Sudheer Reddy
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Latest activity by Sudheer Reddy
Sudheer Reddy created a post,
AddGenConstrIndicator coefficients are high
Awaiting user inputIn MPS file I am seeing coefficients of e+05. C55798(6) gen282 1.1748062592941143e+05C55798(6) gen283 1.1748062592941143e+05 C55873(6) gen282 3.5745765630245427e+04C55873(6) gen2...

Sudheer Reddy created a post,
Update Gurobi to a newer version throwing error
AnsweredEven I have Gurobi Lic 11.0.0 I am not able to upgrade and getting below errors

Sudheer Reddy created a post,
Warning: max constraint violation (9.2015e06) exceeds tolerance
AnsweredGurobi Optimizer version 9.5.0 build v9.5.0rc5 (win64)Gurobi Compute Server Worker version 9.5.0 build v9.5.0rc5 (win64)Thread count: 8 physical cores, 8 logical processors, using up to 8 threadsOp...

Sudheer Reddy created a post,
Integer Solutions of Linear Programming Problems
AnsweredIdentifying cases where the solution to an LP problem happens to be integervalued without explicitly formulating it as an Integer Linear Programming (ILP) problem. I understand that in some LP pro...

Sudheer Reddy commented,
Regarding Improvement of Best Bound and MIPGap: In the initial logs before invoking the Gurobi callback, I noticed a trend where the best bound steadily improves over time, and simultaneously, th...

Sudheer Reddy commented,
How to conclude my best bound is not accurate. Is that possible by log values which I have shared

Sudheer Reddy created a post,
Is best bound estimation always accurate as it is changing over time?
OngoingIs best bound estimation always accurate. below are my logs Since best bounds is changing over run time. Gurobi 9.5.0 (win64) logging started Sat Feb 24 23:07:18 2024Set parameter MIPGap to value ...

Sudheer Reddy created a post,
Solver stopping criteria currently I am using MIPGAp and Time Limit and looking to add another stopping criteria
AnsweredMost of the scenarios are completing within 10 mins with MIP gap of 0.01, but only 2 scenarios are reaching the time limit. The two scenarios mostly follows similar graphs as shown below. I'm consi...

Sudheer Reddy commented,
David Torres Sanchez We do have v11.0 lic I will do. In general just want to understand below points Model contains large matrix coefficient range what is this meaning. How to know which one are la...

Sudheer Reddy created a post,
Model logs shows Numerical Issues how to handle this
AnsweredThe model log tells, Consider reformulating model. Here how to find which part of the constraint I need to reformulate. Is there any way to see which constraints are causing this issue? Model con...