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JNW
2006
148views more  JNW 2006»
15 years 6 months ago
An Energy Efficient Approach to Dynamic Coverage in Wireless Sensor Networks
Tracking of mobile targets is an important application of sensor networks. This is a non-trivial problem as the increased accuracy of tracking results in an overall reduction in th...
Mohamed Khalil Watfa, Sesh Commuri
EOR
2007
77views more  EOR 2007»
15 years 6 months ago
A review of congestion models in the location of facilities with immobile servers
Capacity effects are investigated, particularly as regards congestion of facilities with immobile (or fixed) servers. A review is given of research to date in this area, togethe...
Brian Boffey, Roberto D. Galvão, Luis Gonza...
JUCS
2006
94views more  JUCS 2006»
15 years 6 months ago
Completeness in the Boolean Hierarchy: Exact-Four-Colorability, Minimal Graph Uncolorability, and Exact Domatic Number Problems
: This paper surveys some of the work that was inspired by Wagner's general technique to prove completeness in the levels of the boolean hierarchy over NP and some related res...
Tobias Riege, Jörg Rothe
EOR
2007
90views more  EOR 2007»
15 years 6 months ago
Arc routing problems with time-dependent service costs
This paper studies an arc routing problem with capacity constraints and time-dependent service costs. This problem is motivated by winter gritting applications where the ‘‘tim...
Mariam Tagmouti, Michel Gendreau, Jean-Yves Potvin
MSS
2008
IEEE
58views Hardware» more  MSS 2008»
15 years 6 months ago
Licensing of a quality-improving innovation
This paper considers the licensing of a quality-improving innovation. We analyze a duopoly model with heterogeneous firms and consumers. Firms compete in prices and face logit dem...
Giorgos Stamatopoulos, Yair Tauman