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IEICE TRANSACTIONS on Information

A Fully-Parallel Annealing Algorithm with Autonomous Pinning Effect Control for Various Combinatorial Optimization Problems

Daiki OKONOGI, Satoru JIMBO, Kota ANDO, Thiem Van CHU, Jaehoon YU, Masato MOTOMURA, Kazushi KAWAMURA

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Summary :

Annealing computation has recently attracted attention as it can efficiently solve combinatorial optimization problems using an Ising spin-glass model. Stochastic cellular automata annealing (SCA) is a promising algorithm that can realize fast spin-update by utilizing its parallel computing capability. However, in SCA, pinning effect control to suppress the spin-flip probability is essential, making escaping from local minima more difficult than serial spin-update algorithms, depending on the problem. This paper proposes a novel approach called APC-SCA (Autonomous Pinning effect Control SCA), where the pinning effect can be controlled autonomously by focusing on individual spin-flip. The evaluation results using max-cut, N-queen, and traveling salesman problems demonstrate that APC-SCA can obtain better solutions than the original SCA that uses pinning effect control pre-optimized by a grid search. Especially in solving traveling salesman problems, we confirm that the tour distance obtained by APC-SCA is up to 56.3% closer to the best-known compared to the conventional approach.

Publication
IEICE TRANSACTIONS on Information Vol.E106-D No.12 pp.1969-1978
Publication Date
2023/12/01
Publicized
2023/09/19
Online ISSN
1745-1361
DOI
10.1587/transinf.2023PAP0003
Type of Manuscript
Special Section PAPER (Special Section on Forefront Computing)
Category

Authors

Daiki OKONOGI
  Tokyo Institute of Technology
Satoru JIMBO
  Tokyo Institute of Technology
Kota ANDO
  Hokkaido University
Thiem Van CHU
  Tokyo Institute of Technology
Jaehoon YU
  Tokyo Institute of Technology
Masato MOTOMURA
  Tokyo Institute of Technology
Kazushi KAWAMURA
  Tokyo Institute of Technology

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