232 search results - page 20 / 47 » Using logical relevance for question answering |
120
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Date's popular critique of SQL's three-valued logic [4, 3] purports to demonstrate that SQL queries can produce erroneous results when nulls are present in the database....
AMAST
2004
Springer
15 years 1 months ago
2004
Springer
Since Z, being a state-based language, describes a system in terms of its state and potential state changes, it is natural to want to describe properties of a specified system also...
FOIKS
2010
Springer
15 years 4 months ago
2010
Springer
The current web is a web of linked pages. Frustrated users search for facts by guessing which keywords or keyword phrases might lead them to pages where they can find facts. Can w...
169
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PADL
2009
Springer
15 years 10 months ago
2009
Springer
Abstract. For practical applications, the use of top-down query-driven proofprocedures is essential for an efficient use and computation of answers using Logic Programs as knowledg...
79
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ICML
2005
IEEE
15 years 10 months ago
2005
IEEE
This paper describes the use of machine learning to improve the performance of natural language question answering systems. We present a model for improving story comprehension th...