2981 search results - page 86 / 597 » Answer Set Planning |
109
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PVLDB
2010
15 years 27 days ago
2010
We consider the problem of efficiently finding the top-k answers for join queries over web-accessible databases. Classical algorithms for finding top-k answers use branch-and-b...
127
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FQAS
2006
Springer
15 years 6 months ago
2006
Springer
Consistent query answering is the term commonly used for the problem of answering queries on databases that violate certain integrity constraints. We address this problem for univ...
108
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FLAIRS
2006
15 years 3 months ago
2006
The SEMEX tool for question answering is presented. Its architecture and features for extracting from input text a network of concept nodes that index syntax-based logical forms, ...
109
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NAACL
2003
15 years 3 months ago
2003
In this paper we investigate the use of surface text patterns for a Maximum Entropy based Question Answering (QA) system. These text patterns are collected automatically in an uns...
124
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COLING
2002
15 years 2 months ago
2002
We describe an in-depth study of using a dictionary (WordNet) and web search engines (Altavista, MSN, and Google) to boost the performance of an automated question answering syste...