Letters: Delayed chaotic neural network with annealing controlling for maximum clique problem

  • Authors:
  • Gang Yang;Junyan Yi

  • Affiliations:
  • -;-

  • Venue:
  • Neurocomputing
  • Year:
  • 2014

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Abstract

In this paper, we propose a delayed chaotic neural network with annealing controlling strategies (DCNN-AC) to solve the NP-complete maximum clique problem (MCP). We point out some flaws in the variable delayed neural network proposed by Chen, and demonstrate that DCNN-AC is a powerful chaotic neural network through analyzing its single neural model and its ''beautiful'' chaotic dynamics. DCNN-AC has richer and more flexible chaotic dynamics and flexible annealing controlling strategies, so that it can be expected to have higher searching ability for globally optimal or near-optimal solutions. The DCNN-AC performance has been verified by simulations on some MCP benchmark instances. The comparisons with some famous proximate algorithms show the superiority of DCNN-AC in terms of the solution quality and the comparable computation time.