Changeset 13935 for trunk/sources/HeuristicLab.DataPreprocessing/3.4/Logic/StatisticsLogic.cs

Timestamp:

06/24/16 14:00:28 (8 years ago)

Author:

mkommend

Message:

#2616: Added default value for min, max and most common value operations for data preprocessing.

File:

• trunk/sources/HeuristicLab.DataPreprocessing/3.4/Logic/StatisticsLogic.cs (modified) (3 diffs)

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

@@ -71 +71 @@
     }
 
-    public T GetMin<T>(int columnIndex, bool considerSelection = false) where T : IComparable<T> {
-      var min = default(T);
+    public T GetMin<T>(int columnIndex, T defaultValue, bool considerSelection = false) where T : IComparable<T> {
+      var min = defaultValue;
       if (preprocessingData.VariableHasType<T>(columnIndex)) {
         var values = GetValuesWithoutNaN<T>(columnIndex, considerSelection);
@@ -82 +82 @@
     }
 
-    public T GetMax<T>(int columnIndex, bool considerSelection = false) where T : IComparable<T> {
-      var max = default(T);
+    public T GetMax<T>(int columnIndex, T defaultValue, bool considerSelection = false) where T : IComparable<T> {
+      var max = defaultValue;
       if (preprocessingData.VariableHasType<T>(columnIndex)) {
         var values = GetValuesWithoutNaN<T>(columnIndex, considerSelection);
@@ -131 +131 @@
     }
 
-    public T GetMostCommonValue<T>(int columnIndex, bool considerSelection = false) {
+    public T GetMostCommonValue<T>(int columnIndex, T defaultValue, bool considerSelection = false) {
       var values = GetValuesWithoutNaN<T>(columnIndex, considerSelection);
       if (!values.Any())
-        return default(T);
+        return defaultValue;
       return values.GroupBy(x => x)
                               .OrderByDescending(g => g.Count())