com.hankcs.hanlp.dependency.perceptron.transition.configuration

类 Instance

java.lang.Object

com.hankcs.hanlp.dependency.perceptron.transition.configuration.Instance

public class Instance
extends Object

训练实例

字段概要

字段

限定符和类型	字段和说明
protected HashMap<Integer,Edge>	goldDependencies dependent -> head
protected HashMap<Integer,HashSet<Integer>>	reversedDependencies head -> dependents
protected Sentence	sentence

构造器概要

构造器

构造器和说明
Instance(Sentence sentence, HashMap<Integer,Edge> goldDependencies)

方法概要

限定符和类型	方法和说明
int	actionCost(Action action, int dependency, State state) For the cost of an action given the gold dependencies For more information see: Yoav Goldberg and Joakim Nivre.
HashMap<Integer,Edge>	getGoldDependencies()
HashMap<Integer,HashSet<Integer>>	getReversedDependencies()
Sentence	getSentence()
int	head(int dependent)
boolean	isNonprojective() Shows whether the tree to train is projective or not
boolean	isPartial(boolean rootFirst)
String	relation(int dependent)

从类继承的方法 java.lang.Object

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

字段详细资料

goldDependencies

protected HashMap<Integer,Edge> goldDependencies

dependent -> head

reversedDependencies

protected HashMap<Integer,HashSet<Integer>> reversedDependencies

head -> dependents

sentence

protected Sentence sentence

构造器详细资料

Instance

public Instance(Sentence sentence,
                HashMap<Integer,Edge> goldDependencies)

方法详细资料

getSentence

public Sentence getSentence()

head

public int head(int dependent)

relation

public String relation(int dependent)

getGoldDependencies

public HashMap<Integer,Edge> getGoldDependencies()

isNonprojective

public boolean isNonprojective()

Shows whether the tree to train is projective or not

返回:

true if the tree is non-projective

isPartial

public boolean isPartial(boolean rootFirst)

getReversedDependencies

public HashMap<Integer,HashSet<Integer>> getReversedDependencies()

actionCost

public int actionCost(Action action,
                      int dependency,
                      State state)

For the cost of an action given the gold dependencies For more information see: Yoav Goldberg and Joakim Nivre. "Training Deterministic Parsers with Non-Deterministic Oracles." TACL 1 (2013): 403-414.

参数:

action -

dependency -

state -

返回:

oracle cost of the action

抛出:

Exception