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SIGIR
2009
ACM
14 years 3 months ago
Positional language models for information retrieval
Although many variants of language models have been proposed for information retrieval, there are two related retrieval heuristics remaining “external” to the language modelin...
Yuanhua Lv, ChengXiang Zhai
CIKM
2003
Springer
14 years 2 months ago
Misuse detection for information retrieval systems
We present a novel approach to detect misuse within an information retrieval system by gathering and maintaining knowledge of the behavior of the user rather than anticipating att...
Rebecca Cathey, Ling Ma, Nazli Goharian, David A. ...
CIKM
2001
Springer
14 years 1 months ago
The Effectiveness of Query Expansion for Distributed Information Retrieval
Query expansion has been shown effective for both single database retrieval and for distributed information retrieval where complete collection information is available. One might...
Paul Ogilvie, James P. Callan
ATAL
2006
Springer
14 years 1 months ago
Agent-community based peer-to-peer information retrieval: an evaluation
The Agent-Community-based Peer-to-Peer Information Retrieval (ACP2P) method uses agent communities to manage and look up information of interest to users. An agent works as a dele...
Tsunenori Mine, Akihiro Kogo, Makoto Amamiya
CIKM
2001
Springer
14 years 1 months ago
Approaches to Collection Selection and Results Merging for Distributed Information Retrieval
We have investigated two major issues in Distributed Information Retrieval (DIR), namely: collection selection and search results merging. While most published works on these two ...
Yves Rasolofo, Faiza Abbaci, Jacques Savoy