6004 search results - page 768 / 1201 » Parallelizing query optimization |
150
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
Abstract—The paper is concerned with a multiuser communication network, which is assisted by multiple relays. It has been observed through our previous related works that the con...
153
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STOC
2002
ACM
16 years 4 months ago
2002
ACM
We present improved algorithms for maintaining transitive closure and all-pairs shortest paths/distances in a digraph under deletion of edges. For the problem of transitive closur...
197
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ICDE
2007
IEEE
16 years 5 months ago
2007
IEEE
Data sources for data integration often come with spurious schema definitions such as undefined foreign key constraints. Such metadata are important for querying the database and ...
ICDCS
2009
IEEE
16 years 1 months ago
2009
IEEE
Many large-scale utility computing infrastructures comprise heterogeneous hardware and software resources. This raises the need for scalable resource selection services, which ide...
140
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CCGRID
2009
IEEE
15 years 10 months ago
2009
IEEE
—The ever increasing scale and complexity of large computational systems ask for sophisticated management tools, paving the way toward Autonomic Computing. A first step toward A...