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» Approaches to Robust and Web Retrieval
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SIGIR
2006
ACM
14 years 1 months ago
Regularized estimation of mixture models for robust pseudo-relevance feedback
Pseudo-relevance feedback has proven to be an effective strategy for improving retrieval accuracy in all retrieval models. However the performance of existing pseudo feedback meth...
Tao Tao, ChengXiang Zhai
DSN
2007
IEEE
14 years 1 months ago
Assessing Robustness of Web-Services Infrastructures
Web-services are supported by a complex software infrastructure that must provide a robust service to the client applications. This practical experience report presents a practica...
Marco Vieira, Nuno Laranjeiro, Henrique Madeira
CIKM
2009
Springer
14 years 2 months ago
A machine learning approach for improved BM25 retrieval
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
Krysta Marie Svore, Christopher J. C. Burges
CORR
2010
Springer
141views Education» more  CORR 2010»
13 years 7 months ago
A database approach to information retrieval: The remarkable relationship between language models and region models
In this report, we unify two quite distinct approaches to information retrieval: region models and language models. Region models were developed for structured document retrieval....
Djoerd Hiemstra, Vojkan Mihajlovic
JUCS
2007
106views more  JUCS 2007»
13 years 7 months ago
An Ontology-based Approach to Support Text Mining and Information Retrieval in the Biological Domain
: This paper describes an ontology-based approach aiming at helping biologists to annotate their documents and at facilitating their information retrieval task. Our approach, based...
Khaled Khelif, Rose Dieng-Kuntz, Pascal Barbry