25 search results - page 2 / 5 » LDA-based document models for ad-hoc retrieval |
SIGIR
2004
ACM
15 years 2 months ago
2004
ACM
Most previous work on the recently developed languagemodeling approach to information retrieval focuses on document-specific characteristics, and therefore does not take into acc...
SIGIR
2004
ACM
15 years 2 months ago
2004
ACM
Capitalizing on the intuitive underlying assumptions of Language Modelling for Ad-Hoc Retrieval we present a novel approach that is capable of injecting the user’s context of th...
105
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SIGIR
2002
ACM
14 years 9 months ago
2002
ACM
tion Abstract ChengXiang Zhai (Advisor: John Lafferty) Language Technologies Institute School of Computer Science Carnegie Mellon University With the dramatic increase in online in...
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
We investigates language models for informational and navigational web search. Retrieval on the web is a task that differs substantially from ordinary ad hoc retrieval. We perfor...
102
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TREC
2001
14 years 11 months ago
2001
For this year's web track, we concentrated on the entry page finding task. For the content-only runs, in both the ad-hoc task and the entry page finding task, we used an infor...