Order Batching in Warehouses by Minimizing Total Tardiness: A Hybrid Approach of Weighted Association Rule Mining and Genetic Algorithms

Table 5

Test problems description.

	Example 1	Example 2	Example 3	Example 4	Example 5
Number of orders	40	60	80	100	150
Number of items	80	120	160	200	200
Capacity of picker	200	200	300	400	550
Total weight	2212	3668	4393	6110	8369
Minimum number of batch	11	19	15	16	16
Due dates range	60	90	120	180	240