Igor Ganapolsky
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Igor Ganapolskyさんの最近のアクティビティ-
Igor Ganapolskyさんがコメントを作成しました:
You're not misreading it - the implied ranges matter too, not just explicit coefficients and RHS. Gurobi's recommended ranges apply to variable bounds as well, and for a bilinear or general nonline...
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Igor Ganapolskyさんがコメントを作成しました:
The bottleneck is very likely not Gurobi but what you send back through the Pool. 1) You return result['model'], a live Gurobi model object. Gurobi Model/Env objects are not picklable, and even whe...
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Igor Ganapolskyさんがコメントを作成しました:
A few things from your log that usually explain slow bound movement here. 1) Nearly all your constraints are equalities defining auxiliary products/powers (u1_sq = u1^2, c1_1_sq = c1_1^2, d1_c1_1_s...
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Igor Ganapolskyさんがコメントを作成しました:
-scaling checklist that has helped on energy-system MILPs with ranges like yours (GW vs m² vs tonnes): 1. Rescale PV area/irradiance into the same order as other power terms (e.g. express capacity ...
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Igor Ganapolskyさんがコメントを作成しました:
Adding a practical recovery pattern on top of Gwyneth's ServerTimeout tip: 1. Treat DISCONNECTED as a hard session loss — do not reuse the old Env/Model. Build a fresh gp.Env() with current Instant...
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Igor Ganapolskyさんがコメントを作成しました:
Adding to Ryuta's answer: grbgetkey only exists if you installed the full Gurobi Optimizer distribution and its bin directory is on your PATH. If you installed with "pip install gurobipy", there is...