259 search results - page 11 / 52 » An inconsistency tolerant approach to querying spatial datab... |
282
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GIS
2006
ACM
16 years 7 months ago
2006
ACM
The result of a distance join operation on two sets of objects R, S on a spatial network G is a set P of object pairs <p, q>, p R, q S such that the distance of an object ...
172
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DATAMINE
1998
15 years 5 months ago
1998
Many applications of knowledge discovery and data mining such as rule discovery for semantic query optimization, database integration and decision support, require the knowledge t...
158
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DASFAA
1999
IEEE
15 years 10 months ago
1999
IEEE
The spatial query has been processed in two steps, the filter step and the refinement step, due to a large volume and high complexity of the spatial data. However, this approach h...
214
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DASFAA
2011
IEEE
14 years 8 months ago
2011
IEEE
Continuous monitoring of spatial queries has gained significant research attention in the past few years. Although numerous algorithms have been proposed to solve specific queries...
142
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PODS
1993
ACM
15 years 10 months ago
1993
ACM
In this paper, we motivate four di erent user de ned window query classes and derive a probabilistic model for each of them. For each model, we characterize the e ciency of spatia...