
永宁 赵
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永宁 赵さんの最近のアクティビティ-
永宁 赵さんがコメントを作成しました:
Hi Jaromił, Many thanks for your answer. Kind regards, Yongning
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永宁 赵さんが投稿を作成しました:
Modeling of conditional constraints
回答済みHi, Is there any way to modeling a conditional constraint like follows: if x > X0, then y = 1if x = X0, then y = 0 where x and y are decision variables, and X0 is a predefined constant number. Thanks.
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永宁 赵さんがコメントを作成しました:
Many thanks, Richard. That's quite informative and useful.
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永宁 赵さんが投稿を作成しました:
Any good practice for using bigM?
回答済みHi, I am using many big-Ms in my model, which makes my coefficient statistics very bad. I think that is the main reason for the very slow solving of my optimisation. Matrix range [2e-02, 4e+06]Obj...
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永宁 赵さんがコメントを作成しました:
Thanks, Eli. That helps a lot.
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永宁 赵さんがコメントを作成しました:
Hi Eli, Many thanks for your answer. Are the 9 solutions the only feasible solutions the solver could find, or are they the best 9 feasible solutions selected among others?
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永宁 赵さんが投稿を作成しました:
Solution count
回答済みHi, I am new to optimization and Gurobi, does anyone know what the "solution count" mean when it is greater than 1? Thanks. Yongning