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Search options user 3972
3
votes
1answer
I am reading A tutorial on column generation and branch-and-price for vehicle routing problems by Dominique Feillet to learn the column generation approach, but I have a problem. in section 3.3 entitl …
asked Aug 12 '20 by Bhr
5
votes
0answers
I want to use a column generation based heuristic to solve a capacitated Vehicle Routing Problem. I know the basics of the algorithm but I don't have much experience in coding. is there any code about …
asked Aug 15 '20 by Bhr
2
votes
1answer
I have some points with determined coordinates $(a_i,b_i)$. A vehicle can move between these points based on rectangular distance. In more detail, we consider that the path between points is an orthog …
asked Sep 23 '20 by Bhr
6
votes
2answers
Can branch and price be a good solution approach for a routing problem with min-max objective function? For example, minimizing the max length of any vehicle route in a VRP. In the literature, I haven …
asked Sep 3 '20 by Bhr
5
votes
1answer
I want to solve a VRP with a column generation algorithm. The objective of the problem is makespan minimization. In more detail, I want to minimize the arrival time of the last vehicle in the depot. I …
asked Aug 11 '20 by Bhr
2
votes
2answers
can anyone suggest some good books with the implementation of heuristics and matheuristics using C++ to solve operations research problems especially routing problems such as TSP and VRP. also, I need …
asked Sep 24 '20 by Bhr
1
vote
1answer
I have a discrete optimization problem in which there are some predetermined nodes in the set A. a vehicle must visit them as the traveling salesman problem. there are some other nodes in the set B th …
asked Oct 8 '20 by Bhr
4
votes
1answer
I want to solve a VRP with a column generation algorithm. The objective of the problem is makespan minimization. but there is a point in calculating the arrival time of the vehicle in each node. the v …
asked Aug 23 '20 by Bhr