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» Priberam's Question Answering System in QA@CLEF 2007
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NAACL
2007
13 years 9 months ago
Question Answering Using Integrated Information Retrieval and Information Extraction
This paper addresses the task of providing extended responses to questions regarding specialized topics. This task is an amalgam of information retrieval, topical summarization, a...
Barry Schiffman, Kathleen McKeown, Ralph Grishman,...
MST
2007
80views more  MST 2007»
13 years 7 months ago
The Power of Commuting with Finite Sets of Words
We construct a finite language L such that the largest language commuting with L is not recursively enumerable. This gives a negative answer to the question raised by Conway in 1...
Michal Kunc
NAACL
2003
13 years 8 months ago
An Analysis of Clarification Dialogue for Question Answering
We examine clarification dialogue, a mechanism for refining user questions with follow-up questions, in the context of open domain Question Answering systems. We develop an algori...
Marco De Boni, Suresh Manandhar
RIAO
2000
13 years 8 months ago
Automatic Question Answering
We have developed a method for answering single answer questions automatically using a collection of documents or the Internet as a source of data for the production of the answer...
James R. Cowie, Yevgeny Ludovik, Hugo Molina-Salga...
ISCI
2007
142views more  ISCI 2007»
13 years 7 months ago
Semantic passage segmentation based on sentence topics for question answering
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
Hyo-Jung Oh, Sung-Hyon Myaeng, Myung-Gil Jang