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183
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ER
2007
Springer
16 years 27 days ago
2007
Springer
Schema mappings come in different flavors: simple correspondences are produced by schema matchers, intensional mappings are used for schema integration. However, the execution of ...
165
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ER
2007
Springer
16 years 27 days ago
2007
Springer
The constant increase of moving object data imposes the need for modeling, processing, and mining trajectories, in order to find and understand the patterns behind these data. Ex...
175
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ESA
2007
Springer
16 years 27 days ago
2007
Springer
We study the problem of scheduling transmissions on the downlink of IEEE 802.16/WiMAX systems that use the OFDMA technology. These transmissions are scheduled using a matrix whose...
191
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ESA
2007
Springer
16 years 27 days ago
2007
Springer
We consider the real-world problem of extending a given infrastructure network in order to connect new customers. By representing the infrastructure by a single root node, this pro...
227
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ESA
2007
Springer
16 years 27 days ago
2007
Springer
We present an experimental evaluation of an approximate distance oracle recently suggested by Thorup [1] for undirected planar graphs. The oracle uses the existence of graph separa...