Xianbang Chen
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Recent activity by Xianbang Chen
How to solve this MILPbased regression model faster?
AnsweredHello, I am trying to solve a MILPbased regression model as following. Basically, I am training the B that can lead to good w with minimal cost loss (the first term in the objective), through sol...

MIQP is solved faster but unstable! Any suggestions for this?
AnsweredHello, I am solving a MIQP problem on MATLAB with YALMIP. At first, it is solved slowly. Therefore, I take the suggestion from https://support.gurobi.com/hc/enus/community/posts/360075509811Howt...

How to solve MIQP faster?
AnsweredI am solving a MIQP problem with GUROBI 9.1, but its solving time is lower than CPLEX and MOSEK: GUROBI MOSEK CPLEX Optimal value 2.5059e+3 2.5101e+3 2.5101e+3 Solving tim...

How can I solve a largesize MILP problem?
Hello everyone, I try to solve a largesize MILP problem as the figure shows: In terms of solving, I think it faces two main challenges: (1) This is a NPhard problem due to some w are binary. Bes...

Customize variable and constraint names of LP file (in MATLAB)
AnsweredHello everyone, I have a problem needing your help. I am modeling an MIP problem on MATLAB and YALMIP. I use the codes like Decision_State_startup = binvar(Number_gen,Number_horizon);Decision_Gen...