POS (illinois-cogcomp-nlp 3.1.29 API)

java.lang.Object
- edu.illinois.cs.cogcomp.lbjava.nlp.POS

All Implemented Interfaces:

Serializable
```
public class POS
extends Object
implements Serializable
```
This class converts the String names of POS tags into discrete integer values.

Author:

Nick Rizzolo

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field and Description
`static POS`	`CC` `POS` object representing the "coordinating conjunction" tag.
`static POS`	`CD` `POS` object representing the "cardinal number" tag.
`static POS`	`closeDoubleQuote` `POS` object representing the "close double quote" tag.
`static POS`	`colon` `POS` object representing the "(semi-)colon" tag.
`static POS`	`comma` `POS` object representing the "comma" tag.
`static POS`	`dollar` `POS` object representing the "dollar sign" tag.
`static POS`	`DT` `POS` object representing the "determiner" tag.
`static POS`	`EX` `POS` object representing the "existential there" tag.
`static POS`	`FW` `POS` object representing the "foreign word" tag.
`static POS`	`IN` `POS` object representing the "preposition" tag.
`static POS`	`JJ` `POS` object representing the "adjective" tag.
`static POS`	`JJR` `POS` object representing the "comparative adjective" tag.
`static POS`	`JJS` `POS` object representing the "superlative adjective" tag.
`static POS`	`leftBracket` `POS` object representing the "left bracket" tag.
`static POS`	`LS` `POS` object representing the "list item marker" tag.
`static POS`	`MD` `POS` object representing the "modal" tag.
`static String[]`	`names` An array of all names of part of speech tags.
`static POS`	`NN` `POS` object representing the "singular noun" tag.
`static POS`	`NNP` `POS` object representing the "proper singular noun" tag.
`static POS`	`NNPS` `POS` object representing the "proper plural noun" tag.
`static POS`	`NNS` `POS` object representing the "plural noun" tag.
`static POS`	`openDoubleQuote` `POS` object representing the "open double quote" tag.
`static POS`	`PDT` `POS` object representing the "predeterminer" tag.
`static POS`	`period` `POS` object representing the "final punctuation" tag.
`static POS`	`POS` `POS` object representing the "possesive ending" tag.
`static POS`	`pound` `POS` object representing the "pound sign" tag.
`static POS`	`PRP` `POS` object representing the "personal pronoun" tag.
`static POS`	`PRP_DOLLAR` `POS` object representing the "possessive pronoun" tag.
`static POS`	`RB` `POS` object representing the "adverb" tag.
`static POS`	`RBR` `POS` object representing the "comparative adverb" tag.
`static POS`	`RBS` `POS` object representing the "superlative adverb" tag.
`static POS`	`rightBracket` `POS` object representing the "right bracket" tag.
`static POS`	`RP` `POS` object representing the "particle" tag.
`static POS`	`SYM` `POS` object representing the "symbol" tag.
`static POS`	`TO` `POS` object representing the "to" tag.
`static String[]`	`tokens` An array of all tokens that represent parts of speech as found in corpora.
`static POS`	`UH` `POS` object representing the "interjection" tag.
`static POS`	`VB` `POS` object representing the "base form verb" tag.
`static POS`	`VBD` `POS` object representing the "verb past tense" tag.
`static POS`	`VBG` `POS` object representing the "verb gerund / present participle" tag.
`static POS`	`VBN` `POS` object representing the "verb past participle" tag.
`static POS`	`VBP` `POS` object representing the "verb non 3rd ps sing present" tag.
`static POS`	`VBZ` `POS` object representing the "verb 3rd ps sing present" tag.
`static POS`	`WDT` `POS` object representing the "wh-determiner" tag.
`static POS`	`WP` `POS` object representing the "wh-pronoun" tag.
`static POS`	`WP_DOLLAR` `POS` object representing the "possesive wh-pronoun" tag.
`static POS`	`WRB` `POS` object representing the "wh-adverb" tag.

