726 search results - page 93 / 146 » Extended Query Answering Using Integrity Rules |
132
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OTM
2005
Springer
15 years 7 months ago
2005
Springer
The strong dynamics of peer-to-peer networks, coupled with the diversity of peer vocabularies, makes query processing in peer database systems a very challenging task. In this pape...
132
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DPD
1998
15 years 2 months ago
1998
To meet users’ growing needs for accessing pre-existing heterogeneous databases, a multidatabase system (MDBS) integrating multiple databases has attracted many researchers recen...
113
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SSDBM
2008
IEEE
15 years 8 months ago
2008
IEEE
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
117
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ATAL
2007
Springer
15 years 6 months ago
2007
Springer
This paper studies a logical framework for automated negotiation between two agents. We suppose an agent who has a knowledge base represented by a logic program. Then, we introduc...
121
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UAI
2000
15 years 3 months ago
2000
Techniques for plan recognition under uncertainty require a stochastic model of the plangeneration process. We introduce probabilistic state-dependent grammars (PSDGs) to represen...