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» A Re-examination of Query Expansion Using Lexical Resources
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EACL
2003
ACL Anthology
13 years 9 months ago
QUALIFIER: Question Answering by Lexical Fabric and External Resources
One of the major challenges in TRECstyle question-answering (QA) is to overcome the mismatch in the lexical representations in the query space and document space. This is particul...
Hui Yang, Tat-Seng Chua
CIKM
2011
Springer
12 years 7 months ago
Improved answer ranking in social question-answering portals
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
Felix Hieber, Stefan Riezler
OTM
2005
Springer
14 years 1 months ago
Ontology-Based Spatial Query Expansion in Information Retrieval
Ontologies play a key role in Semantic Web research. A common use of ontologies in Semantic Web is to enrich the current Web resources with some well-defined meaning to enhance th...
Gaihua Fu, Christopher B. Jones, Alia I. Abdelmoty
LREC
2008
101views Education» more  LREC 2008»
13 years 9 months ago
Ontology-Based XQuery'ing of XML-Encoded Language Resources on Multiple Annotation Layers
We present an approach for querying collections of heterogeneous linguistic corpora that are annotated on multiple layers using arbitrary XML-based markup languages. An OWL ontolo...
Georg Rehm, Richard Eckart, Christian Chiarcos, Jo...
JDCTA
2010
152views more  JDCTA 2010»
13 years 2 months ago
A Semantic Approach to Extract the Final Answer in SBUQA Question Answering System
In this paper we introduce the semantic approach of the answer extraction component of a question answering system called SBUQA. The answer extraction component gets the retrieved...
Mehrnoush Shamsfard, Mahsa Arab Yarmohammadi