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190
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TSMC
2011
15 years 1 months ago
2011
—Wireless sensor networks (WSNs) are networks of autonomous nodes used for monitoring an environment. Developers of WSNs face challenges that arise from communication link failur...
165
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CDC
2008
IEEE
16 years 19 days ago
2008
IEEE
— We present a dynamic optimization approach to save energy in Wireless Sensor Networks (WSN) at the link level. One of the main sources of energy waste in a WSN is idle listenin...
181
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PERCOM
2005
ACM
16 years 5 months ago
2005
ACM
In this paper, we quantify the energy cost of authentication and key exchange based on public-key cryptography on an 8-bit microcontroller platform. We present a comparison of two...
223
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MOBIHOC
2005
ACM
16 years 5 months ago
2005
ACM
We consider a wireless sensor network in which sensors are grouped into clusters, each with its own cluster head (CH). Each CH collects data from sensors in its cluster and relays...
169
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ICASSP
2009
IEEE
16 years 27 days ago
2009
IEEE
We develop energy-efficient, adaptive distributed transforms for data gathering in wireless sensor networks. In particular, we consider a class of unidirectional transforms that ...