3773 search results - page 523 / 755 » Using Ontologies for Integrated Geographic Information Syste... |
197
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
207
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MVA
2000
15 years 8 months ago
2000
Visualizations and simulations in an urban environment need 3D digital maps rather than traditional 2D maps, and constructing 3D maps from multiple data sources has become a promi...
176
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Today, the travel information services are dominantly provided by Global Distribution Systems (GDS). The Global Distribution Systems provide access to real time availability and p...
208
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ESWS
2005
Springer
16 years 3 days ago
2005
Springer
Managing semantic heterogeneity is a complex task. One solution involves matching like terms to each other. We view Match as an operator that takes two graph-like structures (e.g....
200
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CIKM
2004
Springer
15 years 12 months ago
2004
Springer
As the number of available Web pages grows, users experience increasing difficulty finding documents relevant to their interests. One of the underlying reasons for this is that mo...