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» Spatial queries in sensor networks
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120
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APWEB
2004
Springer
15 years 9 months ago
Multiresolution Spatial Databases: Making Web-Based Spatial Applications Faster
Abstract. Spatial data has now been used extensively in the Web environment, providing online customized maps and supporting map-based applications. The full potential of Web-based...
Xiaofang Zhou, Sham Prasher, Sai Sun, Kai Xu 0003
153
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PERCOM
2011
ACM
14 years 7 months ago
Privacy preservation schemes for querying wireless sensor networks
—In this work we study the problem of query privacy in large scale sensor networks. Motivated by a novel trust model in which clients query networks owned by trusted entities but...
Tassos Dimitriou, Ahmad Sabouri
144
Voted
DEXA
2010
Springer
213views Database» more  DEXA 2010»
15 years 4 months ago
Efficient K-Nearest Neighbor Search in Time-Dependent Spatial Networks
The class of k Nearest Neighbor (kNN) queries in spatial networks has been widely studied in the literature. All existing approaches for kNN search in spatial networks assume that ...
Ugur Demiryurek, Farnoush Banaei Kashani, Cyrus Sh...
131
Voted
ICPADS
2008
IEEE
15 years 10 months ago
Response Time Constrained Top-k Query Evaluation in Sensor Networks
Existing solutions for top-k queries in wireless sensor networks mainly focused on energy efficiency and little attention has been paid to the response time to answer a top-k que...
Weifa Liang, Baichen Chen, Jeffrey Xu Yu
122
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DMSN
2004
ACM
15 years 9 months ago
Optimization of in-network data reduction
We consider the in-network computation of approximate “big picture” summaries in bandwidth-constrained sensor networks. First we review early work on computing the Haar wavele...
Joseph M. Hellerstein, Wei Wang