651 search results - page 119 / 131 » Algebraic Query Optimization for Distributed Top-k Queries |
VLDB
1997
ACM
15 years 3 months ago
1997
ACM
Query optimizers that explore a search space exhaustively using transformation rules usually apply all possible rules on each alternative, and stop when no new information is prod...
PVLDB
2010
14 years 10 months ago
2010
Large-scale data analysis has become increasingly important for many enterprises. Recently, a new distributed computing paradigm, called MapReduce, and its open source implementat...
103
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FOCS
1999
IEEE
15 years 4 months ago
1999
IEEE
This paper connects two fundamental ideas from theoretical computer science: hard-core set construction, a type of hardness amplification from computational complexity, and boosti...
CLADE
2004
IEEE
15 years 3 months ago
2004
IEEE
This paper presents the design, development and evaluation of a prototype peer-to-peer collaboratory for imaging, analyzing, and seamlessly sharing tissue microarrays (TMA), corre...
117
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MST
2006
14 years 11 months ago
2006
Load balancing is a critical issue for the efficient operation of peerto-peer networks. We give two new load-balancing protocols whose provable performance guarantees are within a...