#region License Information
/* HeuristicLab
 * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using System.Collections.Generic;
using System.IO.Compression;
using System.Linq;
using System.Runtime.Remoting.Messaging;

namespace HeuristicLab.Problems.Instances.DataAnalysis {
  public class GPTP2021VectorBenchmarksInstanceProvider : ResourceRegressionInstanceProvider {
    public override string Name {
      get { return "GPTP 2021 Vector Benchmark Problems"; }
    }
    public override string Description {
      get {
        return "";
      }
    }
    public override Uri WebLink {
      get { return null; }
    }
    public override string ReferencePublication {
      get { return ""; }
    }

    protected override string FileName { get { return "GPTP2021VectorBenchmarks"; } }

    public override IEnumerable<IDataDescriptor> GetDataDescriptors() {
      return new List<ResourceRegressionDataDescriptor> {
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_01", new []{ "v1" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_02", new []{ "v1" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_03", new []{ "x1", "v1" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_04", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_05", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_11", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_12", new []{ "x1", "x2", "x3", "v1", "v2", "v3" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_13", new []{ "x1", "x2", "x3", "v1", "v2", "v3"  }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_14", new []{ "x1", "x2", "x3", "x4", "x5", "v1", "v2", "v3", "v4", "v5" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_A_15", new []{ "x1", "x2", "x3", "x4", "x5", "v1", "v2", "v3", "v4", "v5" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_01", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_02", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_03", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_04", new []{ "x1", "x2", "v1", "v2" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_05", new []{ "x1", "x2", "v1", "v2", "v3" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_06", new []{ "x1", "x2", "v1", "v2", "v3" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_11", new []{ "x1", "x2", "x3", "x4", "v1", "v2", "v3", "v4" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_12", new []{ "x1", "x2", "x3", "x4", "v1", "v2", "v3", "v4" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_13", new []{ "x1", "x2", "x3", "x4", "v1", "v2", "v3", "v4" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_14", new []{ "x1", "x2", "x3", "x4", "v1", "v2", "v3", "v4" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_15", new []{ "x1", "x2", "x3", "x4", "x5", "v1", "v2", "v3", "v4", "v5", "v6", "v7" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_B_16", new []{ "x1", "x2", "x3", "x4", "x5", "v1", "v2", "v3", "v4", "v5", "v6", "v7" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_C_01", new []{ "x1", "x2", "v1", "v2", "v3", "v4", "v5", "v6"}, "y1"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_C_01", new []{ "x1", "x2", "v1", "v2", "v3", "v4", "v5", "v6"}, "y2"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_C_01", new []{ "x1", "x2", "v1", "v2", "v3", "v4", "v5", "v6"}, "y3"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_C_01", new []{ "x1", "x2", "v1", "v2", "v3", "v4", "v5", "v6"}, "y4"),
        //new GPTP2021VectorBenchmarkDataDescriptor("test_B_14", new []{ "x1", "x2", "x3", "x4", "x5", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_01_Nguyen_7",         new []{ "x" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_02_Keijzer_6",        new []{ "x", "y" , "z" }, "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_03_Vladislavleva_14", new []{ "x1", "x2", "x3", "x4", "x5" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_04_Pagie_1",          new []{ "x", "y" }, "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_05_Poly_10",          new []{ "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_I_06_Friedman_2",       new []{ "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_01_Nguyen_7_M1",         new []{ "x" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_02_Keijzer_6_M1",        new []{ "x", "y" , "z" }, "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_03_Vladislavleva_14_M1", new []{ "x1", "x2", "x3", "x4", "x5" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_03_Vladislavleva_14_M2", new []{ "x1", "x2", "x3", "x4", "x5" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_04_Pagie_1_M1",          new []{ "x", "y" }, "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_05_Poly_10_M1",          new []{ "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10" }),
        new GPTP2021VectorBenchmarkDataDescriptor("test_M_06_Friedman_2_M1",       new []{ "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10" }),

