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Single vehicle’s package delivery strategy with online traffic congestion of certain delay time

  • Xi'an Jiaotong University

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

Abstract

Urban package delivery by single vehicle can be modeled as online Steiner travelling salesman problem. This paper investigates the scenario that delay time of traffic congestion is certain and of real-time information to delivery vehicle, the vehicle can obtain specific delay time of traffic congestion just upon reaching an end vertex of the corresponding edge. Given a graph G = (V, E) and a subset D in V, the goal is to design a minimum-weight closed tour that departs from the depot s in D and returns to s after visiting each destination node in D at least once. When delivery vehicle encounters at most k times of traffic congestion, we first show {k + 1,ρΣ + 1} is a lower bound on competitive ratio for the problem, where ρΣ is the ratio compared sum of delay time of all congested edges with cost of optimal route. We further present an online algorithm for the problem with its competitive ratio proved to be very close to the lower bound.

Original languageEnglish
Title of host publicationFrontiers in Algorithmics - 12th International Workshop, FAW 2018, Proceedings
EditorsPinyan Lu, Jianer Chen
PublisherSpringer Verlag
Pages212-223
Number of pages12
ISBN (Print)9783319784540
DOIs
StatePublished - 2018
Event12th International Frontiers of Algorithmics Workshop, FAW 2018 - Guangzhou, China
Duration: 8 May 201810 May 2018

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume10823 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference12th International Frontiers of Algorithmics Workshop, FAW 2018
Country/TerritoryChina
CityGuangzhou
Period8/05/1810/05/18

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
  2. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

Keywords

  • Competitive analysis
  • Package delivery
  • Traffic congestion

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