From: Managing daily surgery schedules in a teaching hospital: a mixed-integer optimization approach
Instance | CPU time (s) | Total cost (€) | Integer variables | Continuous variables | Constraints | Nodes | Iterations |
---|---|---|---|---|---|---|---|
1 | 3.8 | 3,400 | 33 | 15 | 140 | 10,552 | 36,167 |
2 | 3.5 | 2,850 | 65 | 19 | 357 | 5,812 | 26,076 |
3 | 4.7 | 3,258 | 90 | 20 | 510 | 4,734 | 21,390 |
4 | 140 | 5,100 | 119 | 21 | 691 | 224,573 | 948,271 |
5 | 456.3 | 3,650 | 152 | 22 | 900 | 558,804 | 2,984,012 |
6 | 1,720.1 | 4,183 | 387 | 28 | 3,013 | 1213370 | 5,627,758 |