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TREC
2004
13 years 9 months ago
Overview of the TREC 2004 Terabyte Track
The Terabyte Track explores how adhoc retrieval and evaluation techniques can scale to terabyte-sized collections. For TREC 2004, our first year, 50 new adhoc topics were created ...
Charles L. A. Clarke, Nick Craswell, Ian Soboroff
CLEF
2004
Springer
14 years 1 months ago
Dublin City University at CLEF 2004: Experiments with the ImageCLEF St. Andrew's Collection
For the CLEF 2004 ImageCLEF St Andrew’s Collection task the Dublin City University group carried out three sets of experiments. We carried out standard cross-language informatio...
Gareth J. F. Jones, Declan Groves, Anna Khasin, Ad...
CIKM
2007
Springer
14 years 13 days ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
ICTAI
2006
IEEE
14 years 2 months ago
Hierarchical Language Models for Expert Finding in Enterprise Corpora
Enterprise corpora contain evidence of what employees work on and therefore can be used to automatically find experts on a given topic. We present a general approach for represen...
Desislava Petkova, W. Bruce Croft
CIKM
2007
Springer
14 years 2 months ago
A knowledge-based search engine powered by wikipedia
This paper describes Koru, a new search interface that offers effective domain-independent knowledge-based information retrieval. Koru exhibits an understanding of the topics of b...
David N. Milne, Ian H. Witten, David M. Nichols