An Integrated Model for Production and Distribution Planning of Perishable Products with Inventory and Routing Considerations

Table 5

Computational results (large size test problems).

Number	𝑍^Alg		CPU^Alg		𝑍^LB	Gap 1		𝑍^LINGO	Gap 2
	Avg.	Worst	Avg.	Worst		Avg.	Worst
9	556028	572704	1097	1141	526941	5.52%	8.68%	590796	12.12%
10	834042	860841	1691	1773	769475	8.39%	11.87%	895742	16.41%
11	741370	765830	2175	2244	692744	7.02%	10.55%	799822	15.46%
12	1112056	1147772	3252	3374	1054671	5.44%	8.83%	1180939	11.97%
13	926713	955584	3919	4039	863965	7.26%	10.60%	984028	13.90%
14	1390069	1426843	4702	4924	1293635	7.45%	10.30%	1476745	14.15%
15	1112056	1143883	4892	5088	1030104	7.96%	11.05%	1184692	15.01%
16	1668083	1711109	5791	5965	1549744	7.64%	10.41%	1792531	15.67%