2296 search results - page 396 / 460 » The Expressive Power of Synchronizations |
171
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CORR
2010
Springer
15 years 3 months ago
2010
Springer
Consider the minimum mean-square error (MMSE) of estimating an arbitrary random variable from its observation contaminated by Gaussian noise. The MMSE can be regarded as a function...
135
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PVLDB
2008
15 years 3 months ago
2008
The dependency propagation problem is to determine, given a view defined on data sources and a set of dependencies on the sources, whether another dependency is guaranteed to hold...
163
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PVLDB
2008
15 years 3 months ago
2008
This paper studies, for the first time, the management of type information for an important class of semi-structured data: nested DAGs (Directed Acyclic Graphs) that describe exec...
134
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PVLDB
2008
15 years 3 months ago
2008
This paper describes a unification of two different SQL extensions for streams and its associated semantics. We use the data models from Oracle and StreamBase as our examples. Ora...
140
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PVLDB
2008
15 years 3 months ago
2008
Abstract Existing solutions to the automated physical design problem in database systems attempt to minimize execution costs of input workloads for a given storage constraint. In t...