Merge 00619738f4 into 58cc33ac69
Ogün Yurdakul
2 years ago
committed by
GitHub
commit
5066d44bdc
@ -0,0 +1,307 @@
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using Base: Order
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using DataStructures
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using DataFrames, DelimitedFiles, Statistics
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using MPI, Printf
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using Glob, Gurobi, JuMP
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const TEMPDIR = tempdir()
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const INPUT_PATH = "$(TEMPDIR)/input_files/new_scenarios"
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const FILENAME = "$(abspath(joinpath(pathof(UnitCommitment), "..")))solution/methods/ProgressiveHedging/ph_subp.jl"
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function _scenario_to_dict(
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sc::UnitCommitment.UnitCommitmentScenario,
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)::OrderedDict
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json = OrderedDict()
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json["Parameters"] = OrderedDict()
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json["Parameters"]["Scenario name"] = sc.name
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json["Parameters"]["Scenario weight"] = sc.probability
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json["Parameters"]["Version"] = "0.3"
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json["Parameters"]["Time (h)"] = sc.time
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json["Parameters"]["Power balance penalty (\$/MW)"] =
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sc.power_balance_penalty
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if length(sc.reserves) > 0
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json["Reserves"] = OrderedDict()
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for r in sc.reserves
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r_dict = json["Reserves"][r.name] = OrderedDict()
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r_dict["Type"] = r.type
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r_dict["Amount (MW)"] = r.amount
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r_dict["Shortfall penalty (\$/MW)"] = r.shortfall_penalty
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end
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end
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json["Buses"] = OrderedDict()
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total_load = sum([b.load for b in sc.buses])
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json["Buses"]["b1"] = OrderedDict()
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json["Buses"]["b1"]["Load (MW)"] = total_load
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json["Generators"] = OrderedDict()
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for g in sc.thermal_units
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g_dict = json["Generators"][g.name] = OrderedDict()
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g_dict["Bus"] = "b1"
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g_dict["Ramp up limit (MW)"] = g.ramp_up_limit
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g_dict["Ramp down limit (MW)"] = g.ramp_down_limit
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g_dict["Startup limit (MW)"] = g.startup_limit
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g_dict["Shutdown limit (MW)"] = g.shutdown_limit
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g_dict["Minimum uptime (h)"] = g.min_uptime
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g_dict["Minimum downtime (h)"] = g.min_downtime
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g_dict["Initial status (h)"] = g.initial_status
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g_dict["Initial power (MW)"] = g.initial_power
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g_dict["Must run?"] = g.must_run
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g_dict["Startup delays (h)"] =
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[st_c.delay for st_c in g.startup_categories]
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g_dict["Startup costs (\$)"] =
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[st_c.cost for st_c in g.startup_categories]
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K = length(g.cost_segments) + 1
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T = length(g.min_power)
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curve_mw = Matrix{Float64}(undef, T, K)
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curve_cost = Matrix{Float64}(undef, T, K)
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curve_mw[:, 1] = g.min_power
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curve_cost[:, 1] = g.min_power_cost
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for k in 1:K-1
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curve_mw[:, k+1] = curve_mw[:, k] + g.cost_segments[k].mw
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curve_cost[:, k+1] =
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curve_cost[:, k] +
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(g.cost_segments[k].cost .* g.cost_segments[k].mw)
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end
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g_dict["Production cost curve (MW)"] = (curve_mw)
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g_dict["Production cost curve (\$)"] = (curve_cost)
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length(g.reserves) == 0 ||
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(g_dict["Reserve eligibility"] = [r.name for r in g.reserves])
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end
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return json
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end
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function _create_new_scenarios(
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s_num::Int,
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r::Int,
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system::String,
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date::String,
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)::String
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path = "$(INPUT_PATH)/$(system)/snum_$(s_num)/run_$r"
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benchmark = "matpower/$(system)/$(date)"
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mkpath(path)
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for sn in 1:s_num
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sc = UnitCommitment.read_benchmark(benchmark).scenarios[1]
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randomize!(sc, UnitCommitment.XavQiuAhm2021.Randomization())
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sc.name = "s$(sn)"
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sc.probability = 1 / s_num
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sc_dict = _scenario_to_dict(sc)
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write("$(path)/s$(sn).json", sc_dict)
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end
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return path
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end
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function _solve_instance(scenarios::Vector{String})::AbstractDict
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instance = UnitCommitment.read(scenarios)
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model = UnitCommitment.build_model(
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instance = instance,
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optimizer = Gurobi.Optimizer,
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formulation = Formulation(),
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)
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set_optimizer_attribute(model, "Threads", length(instance.scenarios))
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time_stat = @timed UnitCommitment.optimize!(model)
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extensive_solution = Dict(
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"objective value" => objective_value(model),
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"binary values" =>
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[value(var) for var in all_variables(model) if is_binary(var)],
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"solution statistics" => time_stat,
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)
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return extensive_solution
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end
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function _write_setup(system::String, snum::Int, r::Int)
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open("$(INPUT_PATH)/setup.txt", "w") do file
