Package elki.svm

Class AbstractSingleSVM

java.lang.Object

elki.svm.AbstractSingleSVM

Direct Known Subclasses:

AbstractSVC, AbstractSVR

public abstract class AbstractSingleSVM
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected double	cache_size
protected double	eps
protected static byte	MONE
protected static byte	ONE
protected boolean	shrinking

Constructor Summary

Constructors

Constructor	Description
AbstractSingleSVM(double eps, boolean shrinking, double cache_size)

Method Summary

Modifier and Type	Method	Description
protected abstract Logging	getLogger()
protected static int	groupClasses(DataSet x, int[][] group_ret, int[] perm)
static int[]	makeFolds(int l, int nr_fold)
static boolean	nonzero(double v)
void	set_weights(double Cp, double Cn)
static int[]	shuffledIndex(int[] perm, int l)	Build a shuffled index array.
protected abstract Solver.SolutionInfo	solve(DataSet x)
static int[]	stratifiedFolds(DataSet x, int nr_fold, int[] perm)
protected Solver.SolutionInfo	train_one(DataSet x)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ONE

protected static final byte ONE

See Also:

Constant Field Values

MONE

protected static final byte MONE

See Also:

Constant Field Values

eps

protected double eps

shrinking

protected boolean shrinking

cache_size

protected double cache_size

Constructor Detail

AbstractSingleSVM

public AbstractSingleSVM(double eps,
                         boolean shrinking,
                         double cache_size)

Method Detail

solve

protected abstract Solver.SolutionInfo solve(DataSet x)

train_one

protected Solver.SolutionInfo train_one(DataSet x)

set_weights

public void set_weights(double Cp,
                        double Cn)

shuffledIndex

public static int[] shuffledIndex(int[] perm,
                                  int l)

Build a shuffled index array.

Parameters:

perm - Array storing the permutation

l - Size

makeFolds

public static int[] makeFolds(int l,
                              int nr_fold)

stratifiedFolds

public static int[] stratifiedFolds(DataSet x,
                                    int nr_fold,
                                    int[] perm)

groupClasses

protected static int groupClasses(DataSet x,
                                  int[][] group_ret,
                                  int[] perm)

nonzero

public static boolean nonzero(double v)

getLogger

protected abstract Logging getLogger()