619 search results - page 104 / 124 » Query Planning in Infomaster |
112
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COOPIS
2003
IEEE
15 years 7 months ago
2003
IEEE
Abstract. Decision-makers in critical fields such as medicine and finance make use of a wide range of information available over the Internet. Mediation, a data integration techn...
208
Voted
ICDE
2005
IEEE
16 years 3 months ago
2005
IEEE
Maintaining materialized views that have join conditions between arbitrary pairs of data sources possibly with cycles is critical for many applications. In this work, we model vie...
ICML
2008
IEEE
16 years 2 months ago
2008
IEEE
Partially Observable Markov Decision Processes (POMDPs) have succeeded in planning domains that require balancing actions that increase an agent's knowledge and actions that ...
104
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ECML
2005
Springer
15 years 7 months ago
2005
Springer
This paper examines the problem of finding an optimal policy for a Partially Observable Markov Decision Process (POMDP) when the model is not known or is only poorly specified. W...
122
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IPPS
2003
IEEE
15 years 7 months ago
2003
IEEE
Aim of the paper is to develop a concise but comprehensive analytical model for the well-known Grace Hash Join algorithm on cost effective cluster architectures. This approach is ...