Adaptive differential evolution: a robust approach to by Jingqiao Zhang, Arthur C. Sanderson PDF

By Jingqiao Zhang, Arthur C. Sanderson

ISBN-10: 3642015263

ISBN-13: 9783642015267

Optimization difficulties are ubiquitous in educational learn and real-world functions anyplace such assets as area, time and price are restricted. Researchers and practitioners have to clear up difficulties primary to their day-by-day paintings which, despite the fact that, might convey a number of demanding features equivalent to discontinuity, nonlinearity, nonconvexity, and multimodality. it's anticipated that fixing a posh optimization challenge itself should still effortless to take advantage of, trustworthy and effective to accomplish passable solutions.

Differential evolution is a contemporary department of evolutionary algorithms that's able to addressing a large set of complicated optimization difficulties in a comparatively uniform and conceptually uncomplicated demeanour. For greater functionality, the keep watch over parameters of differential evolution must be set correctly as they've got diverse results on evolutionary seek behaviours for varied difficulties or at assorted optimization levels of a unmarried challenge. the elemental subject matter of the publication is theoretical examine of differential evolution and algorithmic research of parameter adaptive schemes. themes lined during this booklet include:

  • Theoretical research of differential evolution and its regulate parameters
  • Algorithmic layout and comparative research of parameter adaptive schemes
  • Scalability research of adaptive differential evolution
  • Adaptive differential evolution for multi-objective optimization
  • Incorporation of surrogate version for computationally pricey optimization
  • Application to winner decision in combinatorial auctions of E-Commerce
  • Application to flight course making plans in Air site visitors Management
  • Application to transition chance matrix optimization in credit-decision making

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Extra info for Adaptive differential evolution: a robust approach to multimodal problem optimization

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Compared to DE/rand/k, greedy strategies such as DE/current-to-best/k and DE/best/k benefit from their fast convergence by incorporating best solution information in the evolutionary search. However, the best solution information may also cause problems such as premature convergence due to the resultant decreased population diversity. In view of the fast but less reliable convergence performance of greedy strategies, a new mutation strategy, named DE/current-to-pbest, is proposed to serve as the basis of the adaptive DE algorithm JADE proposed in this chapter.

In addition, they form an iterative mapping which can be used to understand the complete evolutionary dynamics of DE for the sphere model. 5 Numerical Evaluation and Discussions In this section, we compare the derived analytical results with practical DE experiments. As stated before, our analytical result is thought to be desirable only for optimization problem of dimension D ≥ 30 and when the population size NP is rather large. 5 (these are the two typical values used in the literature). Then, systematic experiments are conducted for a large range of D and NP to identify the applicability and the limitation of the analytical model.

JDE is further extended by adapting two mutation strategies and the new algorithm, named jDE-2 [22], shows results competitive to the original SaDE (which implements a local Quasi–Newton search procedure after 200 generations) on a set of 25 benchmark functions. 6 Algorithms Comparison We have briefly reviewed a number of recently proposed parameter adaptive differential evolution algorithms. , the control parameters themselves go through the mutation, crossover, and selection operations. Some implement a fuzzy logic controller to update parameter values in an adaptive manner [19], [20].

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Adaptive differential evolution: a robust approach to multimodal problem optimization by Jingqiao Zhang, Arthur C. Sanderson

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