94 search results - page 2 / 19 » An alignment-based surface pattern for a question answering ... |
TREC
2007
13 years 6 months ago
2007
A Question Answering (QA) system aims to return exact answers to natural language questions. While today information retrieval techniques are quite successful at locating within l...
DKE
2008
13 years 4 months ago
2008
In this paper, we discuss a novel technique based on semantic constraints to improve the performance and portability of a reformulation-based question answering system. First, we ...
CICLING
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. In this paper, we present a method for the automatic acquisition of semantic-based reformulations from natural language questions. Our goal is to find useful and generic ...
SKG
2006
IEEE
13 years 10 months ago
2006
IEEE
A new semantic pattern is proposed in this paper, which can be used by users to post questions and answers in user-interactive question answering (QA) system. The necessary proced...
FINTAL
2006
13 years 8 months ago
2006
This paper describes a method for definition question answering based on the use of surface text patterns. The method is specially suited to answer questions about person's po...