84 search results - page 2 / 17 » On Selecting Nodes to Improve Estimated Positions |
PERCOM
2008
ACM
15 years 11 months ago
2008
ACM
This paper investigates wireless sensor networks where a small percentage of nodes are assumed to know their location a priori. These reference nodes enable absolute localization ...
116
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SASN
2005
ACM
15 years 5 months ago
2005
ACM
Pairwise key establishment is a fundamental service provided in secure sensor networks. However, due to resource constraints, establishing pairwise keys is not a trivial task. Rec...
126
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ICNSC
2007
IEEE
15 years 6 months ago
2007
IEEE
The paper addresses object localization via a distributed sensor network. A centralized estimation approach is undertaken along with a selective node activation strategy to ensure...
115
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WAIM
2004
Springer
15 years 5 months ago
2004
Springer
Selectivity estimation of path expressions in querying XML data plays an important role in query optimization. A path expression may contain multiple branches with predicates, each...
82
Voted
ICCV
2007
IEEE
16 years 1 months ago
2007
IEEE
We present a motion exemplar approach for finding body configuration in monocular videos. A motion correlation technique is employed to measure the motion similarity at various sp...