1888 search results - page 7 / 378 » Algorithms for Querying by Spatial Structure |
BNCOD
2004
14 years 11 months ago
2004
The M-tree is a paged, dynamically balanced metric access method that responds gracefully to the insertion of new objects. Like many spatial access methods, the M-tree's perfo...
186
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
ICDCS
2005
IEEE
15 years 3 months ago
2005
IEEE
Recent announcement of the MSN Direct Service has demonstrated the feasibility and industrial interest in utilizing wireless broadcast for pervasive information services. To suppo...
173
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VLDB
2009
ACM
15 years 10 months ago
2009
ACM
Information is valuable to users when it is available not only at the right time but also at the right place. To support efficient location-based data access in wireless data broad...
PODS
1993
ACM
15 years 2 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...