Changeset 7989 for branches/HeuristicLab.TimeSeries/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs

Timestamp:

06/12/12 10:31:56 (12 years ago)

Author:

mkommend

Message:

#1081: Improved performance of time series prognosis.

File:

• branches/HeuristicLab.TimeSeries/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs (modified) (1 diff)

branches/HeuristicLab.TimeSeries/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs

@@ -20 +20 @@
 #endregion
 
-using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using HeuristicLab.PluginInfrastructure;
 
 namespace HeuristicLab.Problems.DataAnalysis {
   public static class DatasetExtensions {
-    public static IEnumerable<double> GetVectorEnumerable(this Dataset ds, IEnumerable<string> targetVariables, IEnumerable<int> rows) {
-      var vars = targetVariables.ToArray();
-      var values = (from var in vars
-                    select ds.GetReadOnlyDoubleValues(var))
-        .ToArray();
-
-      foreach (var r in rows) {
-        for (int i = 0; i < values.Length; i++)
-          yield return values[i][r];
-      }
-    }
-
     public static IEnumerable<T> TakeEvery<T>(this IEnumerable<T> xs, int nth) {
       int i = 0;