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» The Conference Call Search Problem in Wireless Networks
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WIOPT
2005
IEEE
14 years 1 months ago
Optimal Controlled Flooding Search in a Large Wireless Network
In this paper we consider the problem of searching for a node or an object (i.e., piece of data, file, etc.) in a large wireless network. We consider the class of controlled flo...
Nicholas B. Chang, Mingyan Liu
LION
2007
Springer
100views Optimization» more  LION 2007»
14 years 1 months ago
Nested Partitioning for the Minimum Energy Broadcast Problem
The problem of finding the broadcast scheme with minimum power consumption in a wireless ad-hoc network is NP-hard. This work presents a new hybrid algorithm to solve this problem...
Sameh Al-Shihabi, Peter Merz, Steffen Wolf
EVOW
2009
Springer
14 years 2 months ago
Iterated Local Search for Minimum Power Symmetric Connectivity in Wireless Networks
The problem of finding a symmetric connectivity topology with minimum power consumption in a wireless ad-hoc network is NPhard. This work presents a new iterated local search to s...
Steffen Wolf, Peter Merz
GLOBECOM
2009
IEEE
13 years 11 months ago
Coexistence Problem in IEEE 802.22 Wireless Regional Area Networks
IEEE 802.22 wireless regional area network (WRAN) is an emerging cognitive radio-based system. One of the major challenges for WRANs is how to efficiently schedule both channel sen...
Raed T. Al-Zubi, Mohammad Z. Siam, Marwan Krunz
COR
2007
143views more  COR 2007»
13 years 7 months ago
A memetic algorithm for channel assignment in wireless FDMA systems
A new problem encoding is devised for the minimum span frequency assignment problem in wireless communications networks which is compact and general. Using the new encoding, which...
Sung-Soo Kim, Alice E. Smith, Jong-Hyun Lee