edu.stanford.nlp.trees.international.pennchinese

Class ChineseCollinizer

java.lang.Object

edu.stanford.nlp.trees.international.pennchinese.ChineseCollinizer

All Implemented Interfaces:

AbstractCollinizer

public class ChineseCollinizer
extends java.lang.Object
implements AbstractCollinizer

Performs collinization operations on Chinese trees similar to those for English Namely:

• strips all functional & automatically-added tags
• strips all punctuation
• merges PRN and ADVP
• eliminates ROOT (note that there are a few non-unary ROOT nodes; these are not eliminated)

Author:

Roger Levy, Christopher Manning

Field Summary

Fields

Modifier and Type	Field and Description
protected TreeFactory	tf

Constructor Summary

Constructors

Constructor and Description
ChineseCollinizer(ChineseTreebankLanguagePack ctlp)
ChineseCollinizer(ChineseTreebankLanguagePack ctlp, boolean deletePunct)

Method Summary

Modifier and Type	Method and Description
Tree	transformTree(Tree guess, Tree gold)

Methods inherited from class java.lang.Object

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

Field Detail

tf

protected TreeFactory tf

Constructor Detail

ChineseCollinizer

public ChineseCollinizer(ChineseTreebankLanguagePack ctlp)

ChineseCollinizer

public ChineseCollinizer(ChineseTreebankLanguagePack ctlp,
                         boolean deletePunct)

Method Detail

transformTree

public Tree transformTree(Tree guess,
                          Tree gold)

Specified by:

transformTree in interface AbstractCollinizer