Meijun Chen

Gurobi-versary
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Latest activity by Meijun Chen
  • Meijun Chen commented,

    Dear Jaromił, Thank you very much for the explanation! Now it works very well without any memory problems. Best, Meijun

  • Meijun Chen commented,

    Dear Jaromil, Thanks for your advice, it helps a lot! I have two questions, and I would appreciate it if you could give some insights. 1. In a model that I attempt to use Gurobi to solve, I observe...

  • Meijun Chen created a post,

    Branch-and-bound gap does not close

    Answered

    Dear Gurobi Support Team, I have an MILP optimization problem that I observe takes very long to close the gap between incumbent and best bound. Is there any way to perhaps change the setting of roo...

  • Meijun Chen commented,

    Hi Jaromił, Thank you very much for your quick answer! Does a core number of 64 help when the number of threads is 32? Or does the core number have to be the same as thread number? Thanks again! Be...

  • Meijun Chen commented,

    Dear Jaromił, Thank you very much for your help! I have tried several combinations, and have also tried splitting the problem into two parts to solve. However, there is something that still does no...

  • Meijun Chen created a post,

    Lower memory usage for MILP problem

    Answered

    Dear Gurobi Support Team, I am using Gurobi to solve a mixed integer linear programming problem with ~10^7 continuous variables and ~10^6 binary variables. I am trying to figure out the best parame...