259 search results - page 13 / 52 » An inconsistency tolerant approach to querying spatial datab... |
201
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GIS
2004
ACM
16 years 22 days ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
110
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WISE
2002
Springer
15 years 4 months ago
2002
Springer
The need of using spatial vector data for web-based and mobile applications has been increasing rapidly. Vector spatial data is difficult to generalise (that is, to derive a suita...
EDBT
2004
ACM
15 years 5 months ago
2004
ACM
Abstract. We present a cost-based adaptive clustering method to improve average performance of spatial queries (intersection, containment, enclosure queries) over large collections...
TMC
2008
14 years 11 months ago
2008
Location-based spatial queries (LBSQs) refer to spatial queries whose answers rely on the location of the inquirer. Efficient processing of LBSQs is of critical importance with the...
116
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VLDB
2004
ACM
15 years 5 months ago
2004
ACM
A frequent type of query in spatial networks (e.g., road networks) is to find the K nearest neighbors (KNN) of a given query object. With these networks, the distances between ob...