Questions tagged [or-tools]

Questions related to or-tools, Google's open-source software suite for optimization

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9
votes
3answers
3k views

Google - OR tools for workforce scheduling problems

Has anyone used the google OR tools in python to solve the workforce scheduling problem. Can you please let me know Advantages and Disadvantages Any issues faced during usage and implementation
7
votes
0answers
307 views

OR-TOOLS : delivery node with multiple possible pickup nodes

I am using ortools to model a VRP with pickup and delivery constraints, where pickups can be done at different nodes. For example, if node A has a demand, it must be picked at node B or C. Here is how ...
4
votes
1answer
168 views

Using VRPy and OR-tools in Python to solve the DCVRP

This question is a follow-up to this one. Since I understand the complexity of the problem I have been underestimating, I turned my attention to off-the-shelf solvers, like VRPy and OR-tools. I would ...
1
vote
1answer
122 views

Travelling salesman problem variant without returning to the starting point

I tried the code provided on the link : https://developers.google.com/optimization/routing/tsp The actual requirement is to traverse all paths without returning to the start point with minimum ...
0
votes
0answers
82 views

Mixed Integer Programming - Model Formulation for A Resource Allocation Problem

There are a number of orders, which needs to be shipped. For each order, there may be 1 to 3 route options. The problem here is to find out the best allocation (combination) of orders among these ...