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109
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MOBIHOC
2004
ACM
15 years 11 months ago
2004
ACM
Clock synchronization is a crucial basic service in typical sensor networks, since the observations of distributed sensors more often than not need to be ordered ("a happened...
MOBIHOC
2003
ACM
15 years 11 months ago
2003
ACM
Contrary to the common belief that mobility makes security more difficult to achieve, we show that node mobility can, in fact, be useful to provide security in ad hoc networks. We...
118
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MOBIHOC
2003
ACM
15 years 11 months ago
2003
ACM
Wireless sensor networks (WSN) are event based systems that rely on the collective effort of several microsensor nodes. Reliable event detection at the sink is based on collective...
118
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ICS
2010
Tsinghua U.
15 years 9 months ago
2010
Tsinghua U.
Computation in the physical world is restricted by the following spatial locality constraint: In a single unit of time, information can only travel a bounded distance in space. A ...
SDM
2009
SIAM
15 years 9 months ago
2009
SIAM
Most pattern discovery algorithms easily generate very large numbers of patterns, making the results impossible to understand and hard to use. Recently, the problem of instead sel...