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ICASSP
2010
IEEE
15 years 2 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
COMCOM
2008
76views more  COMCOM 2008»
15 years 4 months ago
A study of self-organization mechanisms in ad hoc and sensor networks
Self-organization is a great concept for building scalable systems consisting of a huge number of subsystems. The primary objectives are improved scalability and dynamic adaptatio...
Falko Dressler
ICRA
2003
IEEE
150views Robotics» more  ICRA 2003»
15 years 9 months ago
Studying the Feasibility of Energy Harvesting in a Mobile Sensor Network
We study the feasibility of extending the lifetime of a wireless sensor network by exploiting mobility. In our system, a small percentage of network nodes are autonomously mobile,...
Mohammad H. Rahimi, Hardik Shah, Gaurav S. Sukhatm...
CCCG
2010
15 years 2 months ago
Determining the robustness of sensor barriers
Various notions of coverage provided by wireless sensor networks have attracted considerable attention over the past few years. In general, coverage can be expressed geometrically...
David G. Kirkpatrick
ICASSP
2009
IEEE
15 years 11 months ago
Semi-definite programming approach to sensor network node localization with anchor position uncertainty
The problem of node localization in a wireless sensor network (WSN) with the use of the incomplete and noisy distance measurements between nodes as well as anchor position informa...
Kenneth Wing-Kin Lui, Wing-Kin Ma, Hing-Cheung So,...