edu.stanford.nlp.dbm
Class Cranfield

java.lang.Object
  |
  +--java.util.AbstractCollection
        |
        +--java.util.AbstractList
              |
              +--edu.stanford.nlp.dbm.AbstractDataCollection
                    |
                    +--edu.stanford.nlp.dbm.FileDataCollection
                          |
                          +--edu.stanford.nlp.dbm.Cranfield

All Implemented Interfaces:

Collection, DataCollection, List

public class Cranfield

extends FileDataCollection

Contains methods dealing with populating a DBM given a file containing all Cranfield documents

Field Summary

Fields inherited from class edu.stanford.nlp.dbm.FileDataCollection

datamatrix, numdocs

Fields inherited from class edu.stanford.nlp.dbm.AbstractDataCollection

data, features, name

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Cranfield(List db, String filename)

Cranfield(String filename)
Creates a Cranfield document collection given a filename which contains a collection of Cranfield articles in XML representation.

Method Summary

Iterator

fileIterator() returns an iterator over documents in the document collection

Methods inherited from class edu.stanford.nlp.dbm.FileDataCollection

add, dataMatrix, features, populate, set, set, set, setDefaults, setDefaults

Methods inherited from class edu.stanford.nlp.dbm.AbstractDataCollection

get, name, size, toString, toXMLString

Methods inherited from class java.util.AbstractList

add, add, addAll, clear, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, remove, removeRange, set, subList

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

add, add, addAll, addAll, clear, contains, containsAll, equals, hashCode, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, retainAll, set, subList, toArray, toArray

Constructor Detail

Cranfield

public Cranfield(String filename)
          throws IOException

Creates a Cranfield document collection given a filename which contains a collection of Cranfield articles in XML representation. Stores data, features, and their respective indices in memory. Uses standard Bag-of-Features Matrix, and uses Lowercaser.

Cranfield

public Cranfield(List db,
                 String filename)
          throws IOException

Method Detail

fileIterator

public Iterator fileIterator()

returns an iterator over documents in the document collection

Specified by:

fileIterator in class FileDataCollection