de.l3s.boilerpipe.filters.english.DensityRulesClassifier

All Implemented Interfaces:: BoilerpipeFilter

public class DensityRulesClassifier extends Object implements BoilerpipeFilter

Classifies TextBlocks as content/not-content through rules that have been determined using the C4.8 machine learning algorithm, as described in the paper "Boilerplate Detection using Shallow Text Features", particularly using text densities and link densities.

Author:: Christian Kohlschütter

Field Summary

Fields

Modifier and Type

Field

Description

static final DensityRulesClassifier

INSTANCE
Constructor Summary

Constructors

Constructor

Description

DensityRulesClassifier()
Method Summary

Modifier and Type

Method

Description

protected boolean

classify(TextBlock prev, TextBlock curr, TextBlock next)

static DensityRulesClassifier

getInstance()

Returns the singleton instance for RulebasedBoilerpipeClassifier.

boolean

process(TextDocument doc)

Processes the given document doc.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- INSTANCE
  
  public static final DensityRulesClassifier INSTANCE
Constructor Details
- DensityRulesClassifier
  
  public DensityRulesClassifier()
Method Details
- getInstance
  
  public static DensityRulesClassifier getInstance()
  
  Returns the singleton instance for RulebasedBoilerpipeClassifier.
- process
  
  public boolean process(TextDocument doc) throws BoilerpipeProcessingException
  
  Description copied from interface: BoilerpipeFilter
  
  Processes the given document doc.
  
  Specified by:
  
  process in interface BoilerpipeFilter
  
  Parameters:
  
  doc - The TextDocument that is to be processed.
  
  Returns:
  
  true if changes have been made to the TextDocument.
  
  Throws:
  
  BoilerpipeProcessingException
- classify
  
  protected boolean classify(TextBlock prev, TextBlock curr, TextBlock next)

Class DensityRulesClassifier

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Details

INSTANCE

Constructor Details

DensityRulesClassifier

Method Details

getInstance

process

classify