marytts.tools.dbselection

Class SelectionFunction

java.lang.Object

marytts.tools.dbselection.SelectionFunction

public class SelectionFunction
extends Object

Selects sentences from a given set using the greedy algorithm. At each step, the most useful sentence is added to the set of selected sentences. Selection is stopped when the stop criterion is reached. Usefulness of sentences is determined by CoverageDefinition.

Author:

Anna Hunecke

Constructor Summary

Constructors

Constructor and Description
SelectionFunction() Build a new Selection Function

Method Summary

Methods

Modifier and Type	Method and Description
void	select(Set<Integer> selectedIdSents, Set<Integer> unwantedIdSents, CoverageDefinition coverageDefinition, PrintWriter logFile, CoverageFeatureProvider cfProvider, boolean verboseSelect, DBHandler wikiToDB) Select a set of vectors according to their usefulness which is defined by the coverageDefinition.
boolean	stopIsOkay(String stopString) Check, if given stop criterion is okay.

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectionFunction

public SelectionFunction()

Build a new Selection Function

Method Detail

stopIsOkay

public boolean stopIsOkay(String stopString)

Check, if given stop criterion is okay. At the same time, initialise stop criterion as this SelectionFunction's stop criterion

Parameters:

stopString - the stop criterion

Returns:

true if stopString can be parsed, false otherwise

select

public void select(Set<Integer> selectedIdSents,
          Set<Integer> unwantedIdSents,
          CoverageDefinition coverageDefinition,
          PrintWriter logFile,
          CoverageFeatureProvider cfProvider,
          boolean verboseSelect,
          DBHandler wikiToDB)
            throws Exception

Select a set of vectors according to their usefulness which is defined by the coverageDefinition. Stop, when the stop criterion is reached

Parameters:

selectedIdSents - the list of selected id sentences

unwantedIdSents - the list of unwanted id sentences

coverageDefinition - the coverage definition for the feature vectors

logFile - the logFile to document the progress

cfProvider - the list of filenames of the sentences

verboseSelect - if true, get vectors from coverage definition, if false, read vectors from disk

wikiToDB - wikiToDB

Throws:

Exception - Exception