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» The Effectiveness of Query Expansion for Distributed Informa...
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SIGIR
2004
ACM
14 years 1 months ago
Learning effective ranking functions for newsgroup search
Web communities are web virtual broadcasting spaces where people can freely discuss anything. While such communities function as discussion boards, they have even greater value as...
Wensi Xi, Jesper Lind, Eric Brill
SIGIR
2003
ACM
14 years 1 months ago
Query length in interactive information retrieval
Query length in best-match information retrieval (IR) systems is well known to be positively related to effectiveness in the IR task, when measured in experimental, non-interactiv...
Nicholas J. Belkin, Diane Kelly, G. Kim, Ja-Young ...
CIKM
2007
Springer
14 years 1 months ago
Recognition and classification of noun phrases in queries for effective retrieval
It has been shown that using phrases properly in the document retrieval leads to higher retrieval effectiveness. In this paper, we define four types of noun phrases and present an...
Wei Zhang, Shuang Liu, Clement T. Yu, Chaojing Sun...
SIGIR
2008
ACM
13 years 7 months ago
A study of query length
We analyse query length, and fit power-law and Poisson distributions to four different query sets. We provide a practical model for query length, based on the truncation of a Pois...
Avi Arampatzis, Jaap Kamps
SIGIR
2003
ACM
14 years 1 months ago
Assessing the effectiveness of pen-based input queries
In this poster, we describe an experiment exploring the effectiveness of a pen based text input device for use in query construction. Standard TREC queries were written, recognise...
Stephen Levin, Paul Clough, Mark Sanderson