info.ephyra.querygeneration.generators
Class PredicateG

java.lang.Object
  info.ephyra.querygeneration.generators.QueryGenerator
      info.ephyra.querygeneration.generators.PredicateG

public class PredicateG
extends QueryGenerator

The PredicateG query generator creates queries from the predicates in the question string.

This class extends the class QueryGenerator.

Version:

2007-07-11

Author:

Nico Schlaefer

Field Summary

private static java.lang.String[]	EXTRACTION_TECHNIQUES Answer extraction techniques for this query type.
private static java.lang.String	IGNORE Words that should not be part of a query string.
private static float	SCORE Score assigned to queries created from predicates.

Constructor Summary

PredicateG()

Method Summary

Query[]	generateQueries(AnalyzedQuestion aq) Generates queries from predicate-argument structures extracted from the question string.
java.lang.String	getQueryString(Predicate[] predicates, Term[] terms, java.lang.String[] kws) Forms a query string from the predicates, terms and individual keywords.

Methods inherited from class java.lang.Object

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

Field Detail

SCORE

private static final float SCORE

Score assigned to queries created from predicates.

See Also:

Constant Field Values

IGNORE

private static final java.lang.String IGNORE

Words that should not be part of a query string.

See Also:

Constant Field Values

EXTRACTION_TECHNIQUES

private static final java.lang.String[] EXTRACTION_TECHNIQUES

Answer extraction techniques for this query type.

Constructor Detail

PredicateG

public PredicateG()

Method Detail

getQueryString

public java.lang.String getQueryString(Predicate[] predicates,
                                       Term[] terms,
                                       java.lang.String[] kws)

Forms a query string from the predicates, terms and individual keywords.

Parameters:

predicates - predicates in the question

terms - terms in the question

kws - keywords in the question

Returns:

query string

generateQueries

public Query[] generateQueries(AnalyzedQuestion aq)

Generates queries from predicate-argument structures extracted from the question string.

Specified by:

generateQueries in class QueryGenerator

Parameters:

aq - analyzed question

Returns:

Query objects