meka.core

Class LabelSet

java.lang.Object

meka.core.LabelSet

All Implemented Interfaces:

java.io.Serializable, java.util.Comparator

Direct Known Subclasses:

LabelSetComparator, LabelVector

public class LabelSet
extends java.lang.Object
implements java.util.Comparator, java.io.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(java.util.List<java.lang.Integer> list)
LabelSet(java.util.Set<java.lang.Integer> set)

Method Summary

Methods

Modifier and Type	Method and Description
int	compare(java.lang.Object o1, java.lang.Object o2)
boolean	contains(int j)
boolean	contains(int[] js)
LabelSet	deep_copy()
int	distance(LabelSet o)
boolean	equals(java.lang.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)
java.lang.String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

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(java.util.List<java.lang.Integer> list)

LabelSet

public LabelSet(java.util.Set<java.lang.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 java.lang.Object

equals

public boolean equals(java.lang.Object o)

Specified by:

equals in interface java.util.Comparator

Overrides:

equals in class java.lang.Object

compare

public int compare(java.lang.Object o1,
          java.lang.Object o2)

Specified by:

compare in interface java.util.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 java.lang.String toString()

Overrides:

toString in class java.lang.Object