Ejection chains, reference structures and alternating path methods for traveling salesman problems
Discrete Applied Mathematics - Special volume: first international colloquium on graphs and optimization (GOI), 1992
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This paper introduces the "block moves" neighborhood for the Multiple Depot Vehicle Scheduling Problem. Experimental studies are carried out on a set of benchmark instances to assess the quality of the proposed neighborhood and to compare it with two existing neighborhoods using shift and swap. The "block moves" neighborhood can be beneficial for any local search algorithm.