Martin Staadecker
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Activity overview
Latest activity by Martin Staadecker-
Martin Staadecker commented,
Great thank you!
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Martin Staadecker created a post,
Support for binary model file format
AnsweredHello Gurobi, I'm wondering if there are any plans to support a binary file format for reading and writing models rather than the text LP or MPS format? Some significant advantages of this would be...
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Martin Staadecker commented,
Hello Jaromił, I few notes: - I am already using BarHomogeneous = 1 and have already loosened FeasibilityTol - I don't believe it is as much a problem of numerical issues as it is an issue in the d...
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Martin Staadecker commented,
Ok thank you Tobias!
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Martin Staadecker commented,
Hello Tobias, I was aware of this method however I'm using the Pyomo Python library which doesn't give me this much flexibility (unless I re-write the solver interface myself). Hence why it would b...
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Martin Staadecker created a post,
Feature request: Crossover only if suboptimal
OngoingFor "hard" problems, the barrier method often returns a sub-optimal solution and crossover is required to convert that solution to an optimal one. As such my workflow is currently the following: ...
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Martin Staadecker created a post,
Criteria for Barrier method early termination
AnsweredHello there! I often get the following error when running the barrier algorithm (method=2) on a large LP model. Barrier performed 308 iterations in 5531.94 secondsSub-optimal termination - objectiv...