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QACTIS-based Question Answering at TREC 2005
2005
Text Retrieval Conference
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In this paper, we provide a complete overview of those parts of QACTIS which focus specifically on text question-answering, and we analyze the system's performance at TREC-2005. ...
QACTIS was tested at TREC-2005 as a means of identifying its successes and limitations in answering questions specifically from English newswire text as it moves in the direction of multilingual, multimedia ...
The TREC-2005 QACTIS system observed a small overall performance increase over that of our TREC-2004. QACTIS system. ...
dblp:conf/trec/SchoneCCMMS05
fatcat:og6m7folznelhcvg6g3kf6rdje
QACTIS Enhancements in TREC QA 2006
2006
Text Retrieval Conference
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The QACTIS system has been tested in previous years at the TREC Question Answering Evaluations. ...
retrieval, and emerging statistics-driven question-answering. ...
Considering the "Other"s At TREC-2005, the F=0.248 that our system generated was the maximum score for any of the "Other" question answerers. ...
dblp:conf/trec/SchoneCCMMS06
fatcat:swdqo4mlxzb3ljaztbx3fvjt7y
Learning Named Entity Hyponyms for Question Answering
2008
International Joint Conference on Natural Language Processing
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Lexical mismatch is a problem that confounds automatic question answering systems. ...
On TREC QA data our method produces a 9% improvement in performance. ...
QACTIS was fielded at the 2004-2006 TREC QA evaluations and placed fifth at the 2005 workshop. We worked with a version of the software from July 2005. ...
dblp:conf/ijcnlp/McNameeSSM08
fatcat:rb7qn52ilfdnncxgeaqbdrvvuy