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» Mobile object tracking in wireless sensor networks
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JSS
2010
208views more  JSS 2010»
14 years 8 months ago
Performance analysis of opportunistic broadcast for delay-tolerant wireless sensor networks
This paper investigates a class of mobile wireless sensor networks that are unconnected most of the times; we refer to them as delay–tolerant wireless sensor networks (DTWSN). T...
Abbas Nayebi, Hamid Sarbazi-Azad, Gunnar Karlsson
VTC
2010
IEEE
177views Communications» more  VTC 2010»
14 years 8 months ago
Randomized Robot-Assisted Relocation of Sensors for Coverage Repair in Wireless Sensor Networks
—In wireless sensor networks (WSN), stochastic node dropping and unpredictable node failure greatly impair coverage, creating sensing holes, while locally redundant sensors exist...
Greg Fletcher, Xu Li, Amiya Nayak, Ivan Stojmenovi...
TPDS
2008
167views more  TPDS 2008»
14 years 9 months ago
Algorithms for Fault-Tolerant Topology in Heterogeneous Wireless Sensor Networks
This paper addresses fault-tolerant topology control in a heterogeneous wireless sensor network consisting of several resource-rich supernodes, used for data relaying, and a large...
Mihaela Cardei, Shuhui Yang, Jie Wu
WOWMOM
2006
ACM
131views Multimedia» more  WOWMOM 2006»
15 years 3 months ago
Mobile Element Based Differentiated Message Delivery in Wireless Sensor Networks
In recent years, mobile elements (MEs) have been proposed as mechanical carriers of data to prolong the lifetime of sensor networks and to overcome network partitioning problem. A...
Yaoyao Gu, Doruk Bozdag, Eylem Ekici
ICDE
2007
IEEE
138views Database» more  ICDE 2007»
15 years 11 months ago
ICEDB: Intermittently-Connected Continuous Query Processing
Current distributed database and stream processing systems assume that the network connecting nodes in the data processor is "always on," and that the absence of a netwo...
Yang Zhang, Bret Hull, Hari Balakrishnan, Samuel M...