Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization

Many metaheuristic algorithms have been proposed to solve combinatorial and numerical optimization problems. Most optimization problems have high dependence, meaning that variables are strongly dependent on one another. If a method were to attempt to optimize each variable independently, its perform...

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Main Authors: Shu-Yu Kuo, Yao-Hsin Chou
Format: Article
Language:English
Published: IEEE 2017-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/7968262/
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author Shu-Yu Kuo
Yao-Hsin Chou
author_facet Shu-Yu Kuo
Yao-Hsin Chou
author_sort Shu-Yu Kuo
collection DOAJ
description Many metaheuristic algorithms have been proposed to solve combinatorial and numerical optimization problems. Most optimization problems have high dependence, meaning that variables are strongly dependent on one another. If a method were to attempt to optimize each variable independently, its performance would suffer significantly. When traditional optimization techniques are applied to highdependence problems, they experience difficulty in finding the global optimum. To address this problem, this paper proposes a novel metaheuristic algorithm, the entanglement-enhanced quantum-inspired tabu search algorithm (Entanglement-QTS), which is based on the quantum-inspired tabu search (QTS) algorithm and the feature of quantum entanglement. Entanglement-QTS differs from other quantum-inspired evolutionary algorithms in that its Q-bits have entangled states, which can express a high degree of correlation, rendering the variables more intertwined. Entangled Q-bits represent a state-of-the-art idea that can significantly improve the treatment of multimodal and high-dependence problems. Entanglement-QTS can discover optimal solutions, balance diversification and intensification, escape numerous local optimal solutions by using the quantum not gate, reinforce the intensification effect by local search and entanglement local search, and manage strong-dependence problems and accelerate the optimization process by using entangled states. This paper uses nine benchmark functions to test the search ability of the entanglement-QTS algorithm. The results demonstrate that Entanglement-QTS outperforms QTS and other metaheuristic algorithms in both its effectiveness at finding the global optimum and its computational efficiency.
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spelling doaj.art-7fdd52c2ce8f41e8adab6802ee8296de2022-12-21T20:30:27ZengIEEEIEEE Access2169-35362017-01-015132361325210.1109/ACCESS.2017.27235387968262Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function OptimizationShu-Yu Kuo0Yao-Hsin Chou1https://orcid.org/0000-0002-3254-5510National Chi Nan University, Puli, TaiwanNational Chi Nan University, Puli, TaiwanMany metaheuristic algorithms have been proposed to solve combinatorial and numerical optimization problems. Most optimization problems have high dependence, meaning that variables are strongly dependent on one another. If a method were to attempt to optimize each variable independently, its performance would suffer significantly. When traditional optimization techniques are applied to highdependence problems, they experience difficulty in finding the global optimum. To address this problem, this paper proposes a novel metaheuristic algorithm, the entanglement-enhanced quantum-inspired tabu search algorithm (Entanglement-QTS), which is based on the quantum-inspired tabu search (QTS) algorithm and the feature of quantum entanglement. Entanglement-QTS differs from other quantum-inspired evolutionary algorithms in that its Q-bits have entangled states, which can express a high degree of correlation, rendering the variables more intertwined. Entangled Q-bits represent a state-of-the-art idea that can significantly improve the treatment of multimodal and high-dependence problems. Entanglement-QTS can discover optimal solutions, balance diversification and intensification, escape numerous local optimal solutions by using the quantum not gate, reinforce the intensification effect by local search and entanglement local search, and manage strong-dependence problems and accelerate the optimization process by using entangled states. This paper uses nine benchmark functions to test the search ability of the entanglement-QTS algorithm. The results demonstrate that Entanglement-QTS outperforms QTS and other metaheuristic algorithms in both its effectiveness at finding the global optimum and its computational efficiency.https://ieeexplore.ieee.org/document/7968262/Quantum-inspired tabu search (QTS)quantum entanglementmetaheuristic algorithmsfunction optimization
spellingShingle Shu-Yu Kuo
Yao-Hsin Chou
Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
IEEE Access
Quantum-inspired tabu search (QTS)
quantum entanglement
metaheuristic algorithms
function optimization
title Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
title_full Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
title_fullStr Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
title_full_unstemmed Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
title_short Entanglement-Enhanced Quantum-Inspired Tabu Search Algorithm for Function Optimization
title_sort entanglement enhanced quantum inspired tabu search algorithm for function optimization
topic Quantum-inspired tabu search (QTS)
quantum entanglement
metaheuristic algorithms
function optimization
url https://ieeexplore.ieee.org/document/7968262/
work_keys_str_mv AT shuyukuo entanglementenhancedquantuminspiredtabusearchalgorithmforfunctionoptimization
AT yaohsinchou entanglementenhancedquantuminspiredtabusearchalgorithmforfunctionoptimization