Changeset 12889 for trunk/sources/HeuristicLab.DataPreprocessing

Timestamp:

08/21/15 18:28:45 (9 years ago)

Author:

bburlacu

Message:

#2467: Add 25th and 75th percentage columns to the data preprocessing statistics view

Location:

trunk/sources/HeuristicLab.DataPreprocessing/3.4

Files:

• Implementations/StatisticsLogic.cs (modified) (1 diff)
• Interfaces/IStatisticsLogic.cs (modified) (1 diff)

trunk/sources/HeuristicLab.DataPreprocessing/3.4/Implementations/StatisticsLogic.cs

@@ -163 +163 @@
     }
 
+    public double GetOneQuarterPercentile(int columnIndex) {
+      double percentile = double.NaN;
+      if (preprocessingData.VariableHasType<double>(columnIndex)) {
+        percentile = GetValuesWithoutNaN<double>(columnIndex).Percentile(0.25);
+      } else if (preprocessingData.VariableHasType<DateTime>(columnIndex)) {
+        percentile = GetDateTimeAsSeconds(columnIndex).Percentile(0.25);
+      }
+      return percentile;
+    }
+
+    public double GetThreeQuarterPercentile(int columnIndex) {
+      double percentile = double.NaN;
+      if (preprocessingData.VariableHasType<double>(columnIndex)) {
+        percentile = GetValuesWithoutNaN<double>(columnIndex).Percentile(0.75);
+      } else if (preprocessingData.VariableHasType<DateTime>(columnIndex)) {
+        percentile = GetDateTimeAsSeconds(columnIndex).Percentile(0.75);
+      }
+      return percentile;
+    }
+
     public int GetDifferentValuesCount<T>(int columnIndex) {
       return preprocessingData.GetValues<T>(columnIndex).GroupBy(x => x).Count();

trunk/sources/HeuristicLab.DataPreprocessing/3.4/Interfaces/IStatisticsLogic.cs

@@ -41 +41 @@
     DateTime GetAverageDateTime(int columnIndex, bool considerSelection = false);
 
+    double GetOneQuarterPercentile(int columnIndex);
+    double GetThreeQuarterPercentile(int columnIndex);
     double GetStandardDeviation(int columnIndex);
     double GetVariance(int columnIndex);