Jacob Wren
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Jacob Wrenさんの最近のアクティビティ-
Jacob Wrenさんがコメントを作成しました:
Thanks, Eli.
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Jacob Wrenさんが投稿を作成しました:
Suppress all console output from Gurobi
回答済みHi, I am using Pyomo in a floating license environment. I set the OutputFlag parameter to 0 before the Gurobi environment is started via: import pyomo.environ as pyoopt = pyo.SolverFactory("gurobi_...
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Jacob Wrenさんがコメントを作成しました:
Hi Jaromił, It might be best to solve the model as a nonconvex one instead of trying to "trick" it into a convex one. Two questions: 1) How do I know at what value of epsilon the model goes from...
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Jacob Wrenさんが投稿を作成しました:
QCQP tuner difficulties
回答済みHello, Gurobi is unable to solve my convex quadratically-constrained quadratic program (QCQP) for certain values of a tuning parameter. This is my explanation. Call the tuning parameter epsilon. W...
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Jacob Wrenさんがコメントを作成しました:
Ahh. Thank you, Jaromił!
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Jacob Wrenさんがコメントを作成しました:
Okay. Thank you, Eli!
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Jacob Wrenさんがコメントを作成しました:
Hi Jaromil, For LP it can happen as well. This is because different algorithms are executed depending on the number of Threads. But I set the Method parameter to 4. Thanks, Jake
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Jacob Wrenさんがコメントを作成しました:
Hi Jaromil, Isn't this answer only relevant to mixed integer programming? Thanks, Jake
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Jacob Wrenさんがコメントを作成しました:
Hello Eli, There are a few details that I left out of my scheme. I use MPI for parallelization across multiple nodes. Then, I use the Python library Joblib for parallelization across multiple cores...
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Jacob Wrenさんがコメントを作成しました:
Hi Eli, Within each process, there is only one Gurobi environment, and only one user thread interacts with that environment. How do you know that only one user thread interacts with that environm...