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return Base.write(file, @sprintf("%s,%d,%d", system, snum, r))
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end
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end
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function _retrieve_results(
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extensive_solution::Dict,
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solution_path::String,
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)::OrderedDict
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result = OrderedDict()
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result["extensive form"] = OrderedDict()
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result["extensive form"]["objective value"] =
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extensive_solution["objective value"]
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result["extensive form"]["wallclock time"] =
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extensive_solution["solution statistics"].time
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result["progressive hedging"] = OrderedDict()
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open("$(solution_path)/1/global_obj.txt") do glob_obj
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return global global_obj = split(Base.read(glob_obj, String))[1]
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end
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open("$(solution_path)/1/wallclock_time.txt") do wallcl_time
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return global wallclock_time = split(Base.read(wallcl_time, String))[1]
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end
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result["progressive hedging"]["objective value"] =
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parse(Float64, global_obj)
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result["progressive hedging"]["wallclock time"] =
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parse(Float64, wallclock_time)
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extensive_binary_vals = extensive_solution["binary values"]
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ph_binary_vals =
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vec(readdlm("$(solution_path)/1/binary_vals.csv", ',', Float64))
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result["% similarity"] =
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(
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1 - (
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sum(abs.(extensive_binary_vals - ph_binary_vals)) /
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length(extensive_binary_vals)
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)
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) * 100
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return result
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end
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function fetch_ph_benchmark_summary_df(
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solution_stat::OrderedDict,
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)::AbstractDataFrame
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extensive_obj = Vector{Float64}(undef, 0)
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ph_obj = Vector{Float64}(undef, 0)
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extensive_time = Vector{Float64}(undef, 0)
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ph_time = Vector{Float64}(undef, 0)
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setup = Vector{String}(undef, 0)
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similarity = Vector{Float64}(undef, 0)
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for (system, system_result) in solution_stat
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for (snum, snum_result) in system_result
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push!(setup, @sprintf("%s (%s)", system, snum))
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push!(
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extensive_obj,
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round(
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mean([
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snum_result[rep]["extensive form"]["objective value"]
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for rep in keys(snum_result)
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]),
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digits = 3,
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),
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)
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push!(
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ph_obj,
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round(
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mean([
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snum_result[rep]["progressive hedging"]["objective value"]
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for rep in keys(snum_result)
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]),
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digits = 3,
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),
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)
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push!(
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extensive_time,
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round(
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mean([
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snum_result[rep]["extensive form"]["wallclock time"] for
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rep in keys(snum_result)
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]),
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digits = 3,
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),
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)
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push!(
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ph_time,
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round(
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mean([
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snum_result[rep]["progressive hedging"]["wallclock time"]
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for rep in keys(snum_result)
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]),
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digits = 3,
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),
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)
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push!(
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similarity,
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round(
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mean([
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snum_result[rep]["% similarity"] for
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rep in keys(snum_result)
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]),
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digits = 3,
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),
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)
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end
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end
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df = DataFrame(
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hcat(setup, extensive_obj, ph_obj, extensive_time, ph_time, similarity),
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[
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"system (scenario number)",
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"objective value-extensive",
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"objective value-ph",
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"wallclock time-extensive",
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"wallclock time-ph",
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"% similarity",
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],
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)
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return df
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end
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function fetch_ph_benchmark_detailed_df(
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solution_stat::OrderedDict,
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)::AbstractDataFrame
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systems = Vector{String}(undef, 0)
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scenario_numbers = Vector{Int}(undef, 0)
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methods = Vector{String}(undef, 0)
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run_indices = Vector{Int}(undef, 0)
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objective_values = Vector{Float64}(undef, 0)
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wallclock_times = Vector{Float64}(undef, 0)
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similarities = Vector{Float64}(undef, 0)
