Changeset 8933 for trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/CovarianceFunctions/CovarianceLinearArd.cs

Timestamp:

11/20/12 14:04:29 (11 years ago)

Author:

gkronber

Message:

#1902 corrected handling of length-parameter arrays in ARD functions and prevented stacking of mask covariance functions to make sure that the length-parameter and the enumerable of selected column indexes are equally long.

File:

• trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/CovarianceFunctions/CovarianceLinearArd.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/CovarianceFunctions/CovarianceLinearArd.cs

@@ -99 +99 @@
       if (columnIndices == null) columnIndices = Enumerable.Range(0, x.GetLength(1));
 
+      int k = 0;
       foreach (int columnIndex in columnIndices) {
-        yield return -2.0 * x[i, columnIndex] * x[j, columnIndex] * inverseLength[columnIndex] * inverseLength[columnIndex];
+        yield return -2.0 * x[i, columnIndex] * x[j, columnIndex] * inverseLength[k] * inverseLength[k];
+        k++;
       }
     }