123 search results - page 13 / 25 » Query Processing Using Distance Oracles for Spatial Networks |
125
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WCE
2007
15 years 24 days ago
2007
—Spatial query execution is an essential functionality of a sensor network. Redundancy within a sensor network can be exploited to reduce the communication cost incurred in execu...
101
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MDM
2010
Springer
15 years 1 months ago
2010
Springer
A k-Range Nearest Neighbor (or kRNN for short) query in road networks finds the k nearest neighbors of every point on the road segments within a given query region based on the net...
115
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GIS
2010
ACM
14 years 9 months ago
2010
ACM
Research on Moving Object Databases (MOD) has resulted in sophisticated query mechanisms for moving objects and regions. Wireless Sensor Networks (WSN) support a wide range of app...
130
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ICDE
2012
IEEE
13 years 2 months ago
2012
IEEE
Abstract—This paper proposes LARS, a location-aware recommender system that uses location-based ratings to produce recommendations. Traditional recommender systems do not conside...
200
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GIS
2004
ACM
16 years 20 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...