Class ListSumKernel

java.lang.Object
org.biojava.stats.svm.NestedKernel
org.biojava.stats.svm.ListSumKernel
All Implemented Interfaces:
Serializable, SVMKernel

public class ListSumKernel extends NestedKernel
This kernel computes the sum of the dot products between items of two lists at corresponding indexes. We define k(x, null) to be zero for when list elements are null.
Author:
Matthew Pocock
See Also:
  • Constructor Details

  • Method Details

    • evaluate

      public double evaluate(Object a, Object b)
      Description copied from interface: SVMKernel
      Return the dot product of two vectors in an arbitrary feature space. In this implementation, the `vectors' can actually be arbitrary objects.
    • toString

      public String toString()
      Overrides:
      toString in class Object