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TREC
2007
9 years 4 months ago
Semantic Extensions of the Ephyra QA System for TREC 2007
We describe recent extensions to the Ephyra question answering (QA) system and their evaluation in the TREC 2007 QA track. Existing syntactic answer extraction approaches for fact...
Nico Schlaefer, Jeongwoo Ko, Justin Betteridge, Ma...
TREC
2000
9 years 5 months ago
A Semantic Approach to Question Answering Systems
This paper describes the architecture, operation and results obtained with the Question Answering prototype developed in the Department of Language Processing and Information Syst...
José Luis Vicedo González, Antonio F...
FSKD
2006
Springer
190views Fuzzy Logic» more  FSKD 2006»
9 years 7 months ago
A Maximum Entropy Model Based Answer Extraction for Chinese Question Answering
We regard answer extraction of Question Answering (QA) system as a classification problem, classifying answer candidate sentences into positive or negative. To confirm the feasibil...
Ang Sun, Minghu Jiang, Yanjun Ma
CADE
2008
Springer
9 years 5 months ago
LogAnswer - A Deduction-Based Question Answering System (System Description)
LogAnswer is an open domain question answering system which employs an automated theorem prover to infer correct replies to natural language questions. For this purpose LogAnswer o...
Ulrich Furbach, Ingo Glöckner, Hermann Helbig...
IRI
2008
IEEE
9 years 10 months ago
An alignment-based surface pattern for a question answering system
In this paper, we propose an alignment-based surface pattern approach, called ABSP, which integrates semantic information into syntactic patterns for question answering (QA). ABSP...
Cheng-Lung Sung, Cheng-Wei Lee, Hsu-Chun Yen, Wen-...
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