edu.ucla.sspace.dependency

Class LengthPathWeight

java.lang.Object

edu.ucla.sspace.dependency.LengthPathWeight

All Implemented Interfaces:

DependencyPathWeight

public class LengthPathWeight
extends Object
implements DependencyPathWeight

A DependencyPathWeight that scores paths inversely proportional to their length. The scoring function is 1 / number of relations.

Author:

Keith Stevens

Constructor Summary

Constructors

Constructor and Description
LengthPathWeight()

Method Summary

Methods

Modifier and Type	Method and Description
double	scorePath(DependencyPath path) Returns the score of the provided DependencyPath.

Methods inherited from class java.lang.Object

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

Constructor Detail

LengthPathWeight

public LengthPathWeight()

Method Detail

scorePath

public double scorePath(DependencyPath path)

Returns the score of the provided DependencyPath. The score may be a function of the length of the path, arbitrary, e.g., 1 for all paths, or may be a function of the relations and terms in the path.

Specified by:

scorePath in interface DependencyPathWeight

Parameters:

path - A list of the term,relation links in the DependencyPath being scored

Returns:

The score of the dependecy path