10148 search results - page 1855 / 2030 » Optimal sub-graphical models |
140
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CORR
2008
Springer
15 years 5 months ago
2008
Springer
We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooperati...
133
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CORR
2008
Springer
15 years 5 months ago
2008
Springer
Abstract--We consider power control in cognitive radio networks where secondary users identify and exploit instantaneous and local spectrum opportunities without causing unacceptab...
114
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DA
2010
15 years 5 months ago
2010
: We consider two mechanisms to procure differentiated goods: the request for quote and an English auction with bidding credits. In the request for quote, each seller submits a pri...
173
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DKE
2010
15 years 5 months ago
2010
We describe the Consistency Extractor System (ConsEx) that computes consistent answers to Datalog queries with negation posed to relational databases that may be inconsistent with...
127
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DEBU
2008
15 years 5 months ago
2008
We present the SQL Performance Analyzer, a novel approach in Oracle Database 11g to testing database changes, such as upgrades, parameter changes, schema changes, and gathering op...