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Attention Mechanism Based Multi-task Learning Framework for Transportation Time Prediction

  • East China Normal University
  • Shanghai Engineering Research Center of Big Data Management

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

Abstract

Transportation time prediction (TIP) of a truck is one of key tasks for supporting the services in bulk logistics like route planning. But TIP prediction is challenging as it involves travel time prediction and dwell time prediction, which are influenced by various complex factors. Besides, there exists mutually constrained effects between travel time prediction and dwell time prediction. In this paper, we propose an Attention Mechanism based Multi-Task prediction framework consisting of travel pattern learning, stay pattern learning and transportation time modeling, called AMP. In view of that low prediction performance resulted by uncertain dwell time and mutually constrained effects between travel time and dwell time, we put forward a stay pattern learning module based on transformer and multi-factor attention mechanism. Furthermore, we design a multi-task learning based prediction module embedded with a mutual cross-attention mechanism to enhance overall prediction performance. Experimental results on a large-scale logistics data set demonstrate that our proposal can reduce MAPE by an average of 9.2%, MAE by an average of 19.5%, and RMSE by an average of 23.0% as compared to the baselines.

Original languageEnglish
Title of host publicationAdvances in Knowledge Discovery and Data Mining - 28th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2024, Proceedings
EditorsDe-Nian Yang, Xing Xie, Vincent S. Tseng, Jian Pei, Jen-Wei Huang, Jerry Chun-Wei Lin
PublisherSpringer Science and Business Media Deutschland GmbH
Pages376-388
Number of pages13
ISBN (Print)9789819722648
DOIs
StatePublished - 2024
Event28th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2024 - Taipei, Taiwan, Province of China
Duration: 7 May 202410 May 2024

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14649 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference28th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2024
Country/TerritoryTaiwan, Province of China
CityTaipei
Period7/05/2410/05/24

Keywords

  • Attention mechanism
  • Bulk logistics
  • Multi-task learning

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