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CLEF
2008
Springer
13 years 9 months ago
2008
Springer
This paper describes the participation of the Technical University of Catalonia in the CLEF 2008 Question Answering on Speech Transcripts track. We have participated in the Englis...
NLDB
2007
Springer
14 years 1 months ago
2007
Springer
Most of Information Retrieval (IR) systems are still based on bag of word paradigm. This is a strong limitation if one needs high precision answers. For example, in restricted doma...
ICTIR
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. It is well known that pseudo-relevance feedback (PRF) improves the retrieval performance of Information Retrieval (IR) systems in general. However, a recent study by Cao ...
KDD
2005
ACM
14 years 8 months ago
2005
ACM
Integrating information in multiple natural languages is a challenging task that often requires manually created linguistic resources such as a bilingual dictionary or examples of...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
The selection of indexing terms for representing documents is a key decision that limits how effective subsequent retrieval can be. Often stemming algorithms are used to normaliz...