Research Article
A Building-Block-Based Genetic Algorithm for Solving the Robots Allocation Problem in a Robotic Mobile Fulfilment System
Table 2
Average results of the completely random instances.
| | Average result | Ran-6 | Ran-15 | | MS | DS | DEV% | Best | MS | DS | DEV% | Best |
| | FCFS | 5882 | 5822.4 | 286.7 | 0 | 5559.7 | 5784 | 265.5 | 0 | | RAND | 4854.3 | 4114.2 | 219.1 | 0 | 2132.3 | 3952.6 | 40.17 | 0 | | 2-Point | 4656.3 | 4015.5 | 206.1 | 0 | 2117.3 | 4133.7 | 39.19 | 0 | | MMBX | 4599.6 | 3750.2 | 202.4 | 0 | 2073.9 | 3863.6 | 36.33 | 0 | | BBX2 | 4593 | 3790.1 | 201.9 | 0 | 2075.7 | 3881.7 | 36.45 | 0 | | BBX4 | 4561.3 | 3707.7 | 199.8 | 10 | 2062.3 | 3790.8 | 35.57 | 10 |
| | | Ran-24 | Ran-42 |
| | FCFS | 5627.7 | 5884.9 | 270 | 0 | 5631.7 | 5907 | 270.2 | 0 | | RAND | 1546.1 | 4348.51 | 1.63 | 5 | 1528.6 | 3983.1 | 0.49 | 9 | | 2-Point | 1547.3 | 4513.9 | 1.72 | 3 | 1529 | 3992.6 | 0.51 | 9 | | MMBX | 1537.8 | 4266.2 | 1.09 | 5 | 1528.1 | 4020.2 | 0.45 | 9 | | BBX2 | 1538.2 | 4304.5 | 1.12 | 5 | 1528.5 | 4008.8 | 0.48 | 9 | | BBX4 | 1537.1 | 4218.6 | 1.05 | 10 | 1528 | 4029.9 | 0.45 | 10 |
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