yunzhuang shen
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yunzhuang shenさんの最近のアクティビティ-
yunzhuang shenさんがコメントを作成しました:
Hi David, Thanks for your quick explanation. I cannot understand "it may happen that using the colorings already produced, all the vertices are covered and the entering column (even though it has a...
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yunzhuang shenさんが投稿を作成しました:
In column generation, including negative reduced cost columns does not improve the LP.
回答済みHi, I am using column generation to compute LP bound for the graph coloring problem. The dual solution to the current restricted master problem (RMP) is used to generate columns with negative redu...
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yunzhuang shenさんがコメントを作成しました:
Thanks, Matthias. The answer makes sense to me. Regards, Yunzhuang
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yunzhuang shenさんが投稿を作成しました:
warm start LP solver in Gurobi
回答済みHi, I have two questions related to solving LPs. - When I warm start the LP solver, it seems the LP solver automatically switches to the single thread mode, while I allocate 4 threads to it. - When...