Xinshuo Yang

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Hello, How do I suppress all console outputs when using gurobipy.read(...)? Thanks, Xinshuo

• Xinshuo Yang
• May 05, 2023 01:57
• Edited
• 3 followers
• 3 comments
• 0 votes

1. Community
2. Programming

Is there a way to retrieve the removed variables (especially the binary variables) after presolve for MIP? I assume the values of those variables have been determined by the presovle and should be ...

• Xinshuo Yang
• March 11, 2023 18:46
• 2 followers
• 1 comment
• 0 votes

1. Community
2. Programming

I need to make changes to my objective function, solve the model and reset the objective function to be the original one. Since my objective function is a LinExp, I was wondering how to make a deep...

• Xinshuo Yang
• November 26, 2022 18:55
• 2 followers
• 1 comment
• 0 votes

1. Community
2. Algorithms

I am using GUROBI multiple-scenario model to solve a MIP with small perturbations from a base model. I know the solution to the base model. So I use var.VarHintVal or var.Start (not both) to guide ...

• Xinshuo Yang
• November 23, 2022 02:40
• Edited
• 3 followers
• 3 comments
• 0 votes

1. Community
2. Algorithms

I have a MIP where two continuous variables x and y are equivalent. So in the solution the sum (denoted by s) of x and y is determined/fixed, but there are infinite many choices of feasible solutio...

• Xinshuo Yang
• October 25, 2022 04:47
• 2 followers
• 1 comment
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1. Community
2. Programming

I am using the multiple scenario Gurobi model in Python where in one of the scenarios I changed the RHS by: constr.ScenNRHS = new_RHS   Now I would like to see whether this change has been success...

• Xinshuo Yang
• October 14, 2022 02:24
• Edited
• 2 followers
• 2 comments
• 0 votes

1. Community
2. Feature Requests

Does GUROBI support sensitivity analysis for input parameters in LP model?

• Xinshuo Yang
• September 23, 2022 03:40
• 2 followers
• 1 comment
• 0 votes