Constructor Summary

Constructors
Constructor and Description

POS(int v)
Constructor that initializes the value variable.

Constructors
Constructor and Description
`POS(int v)` Constructor that initializes the `value` variable.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`boolean`	`equals(Object o)` Two `POS` objects are equal iff their `value` variables are equal.
`static POS`	`fromToken(String s)` Converts a token to the `POS` object that represents the same part of speech.
`int`	`getValue()` Returns the integer used to represent this part of speech tag.
`int`	`hashCode()` Simply returns the `value` variable.
`String`	`toString()` Returns the name of the part of speech represented by this object.
`String`	`toToken()` Returns the token that represents the same part of speech.
`static String`	`toToken(POS tag)` Converts a `POS` object to the token that represents the same part of speech.

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

- Field Detail
  - names
```
public static final String[] names
```
    An array of all names of part of speech tags.
    
    Those names are:
    1. pound sign
    2. dollar sign
    3. open double quote
    4. close double quote
    5. comma
    6. left bracket
    7. right bracket
    8. final punctuation
    9. (semi-)colon
    10. coordinating conjunction
    11. cardinal number
    12. determiner
    13. existential there
    14. foreign word
    15. preposition
    16. adjective
    17. comparative adjective
    18. superlative adjective
    19. list item marker
    20. modal
    21. singular noun
    22. proper singular noun
    23. proper plural noun
    24. plural noun
    25. predeterminer
    26. possesive ending
    27. possesive pronoun
    28. personal pronoun
    29. adverb
    30. comparative adverb
    31. superlative adverb
    32. particle
    33. symbol
    34. to
    35. interjection
    36. base form verb
    37. verb past tense
    38. verb gerund / present participle
    39. verb past participle
    40. verb non 3rd ps. sing. present
    41. verb 3rd ps. sing. present
    42. wh-determiner
    43. wh-pronoun
    44. possesive wh-pronoun
    45. wh-adverb
  - tokens
```
public static final String[] tokens
```
    An array of all tokens that represent parts of speech as found in corpora.
    
