Variable Neighborhood Search for Parallel Machines Scheduling Problem with Step Deteriorating Jobs

Table 1

The parameters of all jobs in the example under consideration.

Parameter	Job number
	𝐽1	𝐽2	𝐽3	𝐽4	𝐽5	𝐽6	𝐽7	𝐽8
𝑎𝑖	10	13	28	55	63	81	90	95
𝑑𝑖	14	48	21	52	55	60	36	7
𝑏𝑖	14	3	5	41	35	16	47	2