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ECIR
2007
Springer
14 years 11 months ago
2007
Springer
Information retrieval systems (IRSs) usually suffer from a low ability to recognize a same idea that is expressed in different forms. A way of improving these systems is to take ...
DAM
2008
14 years 9 months ago
2008
This paper presents an algebraic formalism for reasoning on finite increasing sequences over Boolean algebras in general and on generalizations of Rough Set concepts in particular...
CLEF
2008
Springer
14 years 11 months ago
2008
Springer
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
SAC
2009
ACM
15 years 4 months ago
2009
ACM
Today user-centered information acquisition over collections of complex XML documents is increasingly in demand. To this end, preferences have become an important paradigm enablin...
SIGIR
2008
ACM
14 years 9 months ago
2008
ACM
We address a specific enterprise document search scenario, where the information need is expressed in an elaborate manner. In our scenario, information needs are expressed using a...