public class SparseGaussianKernel extends java.lang.Object implements MercerKernel<SparseArray>, java.io.Serializable
The Gaussian kernel is a good choice for a great deal of applications, although sometimes it is remarked as being over used.
| Constructor and Description |
|---|
SparseGaussianKernel(double sigma)
Constructor.
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| Modifier and Type | Method and Description |
|---|---|
double |
k(SparseArray x,
SparseArray y)
Kernel function.
|
java.lang.String |
toString() |
public SparseGaussianKernel(double sigma)
sigma - the smooth/width parameter of Gaussian kernel.public java.lang.String toString()
toString in class java.lang.Objectpublic double k(SparseArray x, SparseArray y)
MercerKernelk in interface MercerKernel<SparseArray>