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java.lang.Objectorg.biojava.stats.svm.NestedKernel
org.biojava.stats.svm.DiagonalAddKernel
public class DiagonalAddKernel
Adds a class specific constant to k(x, x).
Constructor Summary | |
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DiagonalAddKernel()
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Method Summary | |
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void |
addNeg(Object o)
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void |
addPos(Object o)
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double |
evaluate(Object a,
Object b)
Return the dot product of a, b. |
double |
getLambda()
Retrieve the scale factor. |
void |
setLambda(double l)
Set the scale factor. |
String |
toString()
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Methods inherited from class org.biojava.stats.svm.NestedKernel |
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getNestedKernel, setNestedKernel |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public DiagonalAddKernel()
Method Detail |
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public void addPos(Object o)
public void addNeg(Object o)
public void setLambda(double l)
l
- the new scale factorpublic double getLambda()
public double evaluate(Object a, Object b)
This is equal to
k(a, b) + d(a, b) * ||class(a)|| / (||class||)
where d(a, b) is zero if a != b, and 1 if a == b. class(a) is the set of all
items in the same class as a. class is all items with a classification.
public String toString()
toString
in class Object
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