com.aliasi.coref

Interface Matcher

All Known Implementing Classes:

BooleanMatcherAdapter, EntityTypeMatch, ExactPhraseMatch, SequenceSubstringMatch, SynonymMatch

public interface Matcher

An implementation of the matching interface provides a score for matching a mention against a mention chain.

Since:

LingPipe1.0

Version:

1.0

Author:

Bob Carpenter

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_DISTANCE_SCORE Maximum distance score between a mention and a mention chain.
static int	MAX_SCORE Maximum score; equal to MAX_SEMANTIC_SCORE + MAX_DISTANCE_SCORE.
static int	MAX_SEMANTIC_SCORE Maximum value for the matching function, currently 4.
static int	NO_MATCH_SCORE Value to return in cases where there can be no match.

Method Summary

Methods

Modifier and Type	Method and Description
int	match(Mention mention, MentionChain chain) Returns the match score between a specified mention and mention chain.

Field Detail

NO_MATCH_SCORE

static final int NO_MATCH_SCORE

Value to return in cases where there can be no match. Guaranteed to be negative and less than any normal match score.

See Also:

Constant Field Values

MAX_SEMANTIC_SCORE

static final int MAX_SEMANTIC_SCORE

Maximum value for the matching function, currently 4.

See Also:

Constant Field Values

MAX_DISTANCE_SCORE

static final int MAX_DISTANCE_SCORE

Maximum distance score between a mention and a mention chain. Currently set to 2.

See Also:

Constant Field Values

MAX_SCORE

static final int MAX_SCORE

Maximum score; equal to MAX_SEMANTIC_SCORE + MAX_DISTANCE_SCORE.

See Also:

Constant Field Values

Method Detail

match

int match(Mention mention,
        MentionChain chain)

Returns the match score between a specified mention and mention chain. Normal return values are positive integers between 0 and MAX_SEMANTIC_SCORE inclusive. A return value of NO_MATCH_SCORE, which is guaranteed to be negative, indicates that the mention cannot be matched to the mention chain.

Parameters:

mention - Mention to match.

chain - Mention chain to match.

Returns:

Match score between mention and mention chain.