Research Article

Optimal Scheduling for Retrieval Jobs in Double-Deep AS/RS by Evolutionary Algorithms

Figure 7

The shortest traveled distance for simulation results for Case 1. All the goods do not overlap by GA, IGA, and PSO. (a) Goods type A, (b) goods type B, (c) goods type C, and (d) goods type D.
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(a)
634812.fig.007b
(b)
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(c)
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(d)