All Questions
7
questions
3
votes
1
answer
612
views
Bin Packing with CP Solver
[ [0,5],
[0,4],
[1,6],
[2,4],
[3,6],
[3,2],
[4,5],
[5,5],
[6,4],
[7,3],
[8,2],
[8,3],
[9,5],
[10,3]]
...
2
votes
0
answers
153
views
Multiple Depot/Crew Office Bus Driver Scheduling Modelling
I'm working on Bus Driver Schedule with multiple add-on constraints that are complex and hence trying to figure out how this can be achieved.
Reference of Bus Driver Scheduling using OR-Tools:-
https:/...
4
votes
1
answer
643
views
maximum number of BoolVar 's before or-tools is no longer feasible to use
The standard nurse scheduling problem which is used as an example for OR-Tools (see for example https://developers.google.com/optimization/scheduling/employee_scheduling) attempts to assign boolean ...
3
votes
1
answer
768
views
How to balance the workload of teachers in OR-Tools (maximization of the minimum)
I am very new to optimization and OR-Tools. I am trying to solve a very simple question.
Let's assume that we have $n$ students. Each student needs to be assigned to only one teacher as a supervisor. ...
9
votes
3
answers
2k
views
Open source MILP solver for quick “good enough” solution
I have a problem that I have already posted elsewhere in OR.stack, but the question is focused around a large binary MILP (about 1 million decision variables). Ultimately, I am more time constrained ...
8
votes
1
answer
760
views
Travelling salesman problem with given number of locations to visit
There's a great example here of how to find a solution to the travelling salesman problem:
...
4
votes
1
answer
467
views
Machine Allocation & optimal Utilization using python
Problem statement: Meet the demand which can be met across 2 facilities each having multiple machines where several components are made. The objective is to find the optimal solution to meet the ...