Package edu.upenn.seas.mstparser

Class DependencyPipe

java.lang.Object

edu.upenn.seas.mstparser.DependencyPipe

Direct Known Subclasses:

DependencyPipe2O

public class DependencyPipe
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
Alphabet	dataAlphabet
boolean	labeled
int	testint
Alphabet	typeAlphabet
String[]	types
int[]	typesInt

Constructor Summary

Constructors

Constructor	Description
DependencyPipe(ParserOptions options)

Method Summary

Modifier and Type	Method	Description
void	add(String feat, double val, FeatureVector fv)
void	add(String feat, FeatureVector fv)
void	addCoreFeatures(DependencyInstance instance, int small, int large, boolean attR, FeatureVector fv)
protected void	addExtendedFeatures(DependencyInstance instance, FeatureVector fv)
void	addLabeledFeatures(DependencyInstance instance, int word, String type, boolean attR, boolean childFeatures, FeatureVector fv)
void	close()
void	closeAlphabets()
FeatureVector	createFeatureVector(DependencyInstance instance)
int[]	createInstances(String file, File featFileName, boolean fileAccess)
void	fillFeatureVectors(DependencyInstance instance, FeatureVector[][][] fvs, double[][][] probs, FeatureVector[][][][] nt_fvs, double[][][][] nt_probs, Parameters params)
String	getType(int typeIndex)
void	initInputFile(String file, boolean fileAccess)
void	initOutputFile(String file)
protected DependencyInstance	nextInstance()
String	outputInstance(DependencyInstance instance, boolean fileAccess)
DependencyInstance	readInstance(ObjectInputStream in, int length, FeatureVector[][][] fvs, double[][][] probs, FeatureVector[][][][] nt_fvs, double[][][][] nt_probs, Parameters params)	Read an instance from an input stream.
protected void	writeExtendedFeatures(DependencyInstance instance, ObjectOutputStream out)	Override this method if you have extra features that need to be written to disk.
protected void	writeInstance(DependencyInstance instance, ObjectOutputStream out)	Write an instance to an output stream for later reading.

Methods inherited from class java.lang.Object

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

Field Detail

dataAlphabet

public Alphabet dataAlphabet

typeAlphabet

public Alphabet typeAlphabet

types

public String[] types

typesInt

public int[] typesInt

labeled

public boolean labeled

testint

public int testint

Constructor Detail

DependencyPipe

public DependencyPipe(ParserOptions options)
               throws IOException

Throws:

IOException

Method Detail

initInputFile

public void initInputFile(String file,
                          boolean fileAccess)
                   throws IOException

Throws:

IOException

initOutputFile

public void initOutputFile(String file)
                    throws IOException

Throws:

IOException

outputInstance

public String outputInstance(DependencyInstance instance,
                             boolean fileAccess)
                      throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException

getType

public String getType(int typeIndex)

nextInstance

protected final DependencyInstance nextInstance()
                                         throws IOException

Throws:

IOException

createInstances

public int[] createInstances(String file,
                             File featFileName,
                             boolean fileAccess)
                      throws IOException

Throws:

IOException

closeAlphabets

public void closeAlphabets()

add

public final void add(String feat,
                      FeatureVector fv)

add

public final void add(String feat,
                      double val,
                      FeatureVector fv)

createFeatureVector

public FeatureVector createFeatureVector(DependencyInstance instance)

addExtendedFeatures

protected void addExtendedFeatures(DependencyInstance instance,
                                   FeatureVector fv)

addCoreFeatures

public void addCoreFeatures(DependencyInstance instance,
                            int small,
                            int large,
                            boolean attR,
                            FeatureVector fv)

addLabeledFeatures

public void addLabeledFeatures(DependencyInstance instance,
                               int word,
                               String type,
                               boolean attR,
                               boolean childFeatures,
                               FeatureVector fv)

fillFeatureVectors

public void fillFeatureVectors(DependencyInstance instance,
                               FeatureVector[][][] fvs,
                               double[][][] probs,
                               FeatureVector[][][][] nt_fvs,
                               double[][][][] nt_probs,
                               Parameters params)

writeInstance

protected void writeInstance(DependencyInstance instance,
                             ObjectOutputStream out)

Write an instance to an output stream for later reading.

writeExtendedFeatures

protected void writeExtendedFeatures(DependencyInstance instance,
                                     ObjectOutputStream out)
                              throws IOException

Override this method if you have extra features that need to be written to disk. For the basic DependencyPipe, nothing happens.

Throws:

IOException

readInstance

public DependencyInstance readInstance(ObjectInputStream in,
                                       int length,
                                       FeatureVector[][][] fvs,
                                       double[][][] probs,
                                       FeatureVector[][][][] nt_fvs,
                                       double[][][][] nt_probs,
                                       Parameters params)
                                throws IOException

Read an instance from an input stream.

Throws:

IOException