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CSL
2004
Springer
13 years 7 months ago
HyperLex: lexical cartography for information retrieval
This article describes an algorithm called HyperLex that is capable of automatically determining word uses in a textbase without recourse to a dictionary. The algorithm makes use ...
Jean Véronis
AAAI
2012
11 years 10 months ago
Improving Twitter Retrieval by Exploiting Structural Information
Most Twitter search systems generally treat a tweet as a plain text when modeling relevance. However, a series of conventions allows users to tweet in structural ways using combin...
Zhunchen Luo, Miles Osborne, Sasa Petrovic, Ting W...
CLEF
2010
Springer
13 years 8 months ago
A Question Answering System based on Information Retrieval and Validation
Abstract. Our participation at ResPubliQA 2010 was based on applying an Information Retrieval (IR) engine of high performance and a validation step for removing incorrect answers. ...
Álvaro Rodrigo, Joaquín Pérez...
DATESO
2004
84views Database» more  DATESO 2004»
13 years 9 months ago
Query Expansion and Evolution of Topic in Information Retrieval Systems
Approach based on clustering will be described in our paper. Basic version of our system was given in [5] allows us to expand query through special index. Hierarchical agglomerativ...
Jiri Dvorský, Jan Martinovic, Václav...
TREC
2004
13 years 9 months ago
Novel Approaches in Text Information Retrieval - Experiments in the Web Track of TREC 2004
: In this paper, we report our experiments in the mixed query task of the Web track for TREC 2004. We deal with the problem of ranking Web documents within a multicriteria framewor...
Mohamed Farah, Daniel Vanderpooten