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» Automatic Set Expansion for List Question Answering
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TREC
2007
13 years 8 months ago
Entity-Based Relevance Feedback for Genomic List Answer Retrieval
In this paper we present a system which uses ontological resources and a gene name variation generation tool to expand concepts in the original query. The novelty of our approach ...
Nicola Stokes, Yi Li, Lawrence Cavedon, Eric Huang...
NAACL
2003
13 years 9 months ago
Automatic Derivation of Surface Text Patterns for a Maximum Entropy Based Question Answering System
In this paper we investigate the use of surface text patterns for a Maximum Entropy based Question Answering (QA) system. These text patterns are collected automatically in an uns...
Deepak Ravichandran, Abraham Ittycheriah, Salim Ro...
JAPLL
2007
101views more  JAPLL 2007»
13 years 7 months ago
Data-driven type checking in open domain question answering
Many open domain question answering systems answer questions by first harvesting a large number of candidate answers, and then picking the most promising one from the list. One c...
Stefan Schlobach, David Ahn, Maarten de Rijke, Val...
ACL
2006
13 years 9 months ago
Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering
This paper presents a hybrid approach to question answering in the clinical domain that combines techniques from summarization and information retrieval. We tackle a frequently-oc...
Dina Demner-Fushman, Jimmy J. Lin
NLDB
2010
Springer
13 years 11 months ago
An Automatic Definition Extraction in Arabic Language
During the last few years, a lot of researches have focused on automatic definition extraction in the context of question answering systems. Although, these researches have been co...
Omar Trigui, Lamia Hadrich Belguith, Paolo Rosso