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Fix Project.toml; generate CPLEX cuts more aggresively

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This commit is contained in:
Alinson S. Xavier
2023-01-23 13:43:23 -06:00
parent 1eee63702d
commit 323fd8de63
3 changed files with 18 additions and 26 deletions
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10
src/Cuts/BlackBox/cplex.jl
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@@ -35,6 +35,15 @@ function collect(
# Parameter: Stop processing at the root node
CPXsetintparam(env, CPX_PARAM_NODELIM, 0)
# Parameter: Make cutting plane generation more aggresive
CPXsetintparam(env, CPX_PARAM_AGGCUTLIM, 100)
CPXsetintparam(env, CPX_PARAM_FRACCAND, 1000)
CPXsetintparam(env, CPX_PARAM_FRACCUTS, 2)
CPXsetintparam(env, CPX_PARAM_FRACPASS, 100)
CPXsetintparam(env, CPX_PARAM_GUBCOVERS, 100)
CPXsetintparam(env, CPX_PARAM_MIRCUTS, 2)
CPXsetintparam(env, CPX_PARAM_ZEROHALFCUTS, 2)
# Load problem
lp = CPXcreateprob(env, status_p, "problem")
CPXreadcopyprob(env, lp, mps_filename, "mps")
@@ -79,6 +88,7 @@ function collect(
push!(cuts_rhs, cset.upper)
end
end
@info "$(length(cuts_lhs)) CPLEX cuts collected"
cuts_lhs_matrix::Matrix{Float64} = vcat(cuts_lhs'...)
# Store cuts in HDF5 file