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INFOCOM
2008
IEEE
16 years 2 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
INFOCOM
2008
IEEE
16 years 2 months ago
DRIP: A Dynamic VoRonoi RegIons-Based Publish/Subscribe Protocol in Mobile Networks
—The publish/subscribe (pub/sub for short) paradigm is used to deliver events from a source to interested clients in an asynchronous way. Recently, extending a pub/sub system in ...
Quan Yuan, Jie Wu
INFOCOM
2008
IEEE
16 years 2 months ago
Competitive Analysis of Opportunistic Spectrum Access Strategies
—We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter m...
Nicholas B. Chang, Mingyan Liu
INFOCOM
2008
IEEE
16 years 2 months ago
Design and Evaluation of a Routing-Informed Cooperative MAC Protocol for Ad Hoc Networks
—Cooperative relaying has been shown to provide diversity gains which can significantly improve the Packet Error Rate (PER) in wireless transmissions. In ad hoc wireless routing...
Hermann S. Lichte, Stefan Valentin, Holger Karl, I...
IROS
2008
IEEE
181views Robotics» more  IROS 2008»
16 years 2 months ago
Scalable Bayesian human-robot cooperation in mobile sensor networks
— In this paper, scalable collaborative human-robot systems for information gathering applications are approached as a decentralized Bayesian sensor network problem. Humancompute...
Frédéric Bourgault, Aakash Chokshi, ...