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GLOBECOM
2010
IEEE
15 years 4 months ago
Prolonging Network Lifetime via a Controlled Mobile Sink in Wireless Sensor Networks
In this paper we explore the mobility of a mobile sink in a wireless sensor network (WSN) to prolong the network lifetime. Since the mechanical movement of mobile sink is driven by...
Weifa Liang, Jun Luo, Xu Xu
HIPC
2009
Springer
15 years 4 months ago
Improved opportunistic scheduling algorithms for WiMAX Mobile Multihop Relay networks
We investigate the problem of scheduling in OFDMbased multihop relay networks with special emphasis on IEEE 802.16j based WiMAX networks. In such networks, scheduling is the probl...
Srinath Narasimha, Krishna M. Sivalingam
GECCO
2011
Springer
261views Optimization» more  GECCO 2011»
14 years 10 months ago
Spacing memetic algorithms
We introduce the Spacing Memetic Algorithm (SMA), a formal evolutionary model devoted to a systematic control of spacing (distances) among individuals. SMA uses search space dista...
Daniel Cosmin Porumbel, Jin-Kao Hao, Pascale Kuntz
215
Voted
GECCO
2011
Springer
248views Optimization» more  GECCO 2011»
14 years 10 months ago
Size-based tournaments for node selection
In genetic programming, the reproductive operators of crossover and mutation both require the selection of nodes from the reproducing individuals. Both unbiased random selection a...
Thomas Helmuth, Lee Spector, Brian Martin
TON
2012
13 years 9 months ago
On New Approaches of Assessing Network Vulnerability: Hardness and Approximation
—Society relies heavily on its networked physical infrastructure and information systems. Accurately assessing the vulnerability of these systems against disruptive events is vit...
Thang N. Dinh, Ying Xuan, My T. Thai, Panos M. Par...