7868 search results - page 52 / 1574 » Learning by Answer Sets |
115
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IEICET
2008
15 years 2 months ago
2008
We consider the polynomial time learnability of finite unions of ordered tree patterns with internal structured variables, in the query learning model of Angluin (1988). An ordered...
117
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AWIC
2005
Springer
15 years 7 months ago
2005
Springer
Abstract. Answer validation is an important component of any question answering system. In this paper we show how the formalism of prioritized fuzzy constraint satisfaction allows ...
156
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JUCS
2010
14 years 8 months ago
2010
Abstract: One of the difficulties that self-directed learners face on their learning process is choosing the right learning resources. One of the goals of adaptive educational syst...
109
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VLDB
2004
ACM
15 years 7 months ago
2004
ACM
When a client submits a set of XPath queries to a XML database on a network, the set of answer sets sent back by the database may include redundancy in two ways: some elements may...
101
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PAKDD
2010
ACM
15 years 6 months ago
2010
ACM
We present a novel graph ranking model to extract a diverse set of answers for complex questions via random walks over a negative-edge graph. We assign a negative sign to edge weig...