FeatureGenerator (Apache OpenNLP Tools 2.1.0 API)

All Known Implementing Classes:

BagOfWordsFeatureGenerator, NGramFeatureGenerator
```
public interface FeatureGenerator
```
Interface for generating features for document categorization.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Collection<String>`	`extractFeatures(String[] text, Map<String,Object> extraInformation)`	Extract features from given text fragments

- Method Detail
  - extractFeatures
```
Collection<String> extractFeatures(String[] text,
                                   Map<String,Object> extraInformation)
```
    Extract features from given text fragments
    
    Parameters:
    
    text - the text fragments to extract features from
    
    extraInformation - optional extra information to be used by the feature generator
    
    Returns:
    
    a collection of features