info.debatty.java.stringsimilarity

Class SetBasedStringSimilarity

java.lang.Object

info.debatty.java.stringsimilarity.SetBasedStringSimilarity

All Implemented Interfaces:

StringSimilarityInterface

Direct Known Subclasses:

Cosine, Jaccard, QGram, SorensenDice

public abstract class SetBasedStringSimilarity
extends Object
implements StringSimilarityInterface

Author:

tibo

Field Summary

Fields

Modifier and Type	Field and Description
protected int	k

Constructor Summary

Constructors

Constructor and Description
SetBasedStringSimilarity(int k)

Method Summary

Methods

Modifier and Type	Method and Description
double	distance(String s1, String s2) Generally, distance = 1 - similarity.
abstract double	similarity(int[] profile1, int[] profile2)
double	similarity(String s1, String s2)

Methods inherited from class java.lang.Object

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

Field Detail

k

protected final int k

Constructor Detail

SetBasedStringSimilarity

public SetBasedStringSimilarity(int k)

Method Detail

similarity

public double similarity(String s1,
                String s2)

Specified by:

similarity in interface StringSimilarityInterface

Returns:

similarity between 0 (completely different) and 1 (s1 = s2)

distance

public double distance(String s1,
              String s2)

Description copied from interface: StringSimilarityInterface

Generally, distance = 1 - similarity. Some implementations can also provide a method distanceAbsolute

Specified by:

distance in interface StringSimilarityInterface

Returns:

distance between 0 (s1 = s2) and 1 (completely different)

similarity

public abstract double similarity(int[] profile1,
                int[] profile2)