An improved gray wolf optimization to solve the multi-objective tugboat scheduling problem

• Peng Yao,

  Roles Conceptualization, Formal analysis, Methodology, Resources, Writing – original draft

  Affiliation College of Navigation, Jimei University, Xiamen, Fujian, China

  https://orcid.org/0009-0004-5872-0681

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• Xingfeng Duan ,

  Roles Conceptualization, Formal analysis, Resources, Validation, Visualization, Writing – review & editing

  * E-mail: dxf-yk@163.com

  Affiliation College of Navigation, Jimei University, Xiamen, Fujian, China

  https://orcid.org/0000-0003-0755-3030

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• Jiale Tang

  Roles Formal analysis, Investigation, Validation, Visualization

  Affiliation College of Navigation, Jimei University, Xiamen, Fujian, China

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