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INFOCOM
2008
IEEE
14 years 1 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
CCR
2010
203views more  CCR 2010»
13 years 7 months ago
Minimizing energy consumptions in wireless sensor networks via two-modal transmission
We present a sophisticated framework to systematically explore the temporal correlation in environmental monitoring wireless sensor networks. The presented framework optimizes los...
Yao Liang, Wei Peng
MONET
2006
170views more  MONET 2006»
13 years 7 months ago
Decentralized Utility-based Sensor Network Design
Wireless sensor networks consist of energy-constrained sensor nodes operating unattended in highly dynamic environments. In this paper, we advocate a systematic decentralized appro...
Narayanan Sadagopan, Mitali Singh, Bhaskar Krishna...
PERCOM
2006
ACM
14 years 7 months ago
Efficient Data Harvesting in Mobile Sensor Platforms
In this paper we study the use of vehicles as sensors in a "vehicular sensor network," a new network paradigm that is critical for gathering valuable information in urba...
Uichin Lee, Eugenio Magistretti, Biao Zhou, Mario ...
EUC
2005
Springer
14 years 26 days ago
FERMA: An Efficient Geocasting Protocol for Wireless Sensor Networks with Multiple Target Regions
Some sensor applications are interested in collecting data from multiple regions. For supporting such applications with multiple target regions, most conventional protocols are bas...
Young-Mi Song, Sung-Hee Lee, Young-Bae Ko