kalmar/PropertyT.jl
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use SOS_problem-style "interface" for Symmetrized version as well

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kalmarek 2018-08-20 03:59:39 +02:00
parent 9c674ec284
commit 9cdcf27215
1 changed files with 13 additions and 22 deletions
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35
src/Orbit-wise.jl
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@ -116,41 +116,32 @@ function addconstraints!(m::JuMP.Model, data::OrbitData, l::Int=length(data.lapl
println("")
end
function init_model(n, sizes)
m = JuMP.Model();
P = Vector{Array{JuMP.Variable,2}}(n)
function init_model(m, sizes)
P = Vector{Array{JuMP.Variable,2}}(length(sizes))
for (k,s) in enumerate(sizes)
P[k] = JuMP.@variable(m, [i=1:s, j=1:s])
JuMP.@SDconstraint(m, P[k] >= 0.0)
end
JuMP.@variable(m, λ >= 0.0)
JuMP.@objective(m, Max, λ)
return m, P
return P
end
function create_SDP_problem(sett::Settings)
info("Loading orbit data....")
@time SDP_problem, orb_data = OrbitData(sett);
function SOS_problem(X::GroupRingElem, orderunit::GroupRingElem, data::OrbitData; upper_bound=Inf)
m = JuMP.Model();
P = init_model(m, size.(data.Uπs,2))
if sett.upper_bound < Inf
λ = JuMP.getvariable(SDP_problem, :λ)
JuMP.@constraint(SDP_problem, λ <= sett.upper_bound)
λ = JuMP.@variable(m, λ)
if upper_bound < Inf
JuMP.@constraint(SDP_problem, λ <= upper_bound)
end
t = length(orb_data.laplacian)
info("Adding $t constraints ... ")
@time addconstraints!(SDP_problem, orb_data)
info("Adding $(length(data.orbits)) constraints... ")
return SDP_problem, orb_data
end
@time addconstraints!(m, X, orderunit, λ, P, data)
function λandP(m::JuMP.Model, data::OrbitData, warmstart=true)
varλ = m[:λ]
varP = data.Ps
λ, Ps = PropertyT.λandP(data.name, m, varλ, varP, warmstart)
return λ, Ps
JuMP.@objective(m, Max, λ)
return m, λ, P
end
function λandP(m::JuMP.Model, data::OrbitData, sett::Settings)