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for (system, system_result) in solution_stat
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for (snum, snum_result) in system_result
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for (run, run_result) in snum_result
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for method in ["extensive form", "progressive hedging"]
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push!(systems, system)
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push!(scenario_numbers, snum)
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push!(methods, method)
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push!(run_indices, run)
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push!(
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objective_values,
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round(
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run_result[method]["objective value"],
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digits = 3,
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),
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)
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push!(
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wallclock_times,
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round(run_result[method]["wallclock time"], digits = 3),
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)
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push!(
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similarities,
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round(run_result["% similarity"], digits = 3),
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)
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end
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end
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end
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end
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df = DataFrame(
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hcat(
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systems,
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scenario_numbers,
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methods,
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run_indices,
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objective_values,
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wallclock_times,
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similarities,
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),
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[
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"system",
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"number of scenarios",
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"method",
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"run-x",
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"objective value",
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"wallclock time",
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"% similarity",
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],
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)
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return df
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end
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function run_ph_benchmark(
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cases::AbstractDict;
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date::String = "2017-01-01",
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)::OrderedDict
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mkpath(INPUT_PATH)
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solution_stat = OrderedDict()
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for system in keys(cases)
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solution_stat[system] = OrderedDict()
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for s_num in cases[system]["scenario numbers"]
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solution_stat[system][s_num] = OrderedDict()
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for r in 1:cases[system]["number of runs"]
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solution_stat[system][s_num][r] = OrderedDict()
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scenario_path = _create_new_scenarios(s_num, r, system, date)
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solution_path = "$(TEMPDIR)/output_files/$(system)/snum_$(s_num)/run_$(r)"
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mkpath(solution_path)
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extensive_solution =
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_solve_instance(glob("*.json", scenario_path))
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_write_setup(system, s_num, r)
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mpiexec(
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exe -> run(`$exe -n $s_num $(Base.julia_cmd()) $FILENAME`),
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)
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result = _retrieve_results(extensive_solution, solution_path)
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solution_stat[system][s_num][r] = result
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end
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end
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end
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return solution_stat
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end
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@ -0,0 +1,41 @@
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using MPI: MPI_Info, push!
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using Gurobi, JuMP, MPI, Glob, DelimitedFiles, Printf, UnitCommitment
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const TEMPDIR = tempdir()
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input_path = "$(TEMPDIR)/input_files/new_scenarios"
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function _write_results(
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final_result::UnitCommitment.PHFinalResult,
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solution_path::String,
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)::Nothing
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rank = UnitCommitment.MpiInfo(MPI.COMM_WORLD).rank
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rank_solution_path = "$(solution_path)/$(rank)"
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mkpath(rank_solution_path)
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if rank == 1
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open("$(rank_solution_path)/global_obj.txt", "w") do file
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return Base.write(file, @sprintf("%s", final_result.obj))
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end
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open("$(rank_solution_path)/wallclock_time.txt", "w") do file
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return Base.write(file, @sprintf("%s", final_result.wallclock_time))
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end
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writedlm(
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"$(rank_solution_path)/binary_vals.csv",
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final_result.vals,
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',',
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)
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end
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end
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open("$(input_path)/setup.txt") do snum
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return global system, s_num, r = split(Base.read(snum, String), ",")
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end
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new_scenario_path = "$(input_path)/$(system)/snum_$(s_num)/run_$r/"
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solution_path = "$(TEMPDIR)/output_files/$(system)/snum_$(s_num)/run_$r"
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MPI.Init()
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ph = UnitCommitment.ProgressiveHedging()
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instance = UnitCommitment.read(glob("*.json", new_scenario_path), ph)
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model = UnitCommitment.build_model(
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instance = instance,
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optimizer = Gurobi.Optimizer,
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)
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final_result = UnitCommitment.optimize!(model, ph)
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_write_results(final_result, solution_path)
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MPI.Finalize()
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