A Variable Neighborhood Search Algorithm for the Leather Nesting Problem

Table 4

Evaluating the impact of the parameters 𝑟^𝑗_𝑖 (number of times the best layout is found with the corresponding strategy).

Inst.	𝑟^𝑗𝑖=1	𝑟^𝑗𝑖=3	𝑟^𝑗𝑖=5
Car model 1
1; 1		3
1; 2	1		2
1; 3		3
2; 1			3
2; 2		2	1
2; 3			3
3; 1		3
3; 2	1	2
3; 3	3
4; 1			3
4; 2	2	1
4; 3		3
Total	7	17	12
Car model 2
1	1		2
2	2		1
3		2	1
4		2	1
5		2	1
6	1	2
7		3
8	1	2
9		3
10		2	1
11		3
12	1	1	1
Total	6	22	8