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source: trunk/sources/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Classification/UCI/Iris.cs @ 9453

Last change on this file since 9453 was 9208, checked in by sforsten, 11 years ago

#1941:

  • added wisconsin breast cancer problem instance
  • corrected iris dataset
  • changed classification data descriptors to be able to set training and test partition as well as input and target variables (in the same way as it is done in regression)
File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22
23using System;
24namespace HeuristicLab.Problems.Instances.DataAnalysis {
25  public class Iris : UCIDataDescriptor {
26    public override string Filename { get { return "Iris"; } }
27    public override string Description {
28      get {
29        return "Data Set Information:" + Environment.NewLine
30        + "This is perhaps the best known database to be found in the pattern " + Environment.NewLine
31        + "recognition literature. Fisher's paper is a classic in the field and "
32        + "is referenced frequently to this day. (See Duda & Hart, for example.) "
33        + "The data set contains 3 classes of 50 instances each, where each class "
34        + "refers to a type of iris plant. One class is linearly separable from the "
35        + "other 2; the latter are NOT linearly separable from each other." + Environment.NewLine
36        + "Predicted attribute: class of iris plant." + Environment.NewLine
37        + "This is an exceedingly simple domain." + Environment.NewLine + Environment.NewLine
38        + "The classes have been converted in the following way" + Environment.NewLine
39        + "Iris-setosa     = 0" + Environment.NewLine
40        + "Iris-versicolor = 1" + Environment.NewLine
41        + "Iris-virginica  = 2";
42      }
43    }
44    public override string Donor { get { return "M. Marshall"; } }
45    public override int Year { get { return 1988; } }
46
47    protected override string TargetVariable { get { return "class"; } }
48    protected override string[] VariableNames {
49      get { return new string[] { "sepal_length", "sepal_width", "petal_length", "petal_width", "class" }; }
50    }
51    protected override string[] AllowedInputVariables {
52      get { return new string[] { "sepal_length", "sepal_width", "petal_length", "petal_width" }; }
53    }
54    protected override int TrainingPartitionStart { get { return 0; } }
55    protected override int TrainingPartitionEnd { get { return 100; } }
56    protected override int TestPartitionStart { get { return 100; } }
57    protected override int TestPartitionEnd { get { return 150; } }
58  }
59}
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