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» Low-Power Wireless Sensor Networks
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IPSN
2005
Springer
16 years 7 days ago
A key pre-distribution scheme using deployment knowledge for wireless sensor networks
— Sensor networks pose security and privacy challenges. One challenge is how to bootstrap secure communications among nodes. Several key pre-distribution schemes have been propos...
Zhen Yu, Yong Guan
IPCCC
2007
IEEE
16 years 1 months ago
Composite Event Detection in Wireless Sensor Networks
Sensor networks can be used for event alarming applications. To date, in most of the proposed schemes, the raw or aggregated sensed data is periodically sent to a data consuming c...
Chinh T. Vu, Raheem A. Beyah, Yingshu Li
ICASSP
2009
IEEE
16 years 1 months ago
Energy-efficient graph-based wavelets for distributed coding in Wireless Sensor Networks
This work presents a class of unidirectional lifting-based wavelet transforms for an arbitrary communication graph in a wireless sensor network. These transforms are unidirectiona...
Godwin Shen, Sundeep Pattem, Antonio Ortega
ICASSP
2009
IEEE
16 years 1 months ago
Adaptive distributed transforms for irregularly sampled Wireless Sensor Networks
We develop energy-efficient, adaptive distributed transforms for data gathering in wireless sensor networks. In particular, we consider a class of unidirectional transforms that ...
Godwin Shen, Sunil K. Narang, Antonio Ortega
RTCSA
2009
IEEE
16 years 1 months ago
PLL Based Time Synchronization in Wireless Sensor Networks
Abstract—Time synchronization is a key component in numerous wireless sensor network applications. Most of the current software based time synchronization approaches suffer from ...
Gang Zhou, Sachin Shetty, George Simms, Min Song