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ESCIENCE
2006
IEEE
15 years 5 months ago
Niching for Population-Based Ant Colony Optimization
Most Ant Colony Optimization (ACO) algorithms are able to find a single (or few) optimal, or near-optimal, solutions to difficult (NP-hard) problems. An issue though is that a s...
Daniel Angus
VTC
2006
IEEE
15 years 5 months ago
Wideband Spatial Channel Model for MIMO Systems at 5 GHz in Indoor and Outdoor Environments
This work presents a spatial channel model developed within the EC WINNER' project. The channel model is mainly based on double-directional measurement campaigns carried out i...
Hassan El-Sallabi, Daniel S. Baum, Per Zetterberg,...
EC
2006
163views ECommerce» more  EC 2006»
14 years 11 months ago
An Extension of Geiringer's Theorem for a Wide Class of Evolutionary Search Algorithms
The frequency with which various elements of the search space of a given evolutionary algorithm are sampled is affected by the family of recombination (reproduction) operators. Th...
Boris Mitavskiy, Jonathan E. Rowe
EC
2006
121views ECommerce» more  EC 2006»
14 years 11 months ago
A Study of Structural and Parametric Learning in XCS
The performance of a learning classifier system is due to its two main components. First, it evolves new structures by generating new rules in a genetic process; second, it adjust...
Tim Kovacs, Manfred Kerber
EC
2006
195views ECommerce» more  EC 2006»
14 years 11 months ago
Automated Global Structure Extraction for Effective Local Building Block Processing in XCS
Learning Classifier Systems (LCSs), such as the accuracy-based XCS, evolve distributed problem solutions represented by a population of rules. During evolution, features are speci...
Martin V. Butz, Martin Pelikan, Xavier Llorà...