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IR
2010
13 years 5 months ago
Statistical query expansion for sentence retrieval and its effects on weak and strong queries
The retrieval of sentences that are relevant to a given information need is a challenging passage retrieval task. In this context, the well-known vocabulary mismatch problem arises...
David E. Losada
ICTAI
2008
IEEE
14 years 2 months ago
Fuzzy Information Retrieval Model Based on Multiple Related Ontologies
– With the World Wide Web popularity the information retrieval area has a new challenge intending to retrieve information resources by their meaning by using a knowledge base. No...
Maria Angelica A. Leite, Ivan L. M. Ricarte
SIGIR
2005
ACM
14 years 1 months ago
Bootstrapping dictionaries for cross-language information retrieval
The bottleneck for dictionary-based cross-language information retrieval is the lack of comprehensive dictionaries, in particular for many different languages. We here introduce a...
Kornél G. Markó, Stefan Schulz, Olen...
IR
2007
13 years 7 months ago
An empirical study of tokenization strategies for biomedical information retrieval
Due to the great variation of biological names in biomedical text, appropriate tokenization is an important preprocessing step for biomedical information retrieval. Despite its im...
Jing Jiang, ChengXiang Zhai
IIR
2010
13 years 9 months ago
Semantic Vectors: an Information Retrieval Scenario
In this paper we exploit Semantic Vectors to develop an IR system. The idea is to use semantic spaces built on terms and documents to overcome the problem of word ambiguity. Word ...
Pierpaolo Basile, Annalina Caputo, Giovanni Semera...