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» A Portfolio Approach to Algorithm Selection
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150
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GLOBECOM
2006
IEEE
15 years 8 months ago
Alamouti Space-Time Coded OFDM Systems in Time- and Frequency-Selective Channels
Abstract— We propose low-complexity equalizers for Alamouti space-time coded orthogonal frequency-division multiplexing (OFDM) systems in time- and frequency-selective channels, ...
Kun Fang, Geert Leus, Luca Rugini
117
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GRIDNETS
2008
15 years 3 months ago
Hop Optimization and Relay Node Selection in Multi-hop Wireless Ad-Hoc Networks
In this paper we propose an efficient approach to determine the optimal hops for multi-hop ad hoc wireless networks. Based on the assumption that nodes use successive interferenc...
Xiaohua Li
119
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GECCO
2003
Springer
130views Optimization» more  GECCO 2003»
15 years 7 months ago
A New Approach to Improve Particle Swarm Optimization
Abstract. Particle swarm optimization (PSO) is a new evolutionary computation technique. Although PSO algorithm possesses many attractive properties, the methods of selecting inert...
Liping Zhang, Huanjun Yu, Shangxu Hu
133
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ICASSP
2011
IEEE
14 years 6 months ago
Marker-based Hierarchical Segmentation and classification approach for hyperspectral imagery
The Hierarchical SEGmentation (HSEG) algorithm, which is a combination of hierarchical step-wise optimization and spectral clustering, has given good performances for hyperspectra...
Yuliya Tarabalka, James C. Tilton, Jon Atli Benedi...
190
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ALDT
2011
Springer
262views Algorithms» more  ALDT 2011»
14 years 2 months ago
Learning Complex Concepts Using Crowdsourcing: A Bayesian Approach
Abstract. We develop a Bayesian approach to concept learning for crowdsourcing applications. A probabilistic belief over possible concept definitions is maintained and updated acc...
Paolo Viappiani, Sandra Zilles, Howard J. Hamilton...