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Journal article

Opposition-Based Differential Evolution

Shahryar Rahnamayan, Hamid R. Tizhoosh, M.M.A. Salama

IEEE Transactions on Evolutionary Computation1 Feb 2008

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Evolutionary algorithms (EAs) are well-known optimization approaches to deal with nonlinear and complex problems. However, these population-based algorithms are computationally expensive due to the slow nature of the evolutionary process. This paper presents a novel algorithm to accelerate the differential evolution (DE). The proposed opposition-based DE (ODE) employs opposition-based learning (OBL) for population initialization and also for generation jumping. In this work, opposite numbers have been utilized to improve the convergence rate of DE. A comprehensive set of 58 complex benchmark functions including a wide range of dimensions is employed for experimental verification. The influence of dimensionality, population size, jumping rate, and various mutation strategies are also investigated. Additionally, the contribution of opposite numbers is empirically verified. We also provide a comparison of ODE to fuzzy adaptive DE (FADE). Experimental results confirm that the ODE outperforms the original DE and FADE in terms of convergence speed and solution accuracy.

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Published
1 Feb 2008
Publisher
Institute of Electrical and Electronics Engineers
Issue
Volume 12 · Issue 1 · Pages 64–79
ISSN
1089-778X
Language
EN

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