Given a general mixed integer program, we automatically detect block structures in the constraint matrix together with the coupling by capacity constraints.
In this paper we present a novel separation heuristic for general mixed integer programs (MIPs), which we call multi-commodity flow cut separator (Mcf), now ...
In this paper we present a novel separation heuristic for general mixed integer programs (MIPs), which we call multi-commodity flow cut separator (Mcf), now ...
Oct 22, 2024 · Given a general mixed integer program, we automatically detect block structures in the constraint matrix together with the coupling by ...
Nov 28, 2009 · Our separation scheme speeds-up the computation for a large set of MIPs coming from network design problems by a factor of two on average.
[PDF] The Mcf-separator: detecting and exploiting multi-commodity ...
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The implementation adds a separator to the branch-and-cut libraries of Scip and Cplex and makes use of the complemented mixed integer rounding framework but ...
“The Mcf-separator: detecting and exploiting multi-commodity flow structures in MIPs” is a paper by Tobias Achterberg Christian Raack published in 2010. It has ...
TL;DR: This work proposes a technique to strengthen a relaxed decision diagram of a problem by incorporating inference from constraints via a Lagrangian ...
Jul 3, 2010 · In this paper we present a novel separation heuristic for general mixed integer programs. (MIPs), which we call multi-commodity flow cut ...
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... {The Mcf-separator: detecting and exploiting multi-commodity flow structures in MIPs}, journal = {Mathematical Programming Computation}, volume = {2} ...