the University of Lisbon at the GeoCLEF task of CLEF 2006. We tested text mining methods that make use of an ontology t...