meka.core

Class LabelSet

java.lang.Object

meka.core.LabelSet

All Implemented Interfaces:

Serializable, Comparator

Direct Known Subclasses:

LabelSetComparator, LabelVector

public class LabelSet
extends Object
implements Comparator, Serializable

Comparator - A fast sparse labelset representation. e.g. [0,2,3] -- the indices of relevant labels.

Version:

March 2014

Author:

Jesse Read

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
int[]	indices

Constructor Summary

Constructors

Constructor and Description
LabelSet()
LabelSet(int[] indices) A new LabelSet, given a list of SORTED indices.
LabelSet(int[] indices, boolean sort) A new LabelSet, indicating sort=true if indices they need to be sorted (i.e., are NOT sorted).
LabelSet(List<Integer> list)
LabelSet(Set<Integer> set)

Method Summary

Modifier and Type	Method and Description
int	compare(Object o1, Object o2)
boolean	contains(int j)
boolean	contains(int[] js)
LabelSet	deep_copy()
int	distance(LabelSet o)
boolean	equals(Object o)
int	hashCode()
static int[]	minus(int[] y1, int[] y2) Minus aka Set Difference, e.g., [3,4,7,9] \ [3,7] = [4,9].
void	minus(LabelSet l2)
static int	subset(int[] y1, int[] y2) Subset - returns > 0 if y1 \subsetof y2
int	subsetof(LabelSet y)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail

indices

public int[] indices

Constructor Detail

LabelSet

public LabelSet()

LabelSet

public LabelSet(int[] indices)

A new LabelSet, given a list of SORTED indices.

LabelSet

public LabelSet(int[] indices,
                boolean sort)

A new LabelSet, indicating sort=true if indices they need to be sorted (i.e., are NOT sorted).

LabelSet

public LabelSet(List<Integer> list)

LabelSet

public LabelSet(Set<Integer> set)

Method Detail

contains

public final boolean contains(int j)

contains

public final boolean contains(int[] js)

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Specified by:

equals in interface Comparator

Overrides:

equals in class Object

compare

public int compare(Object o1,
                   Object o2)

Specified by:

compare in interface Comparator

subsetof

public final int subsetof(LabelSet y)

subset

public static final int subset(int[] y1,
                               int[] y2)

Subset - returns > 0 if y1 \subsetof y2

minus

public void minus(LabelSet l2)

minus

public static int[] minus(int[] y1,
                          int[] y2)

Minus aka Set Difference, e.g., [3,4,7,9] \ [3,7] = [4,9].

distance

public int distance(LabelSet o)

deep_copy

public LabelSet deep_copy()

toString

public String toString()

Overrides:

toString in class Object