Model and algorithms for multi-period sea cargo mix problem

In this paper, we consider the sea cargo mix problem in international ocean container shipping industry. We describe the characteristics of the cargo mix problem for the carrier in a multi-period planning horizon, and formulate it as a multi-dimensional multiple knapsack problem (MDMKP). In particul...

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Bibliographic Details
Published in:European journal of operational research Vol. 180; no. 3; pp. 1381 - 1393
Main Authors: Ang, James S.K., Cao, Chengxuan, Ye, Heng-Qing
Format: Journal Article
Language:English
Published: Amsterdam Elsevier B.V 01.08.2007
Elsevier
Elsevier Sequoia S.A
Series:European Journal of Operational Research
Subjects:
ISSN:0377-2217, 1872-6860
Online Access:Get full text
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Summary:In this paper, we consider the sea cargo mix problem in international ocean container shipping industry. We describe the characteristics of the cargo mix problem for the carrier in a multi-period planning horizon, and formulate it as a multi-dimensional multiple knapsack problem (MDMKP). In particular, the MDMKP is an optimization model that maximizes the total profit generated by all freight bookings accepted in a multi-period planning horizon subject to the limited shipping capacities. We propose two heuristic algorithms that can solve large scale problems with tens of thousands of decision variables in a short time. Finally, numerical experiments on a wide range of randomly generated problem instances are conducted to demonstrate the efficiency of the algorithms.
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ISSN:0377-2217
1872-6860
DOI:10.1016/j.ejor.2006.05.012