653 search results - page 91 / 131 » Dynamic node activation in networks of rechargeable sensors |
197
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SECON
2007
IEEE
16 years 12 days ago
2007
IEEE
—Increasingly many wireless sensor network deployments are using harvested environmental energy to extend system lifetime. Because the temporal profiles of such energy sources e...
164
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IJAHUC
2006
15 years 6 months ago
2006
: Wireless sensor networks require energy efficient routing protocols owing to limited resource on the sensor node. In this paper, we develop optimal distance geographic routing (O...
148
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MOBIHOC
2008
ACM
16 years 5 months ago
2008
ACM
Local monitoring is an effective mechanism for the security of wireless sensor networks (WSNs). Existing schemes assume the existence of sufficient number of active nodes to carry...
183
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MDM
2009
Springer
16 years 20 days ago
2009
Springer
— This work aims at minimize the cost of answering snapshot multi-predicate queries in high-communication-cost networks. High-communication-cost (HCC) networks is a family of net...
277
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
Monitoring extreme values (MAX or MIN) is a fundamental problem in wireless sensor networks (and in general, complex dynamic systems). This problem presents very different algorit...