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» Distributed Source Coding in Dense Sensor Networks
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ICASSP
2009
IEEE
14 years 2 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
ICIP
2007
IEEE
14 years 9 months ago
View Synthesis for Robust Distributed Video Compression in Wireless Camera Networks
We propose a method for delivering error-resilient video from wireless camera networks in a distributed fashion over lossy channels. Our scheme is based on distributed source codi...
Chuohao Yeo, Jiajun Wang, Kannan Ramchandran
GLOBECOM
2007
IEEE
14 years 1 months ago
Transmission Schemes for Lifetime Maximization in Wireless Sensor Networks: Uncorrelated Source Observations
Abstract— We study transmission schemes for lifetime maximization in wireless sensor networks. Specifically we consider the network where all the sensors observe uncorrelated si...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
OTM
2007
Springer
14 years 1 months ago
Network Coding Protocols for Secret Key Distribution
Abstract. Recent contributions have uncovered the potential of network coding, i.e. algebraic mixing of multiple information flows in a network, to provide enhanced security in pa...
Paulo F. Oliveira, João Barros
GLOBECOM
2009
IEEE
13 years 5 months ago
Energy-Efficient Space-Time Coded Cooperative Routing in Multihop Wireless Networks
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
Behrouz Maham, Ravi Narasimhan, Are Hjørung...