
Zhongjin Lu
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Recent activity by Zhongjin Lu-
Just one more piece of information: even the BestBd is below the obj value under the starting x values I give to Gurobi. This is puzzling to me.
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Dear Riley, Following your suggestions, I tried to use some heuristic starting values. My question is that given that "Starting Obj Value using x[i].start" is 26.9437, why I got "User MIP start did...
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Riley, Thanks for the suggestion. If I want to get the closest approximation to the best possible solution within a certain amount of time, is there any other parameters I can set? Thanks, Zhongjin
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Ahmed, Thanks a lot. I didn't realize that the default lower bound value is 0. Once I relax it, Gurobi finds the correct answer. Thanks! Zhongjin