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195
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ICALP
2007
Springer
16 years 1 months ago
2007
Springer
A spanner of an undirected unweighted graph is a subgraph that approximates the distance metric of the original graph with some specified accuracy. Specifically, we say H ⊆ G i...
183
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ICALP
2007
Springer
16 years 1 months ago
2007
Springer
While data compression and Kolmogorov complexity are both about effective coding of words, the two settings differ in the following respect. A compression algorithm or compressor...
192
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ICALP
2007
Springer
16 years 1 months ago
2007
Springer
We present lower bounds on the space required to estimate the quantiles of a stream of numerical values. Quantile estimation is perhaps the most studied problem in the data stream ...
198
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ICWE
2007
Springer
16 years 1 months ago
2007
Springer
In recent years, innovation in technologies such as web services, business process automation, etc., have motivated a new paradigm in the application development field to appear, k...
214
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IFIP
2007
Springer
16 years 1 months ago
2007
Springer
Wormhole attacks can destabilize or disable wireless sensor networks. In a typical wormhole attack, the attacker receives packets at one point in the network, forwards them through...