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COMCOM
2007
142views more  COMCOM 2007»
13 years 11 months ago
A survey of key management schemes in wireless sensor networks
Wireless sensor networks have many applications, vary in size, and are deployed in a wide variety of areas. They are often deployed in potentially adverse or even hostile environm...
Yang Xiao, Venkata Krishna Rayi, Bo Sun, Xiaojiang...
COMCOM
2007
100views more  COMCOM 2007»
13 years 11 months ago
Sensor replacement using mobile robots
Sensor replacement is important for sensor networks to provide continuous sensing services. Upon sensor node failures, holes (uncovered areas) may appear in the sensing coverage. ...
Yongguo Mei, Changjiu Xian, Saumitra M. Das, Y. Ch...
IJAHUC
2006
128views more  IJAHUC 2006»
13 years 11 months ago
Avoid 'void' in geographic routing for data aggregation in sensor networks
: Wireless sensor networks have attracted great attention in research and industrial development due to its fast-growing application potentials. New techniques must be developed fo...
Shigang Chen, Guangbin Fan, Jun-Hong Cui
IJAHUC
2006
71views more  IJAHUC 2006»
13 years 11 months ago
Elapsed time on arrival: a simple and versatile primitive for canonical time synchronisation services
: Time synchronisation is one of the most important and fundamental middleware services for wireless sensor networks. However, there is an apparent disconnect between existing time...
Branislav Kusy, Prabal Dutta, Philip Levis, Mikl&o...
CN
2007
221views more  CN 2007»
13 years 11 months ago
Adaptive design optimization of wireless sensor networks using genetic algorithms
We present a multi-objective optimization methodology for self-organizing, adaptive wireless sensor network design and energy management, taking into consideration application-spe...
Konstantinos P. Ferentinos, Theodore A. Tsiligirid...
IJSNET
2008
114views more  IJSNET 2008»
13 years 11 months ago
PERT: a new power-efficient real-time packet delivery scheme for sensor networks
Abstract: We present PERT, a power-efficient scheme to deliver real-time data packets in sensor networks. Time-sensitive sensor data is common in applications such as hazard monito...
Shanzhong Zhu, Wei Wang, Chinya V. Ravishankar
IJNSEC
2008
175views more  IJNSEC 2008»
13 years 11 months ago
ECPKS: An Improved Location-Aware Key Management Scheme in Static Sensor Networks
A location-aware scheme uses a priori knowledge of the deployed sensor nodes of some target field in a sensor network. Such location-aware schemes improve substantially higher net...
Ashok Kumar Das
CORR
2006
Springer
95views Education» more  CORR 2006»
13 years 11 months ago
Optimal Distortion-Power Tradeoffs in Gaussian Sensor Networks
We investigate the optimal performance of dense sensor networks by studying the joint source-channel coding problem. The overall goal of the sensor network is to take measurements ...
Nan Liu, Sennur Ulukus
CORR
2006
Springer
86views Education» more  CORR 2006»
13 years 11 months ago
Optimal Distortion-Power Tradeoffs in Sensor Networks: Gauss-Markov Random Processes
We investigate the optimal performance of dense sensor networks by studying the joint source-channel coding problem. The overall goal of the sensor network is to take measurements ...
Nan Liu, Sennur Ulukus
CORR
2006
Springer
101views Education» more  CORR 2006»
13 years 11 months ago
Geographic Gossip: Efficient Aggregation for Sensor Networks
Gossip algorithms for aggregation have recently received significant attention for sensor network applications because of their simplicity and robustness in noisy and uncertain en...
Alexandros G. Dimakis, Anand D. Sarwate, Martin J....