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143
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ALGORITHMICA
2005
15 years 5 months ago
2005
Quorum systems are a mechanism for obtaining fault-tolerance and efficient distributed systems. We consider geographic quorum systems; a geographic quorum system is a partition of...
150
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TKDE
2008
15 years 5 months ago
2008
The importance of query processing over uncertain data has recently arisen due to its wide usage in many real-world applications. In the context of uncertain databases, previous wo...
114
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JCT
2007
15 years 5 months ago
2007
For an r-graph H, let C(H) = minS d(S), where the minimum is taken over all (r − 1)-sets of vertices of H, and d(S) is the number of vertices v such that S ∪ {v} is an edge of...
158
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COMPUTER
2000
15 years 4 months ago
2000
hysical world. How do you adapt software abstractions designed merely to transform data to meet requirements like real-time constraints, concurrency, and stringent safety considera...
160
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DKE
1999
15 years 4 months ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...