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GLOBECOM
2008
IEEE
14 years 3 months ago
Multi-Cluster Multi-Parent Wake-Up Scheduling in Delay-Sensitive Wireless Sensor Networks
—Immediate notification of urgent but rare events and delivery of time sensitive actuation commands appear in many practical wireless sensor and actuator network applications. M...
Huang Lee, Abtin Keshavarzian, Hamid K. Aghajan
ICASSP
2010
IEEE
13 years 7 months ago
Unidirectional graph-based wavelet transforms for efficient data gathering in sensor networks
We design lifting-based wavelet transforms for any arbitrary communication graph in a wireless sensor network (WSN). Since transmitting raw data bits along the routing trees in WS...
Sunil K. Narang, Godwin Shen, Antonio Ortega
IROS
2009
IEEE
136views Robotics» more  IROS 2009»
14 years 3 months ago
Integrating asynchronous observations for mobile robot position tracking in cooperative environments
— This paper presents an asynchronous particle filter algorithm for mobile robot position tracking, taking into account time considerations when integrating observations being d...
Andreu Corominas Murtra, Josep Maria Mirats i Tur,...
DSN
2005
IEEE
14 years 2 months ago
LITEWORP: A Lightweight Countermeasure for the Wormhole Attack in Multihop Wireless Networks
In multihop wireless systems, such as ad-hoc and sensor networks, the need for cooperation among nodes to relay each other’s packets exposes them to a wide range of security att...
Issa Khalil, Saurabh Bagchi, Ness B. Shroff
TWC
2008
143views more  TWC 2008»
13 years 8 months ago
Broadcasting energy efficiency limits in wireless networks
Broadcasting allows efficient information sharing and fusion in wireless networks. In this paper, the energy efficiency limits in wireless broadcasting, defined as the minimal achi...
Liang Song, Dimitrios Hatzinakos