Optimizing the Joint Replenishment and Channel Coordination Problem under Supply Chain Environment Using a Simple and Effective Differential Evolution Algorithm

Table 7

The results of different scales under different algorithms.

Problem; scale	Algorithm	IR			JR-CC			Cost reduction
		JTC^∗0	The number to obtain JTC^∗0	Average CPU; time (s)	JTC^∗	The number to obtain JTC^∗	Average CPU; time (s)
𝑛=10	DE	2.7511𝐸4	20	0.7450	1.8161𝐸4	20	0.7472	33.99%
	IDE	2.7511𝐸4	20	0.4037	1.8161𝐸4	20	0.4062
𝑛=30	DE	8.8528𝐸4	9	7.5445	5.5214𝐸4	20	7.3905	37.63%
	IDE	8.8528𝐸4	20	4.1093	5.5214𝐸4	20	3.9868
𝑛=50	DE	1.4770𝐸5	0	14.5153	8.9647𝐸4	0	13.1147	39.30%
	IDE	1.4769𝐸5	20	7.8123	8.9644𝐸4	20	7.6407

∗Represents the meaning of “the optimal”, which had been hinted in Section 2.2 and Section 2.3.