Shadi Beheshti
 Total activity 10
 Last activity
 Member since
 Following 0 users
 Followed by 0 users
 Votes 0
 Subscriptions 4
Activity overview
Latest activity by Shadi Beheshti
Shadi Beheshti created a post,
Heuristic solution for continuous and binary variables
AnsweredGood day. I am solving optimization problem by Gurobi. In the first case, I defined variables as binary using the following command: x = [model.addVar(vtype=gp.GRB.BINARY, name="x%s" % i) for i in...

Shadi Beheshti commented,
Good day, I would like to save the Gaps (16.1, 12.5, 2.86)that I get in the output log: Nodes  Current Node  Objective Bounds  Work Expl Unexpl  Obj Depth IntInf  In...

Shadi Beheshti commented,
Thanks a lot for your great help and the nice clarification. Sure. You are right. The presolver considers the variables as binaries. I deactivate the presolver in the early stage of process using...

Shadi Beheshti commented,
Thanks for the reply and your great help. I expect to have at least some continuous values where I stop Gurobi where the MIPGap is still large. For example, in the following code: import numpy as n...

Shadi Beheshti created a post,
How to solve continuousvariable quadratic program and do warmstating
Awaiting user inputI am going to solve a continuousvariable Qubo problem by Gurobi. However, it gives me always the binary solutions. Does any one know how to resolve the issue such that I can get continuousvalue s...

Shadi Beheshti created a post,
How to print the cost function in every step of optimization in Gurobipy?
AnsweredI am going to plot cost function (feval) in terms of iterations in Gurobipy? Could you please help me how to do that? The code is in the foolowing: import gurobipy as gpgurobipy_model = gp.Model("g...