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Exploitation of Newspaper-article Characteristics for Article Retrieval and Answer Extraction in QAC Task 2.
Ruck Thawonmas
Takayuki Tomoike
Tomohiko Kawachi
Akio Sakamoto
Published in:
NTCIR (2002)
Keyphrases
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question answering
information retrieval
information retrieval systems
document retrieval
answer extraction
high level
digital libraries
knn
co occurrence