819 search results - page 84 / 164 » Distributed Estimation in a Power Constrained Sensor Network |
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
— We study the inversion of a random field from pointwise measurements collected by a sensor network. We assume that the field has a sparse representation in a known basis. To ...
INFOCOM
2005
IEEE
15 years 3 months ago
2005
IEEE
— In wireless sensor networks (WSNs), sensor location plays a critical role in many applications. Having a GPS receiver on every sensor node is costly. In the past, a number of l...
115
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TWC
2008
14 years 9 months ago
2008
Symmetric key agreement is significant to security provisioning in sensor networks with resource limitations. A number of pairwise key pre-distribution protocols have been proposed...
DCOSS
2007
Springer
15 years 4 months ago
2007
Springer
This paper presents a Connectivity based Partition Approach (CPA) to reduce the energy consumption of a sensor network by sleep scheduling among sensor nodes. CPA partitions sensor...
108
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NETWORKING
2011
14 years 18 days ago
2011
Abstract. Sensing mechanisms that estimate the occupancy of wireless spectrum are crucial to the success of approaches based on Dynamic Spectrum Access. In this paper, we present k...