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WOWMOM
2005
ACM
109views Multimedia» more  WOWMOM 2005»
14 years 1 months ago
On Maximizing Lifetime of a Sensor Cluster
We consider the energy consumed in radio transmission of a set of sensors forming a data gathering wireless network. Our objective is to enhance the lifetime of such networks by e...
Samar Agnihotri, Pavan Nuggehalli, H. S. Jamadagni
TIP
2008
126views more  TIP 2008»
13 years 7 months ago
Maximum-Entropy Expectation-Maximization Algorithm for Image Reconstruction and Sensor Field Estimation
Abstract--In this paper, we propose a maximum-entropy expectation-maximization (MEEM) algorithm. We use the proposed algorithm for density estimation. The maximum-entropy constrain...
Hunsop Hong, Dan Schonfeld
WIOPT
2010
IEEE
13 years 6 months ago
Lifetime optimization for wireless sensor networks with correlated data gathering
—The nodes in wireless sensor networks often collect correlated measurements. Not taking into account this information redundancy is detrimental to the network lifetime, since co...
Nashat Abughalieh, Yann-Aël Le Borgne, Kris S...
IDEAS
2006
IEEE
180views Database» more  IDEAS 2006»
14 years 1 months ago
SURCH: Distributed Aggregation over Wireless Sensor Networks
In this paper, we present SURCH, a novel decentralized algorithm for efficient processing of queries generated in sensor networks. Unlike existing techniques, SURCH is fully dist...
Xingbo Yu, Sharad Mehrotra, Nalini Venkatasubraman...
ICIP
2004
IEEE
14 years 9 months ago
Optimal sensor selection for video-based target tracking in a wireless sensor network
The use of wireless sensor networks for target tracking is an active area of research. Imaging sensors that obtain video-rate images of a scene can have a significant impact in su...
Peshala V. Pahalawatta, Thrasyvoulos N. Pappas, Ag...