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Variational Quantum Algorithms for Solving Vehicle Routing Problem

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

Vehicle Routing Problem (VRP) is considered one of the most challenging problems with application in several domains, including transportation and logistics distribution. VRP is known to be NP-Hard problem. Several algorithms have been proposed to solve VRP in polynomial time. However, these algorithms are inefficient if the VRP instance increases. Recently, researchers investigated how quantum computing can be used to solve VRP. In particular, two promising variational quantum algorithms have been studied, i.e., Variational Quantum Eigensolver (VQE) and Quantum Approximate Optimization Algorithm (QAOA). In this paper, we implement both algorithms on IBM Qiskit and compare their evaluation in solving several instances of VRP. We observe that current Noisy-Intermediate Scale Quantum (NISQ) devices cannot solve VRP instances beyond 5 nodes and 2 vehicles. Furthermore, we observe that classical optimizers still provide better results.

Original languageEnglish
Title of host publicationInternational Conference on Smart Computing and Application, ICSCA 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350347050
DOIs
StatePublished - 2023
Event2023 International Conference on Smart Computing and Application, ICSCA 2023 - Hail, Saudi Arabia
Duration: 5 Feb 20236 Feb 2023

Publication series

NameInternational Conference on Smart Computing and Application, ICSCA 2023

Conference

Conference2023 International Conference on Smart Computing and Application, ICSCA 2023
Country/TerritorySaudi Arabia
CityHail
Period5/02/236/02/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • QAOA
  • Quantum computing
  • VQE
  • VRP

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Science Applications
  • Computer Vision and Pattern Recognition
  • Information Systems
  • Information Systems and Management

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