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» A Semantic Approach to Question Answering Systems
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AIRS
2008
Springer
14 years 2 months ago
Using Multiple Combined Ranker for Answering Definitional Questions
This paper presents a Multiple Combined Ranker (MCR) approach for answering definitional questions. Generally, our MCR approach first extracts question target-related knowledge as ...
Junkuo Cao, Lide Wu, Xuanjing Huang, Yaqian Zhou, ...
CIKM
2003
Springer
14 years 1 months ago
Question answering from the web using knowledge annotation and knowledge mining techniques
We present a strategy for answering fact-based natural language questions that is guided by a characterization of realworld user queries. Our approach, implemented in a system cal...
Jimmy J. Lin, Boris Katz
TREC
2001
13 years 9 months ago
CL Research Experiments in TREC-10 Question Answering
CL Research's question-answering system (DIMAP-QA) for TREC-10 only slightly extends its semantic relation triple (logical form) technology in which documents are fully parse...
Kenneth C. Litkowski
LREC
2010
169views Education» more  LREC 2010»
13 years 10 months ago
Identification of the Question Focus: Combining Syntactic Analysis and Ontology-based Lookup through the User Interaction
Most question-answering systems contain a classifier module which determines a question category, based on which each question is assigned an answer type. However, setting up synt...
Danica Damljanovic, Milan Agatonovic, Hamish Cunni...
EMNLP
2008
13 years 10 months ago
Automatic Set Expansion for List Question Answering
This paper explores the use of set expansion (SE) to improve question answering (QA) when the expected answer is a list of entities belonging to a certain class. Given a small set...
Richard C. Wang, Nico Schlaefer, William W. Cohen,...