com.hankcs.hanlp.model.perceptron.model

Class StructuredPerceptron

java.lang.Object

com.hankcs.hanlp.model.perceptron.model.LinearModel

com.hankcs.hanlp.model.perceptron.model.StructuredPerceptron

All Implemented Interfaces:

ICacheAble

public class StructuredPerceptron
extends LinearModel

结构化感知机算法学习的线性模型

Author:

hankcs

Field Summary

Fields inherited from class com.hankcs.hanlp.model.perceptron.model.LinearModel

featureMap, parameter

Constructor Summary

Constructors

Constructor and Description
StructuredPerceptron(FeatureMap featureMap)
StructuredPerceptron(FeatureMap featureMap, float[] parameter)

Method Summary

Modifier and Type	Method and Description
void	update(Instance instance) 在线学习
void	update(int[] goldIndex, int[] predictIndex) 根据答案和预测更新参数

Methods inherited from class com.hankcs.hanlp.model.perceptron.model.LinearModel

compress, compress, decode, load, load, save, save, save, save, save, score, tagSet, taskType, update, viterbiDecode, viterbiDecode

Methods inherited from class java.lang.Object

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

Constructor Detail

StructuredPerceptron

public StructuredPerceptron(FeatureMap featureMap,
                            float[] parameter)

StructuredPerceptron

public StructuredPerceptron(FeatureMap featureMap)

Method Detail

update

public void update(int[] goldIndex,
                   int[] predictIndex)

根据答案和预测更新参数

Parameters:

goldIndex - 答案的特征函数（非压缩形式）

predictIndex - 预测的特征函数（非压缩形式）

update

public void update(Instance instance)

在线学习

Parameters:

instance - 样本