        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_01", Flatten(U("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_02", Flatten(U("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_03", Flatten(S("x1"), U("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_04", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_05", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_11", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_12", Flatten(S("x1"), S("x2"), S("x3"), U("v1"), U("v2"), U("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_13", Flatten(S("x1"), S("x2"), S("x3"), U("v1"), U("v2"), U("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_A_15", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_01", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_02", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_03", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_04", Flatten(S("x1"), S("x2"), U("v1"), U("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_05", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_06", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"))),
        //new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_04", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"), U("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_11", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), U("v1"), U("v2"), U("v3"), U("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_12", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), U("v1"), U("v2"), U("v3"), U("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_13", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), U("v1"), U("v2"), U("v3"), U("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), U("v1"), U("v2"), U("v3"), U("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_15", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6"), U("v7"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_16", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6"), U("v7"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_C_01", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6")), "y1"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_C_01", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6")), "y2"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_C_01", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6")), "y3"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_C_01", Flatten(S("x1"), S("x2"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6")), "y4"),
        //new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_B_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), U("v1"), U("v2"), U("v3"), U("v4"), U("v5"), U("v6"), U("v7"), U("v8"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_01_Nguyen_7",         Flatten(S("x"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_02_Keijzer_6",        Flatten(S("x"), S("y"), S("z")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_03_Vladislavleva_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_04_Pagie_1",          Flatten(S("x"), S("y")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_05_Poly_10",          Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), S("x6"), S("x7"), S("x8"), S("x9"), S("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_I_06_Friedman_2",       Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), S("x6"), S("x7"), S("x8"), S("x9"), S("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_01_Nguyen_7_M1",         Flatten(U("x"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_02_Keijzer_6_M1",        Flatten(U("x"), U("y"), U("z")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_03_Vladislavleva_14_M1", Flatten(U("x1"), U("x2"), U("x3"), U("x4"), U("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_03_Vladislavleva_14_M2", Flatten(U("x1"), U("x2"), U("x3"), U("x4"), U("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_04_Pagie_1_M1",          Flatten(U("x"), U("y")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_05_Poly_10_M1",          Flatten(U("x1"), U("x2"), U("x3"), U("x4"), U("x5"), U("x6"), U("x7"), U("x8"), U("x9"), U("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("unrolled_test_M_06_Friedman_2_M1",       Flatten(U("x1"), U("x2"), U("x3"), U("x4"), U("x5"), U("x6"), U("x7"), U("x8"), U("x9"), U("x10"))),

        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_01", Flatten(A("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_02", Flatten(A("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_03", Flatten(S("x1"), A("v1"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_04", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_05", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_11", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_12", Flatten(S("x1"), S("x2"), S("x3"), A("v1"), A("v2"), A("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_13", Flatten(S("x1"), S("x2"), S("x3"), A("v1"), A("v2"), A("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_A_15", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_01", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_02", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_03", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_04", Flatten(S("x1"), S("x2"), A("v1"), A("v2"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_05", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_06", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"))),
        //new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_04", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"), A("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_11", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), A("v1"), A("v2"), A("v3"), A("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_12", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), A("v1"), A("v2"), A("v3"), A("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_13", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), A("v1"), A("v2"), A("v3"), A("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), A("v1"), A("v2"), A("v3"), A("v4"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_15", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6"), A("v7"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_16", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6"), A("v7"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_C_01", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6")), "y1"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_C_01", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6")), "y2"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_C_01", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6")), "y3"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_C_01", Flatten(S("x1"), S("x2"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6")), "y4"),
        //new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_B_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), A("v1"), A("v2"), A("v3"), A("v4"), A("v5"), A("v6"), A("v7"), A("v8"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_01_Nguyen_7",         Flatten(S("x"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_02_Keijzer_6",        Flatten(S("x"), S("y"), S("z")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_03_Vladislavleva_14", Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_04_Pagie_1",          Flatten(S("x"), S("y")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_05_Poly_10",          Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), S("x6"), S("x7"), S("x8"), S("x9"), S("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_I_06_Friedman_2",       Flatten(S("x1"), S("x2"), S("x3"), S("x4"), S("x5"), S("x6"), S("x7"), S("x8"), S("x9"), S("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_01_Nguyen_7_M1",         Flatten(A("x"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_02_Keijzer_6_M1",        Flatten(A("x"), A("y"), A("z")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_03_Vladislavleva_14_M1", Flatten(A("x1"), A("x2"), A("x3"), A("x4"), A("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_03_Vladislavleva_14_M2", Flatten(A("x1"), A("x2"), A("x3"), A("x4"), A("x5"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_04_Pagie_1_M1",          Flatten(A("x"), A("y")), "f"),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_05_Poly_10_M1",          Flatten(A("x1"), A("x2"), A("x3"), A("x4"), A("x5"), A("x6"), A("x7"), A("x8"), A("x9"), A("x10"))),
        new GPTP2021VectorBenchmarkDataDescriptor("pre_aggregated_test_M_06_Friedman_2_M1",       Flatten(A("x1"), A("x2"), A("x3"), A("x4"), A("x5"), A("x6"), A("x7"), A("x8"), A("x9"), A("x10"))),
      };
    }

    private static T[] Flatten<T>(params IEnumerable<T>[] values) {
      return values.SelectMany(x => x).ToArray();
    }
    private static IEnumerable<string> S(string name) {
      yield return name;
    }
    // Unroll vector variable name
    private static IEnumerable<string> U(string name, int length = 20) {
      return Enumerable.Range(0, length).Select(i => name + "_" + i);
    }
    // Pre-aggregated variable name
    private static readonly string[] DefaultAggregationNames = { "sum", "mean", "std", "var", "median", "amin", "amax" };
    private static IEnumerable<string> A(string name, string[] aggregationNames = null) {
      aggregationNames = aggregationNames ?? DefaultAggregationNames;
      return aggregationNames.Select(aggrName => $"{name}_{aggrName}");
    }

    protected override TableFileFormatOptions GetFormatOptions(ZipArchiveEntry entry) {
      return new TableFileFormatOptions() {
        ColumnSeparator = ';',
        VectorSeparator = ','
      };
    }
  }
}