    Those tokens are:
    1. "#"
    2. "$"
    3. "``"
    4. "''"
    5. ","
    6. "-LRB-"
    7. "-RRB-"
    8. "."
    9. ":"
    10. "CC"
    11. "CD"
    12. "DT"
    13. "EX"
    14. "FW"
    15. "IN"
    16. "JJ"
    17. "JJR"
    18. "JJS"
    19. "LS"
    20. "MD"
    21. "NN"
    22. "NNP"
    23. "NNPS"
    24. "NNS"
    25. "PDT"
    26. "POS"
    27. "PRP"
    28. "PRP$"
    29. "RB"
    30. "RBR"
    31. "RBS"
    32. "RP"
    33. "SYM"
    34. "TO"
    35. "UH"
    36. "VB"
    37. "VBD"
    38. "VBG"
    39. "VBN"
    40. "VBP"
    41. "VBZ"
    42. "WDT"
    43. "WP"
    44. "WP$"
    45. "WRB"
  - pound
```
public static final POS pound
```
    POS object representing the "pound sign" tag.
  - dollar
```
public static final POS dollar
```
    POS object representing the "dollar sign" tag.
  - openDoubleQuote
```
public static final POS openDoubleQuote
```
    POS object representing the "open double quote" tag.
  - closeDoubleQuote
```
public static final POS closeDoubleQuote
```
    POS object representing the "close double quote" tag.
  - comma
```
public static final POS comma
```
    POS object representing the "comma" tag.
  - leftBracket
```
public static final POS leftBracket
```
    POS object representing the "left bracket" tag.
  - rightBracket
```
public static final POS rightBracket
```
    POS object representing the "right bracket" tag.
  - period
```
public static final POS period
```
    POS object representing the "final punctuation" tag.
  - colon
```
public static final POS colon
```
    POS object representing the "(semi-)colon" tag.
  - CC
```
public static final POS CC
```
    POS object representing the "coordinating conjunction" tag.
  - CD
```
public static final POS CD
```
    POS object representing the "cardinal number" tag.
  - DT
```
public static final POS DT
```
    POS object representing the "determiner" tag.
  - EX
```
public static final POS EX
```
    POS object representing the "existential there" tag.
  - FW
```
public static final POS FW
```
    POS object representing the "foreign word" tag.
  - IN
```
public static final POS IN
```
    POS object representing the "preposition" tag.
  - JJ
```
public static final POS JJ
```
    POS object representing the "adjective" tag.
  - JJR
```
public static final POS JJR
```
    POS object representing the "comparative adjective" tag.
  - JJS
```
public static final POS JJS
```
    POS object representing the "superlative adjective" tag.
  - LS
```
public static final POS LS
```
    POS object representing the "list item marker" tag.
  - MD
```
public static final POS MD
```
    POS object representing the "modal" tag.
  - NN
```
public static final POS NN
```
    POS object representing the "singular noun" tag.
  - NNP
```
public static final POS NNP
```
    POS object representing the "proper singular noun" tag.
  - NNPS
```
public static final POS NNPS
```
    POS object representing the "proper plural noun" tag.
  - NNS
```
public static final POS NNS
```
    POS object representing the "plural noun" tag.
  - PDT
```
public static final POS PDT
```
    POS object representing the "predeterminer" tag.
  - POS
```
public static final POS POS
```
    POS object representing the "possesive ending" tag.
  - PRP
```
public static final POS PRP
```
    POS object representing the "personal pronoun" tag.
  - PRP_DOLLAR
```
public static final POS PRP_DOLLAR
```
    POS object representing the "possessive pronoun" tag.
  - RB
```
public static final POS RB
```
    POS object representing the "adverb" tag.
  - RBR
```
public static final POS RBR
```
    POS object representing the "comparative adverb" tag.
  - RBS
```
public static final POS RBS
```
    POS object representing the "superlative adverb" tag.
  - RP
```
public static final POS RP
```
    POS object representing the "particle" tag.
  - SYM
```
public static final POS SYM
```
    POS object representing the "symbol" tag.
  - TO
```
public static final POS TO
```
    POS object representing the "to" tag.
  - UH
```
public static final POS UH
```
    POS object representing the "interjection" tag.
  - VB
```
public static final POS VB
```
    POS object representing the "base form verb" tag.
  - VBD
```
public static final POS VBD
```
    POS object representing the "verb past tense" tag.
  - VBG
```
public static final POS VBG
```
    POS object representing the "verb gerund / present participle" tag.
  - VBN
```
public static final POS VBN
```
    POS object representing the "verb past participle" tag.
  - VBP
```
public static final POS VBP
```
    POS object representing the "verb non 3rd ps sing present" tag.
  - VBZ
```
public static final POS VBZ
```
    POS object representing the "verb 3rd ps sing present" tag.
  - WDT
```
public static final POS WDT
```
    POS object representing the "wh-determiner" tag.
  - WP
```
public static final POS WP
```
    POS object representing the "wh-pronoun" tag.
  - WP_DOLLAR
```
public static final POS WP_DOLLAR
```
    POS object representing the "possesive wh-pronoun" tag.
  - WRB
```
public static final POS WRB
```
    POS object representing the "wh-adverb" tag.
- Constructor Detail
  - POS
```
public POS(int v)
```
    Constructor that initializes the value variable. This constructor should never be called, since all possible parts of speech are numerated by name as public static final variables.
    
    Parameters:
    
    v - The value of the new part of speech object.
- Method Detail
  - toString
```
public String toString()
```
    Returns the name of the part of speech represented by this object.
    
    Overrides:
    
    toString in class Object
  - toToken
```
public String toToken()
```
    Returns the token that represents the same part of speech.
  - getValue
```
public int getValue()
```
    Returns the integer used to represent this part of speech tag.
  - equals
```
public boolean equals(Object o)
```
    Two POS objects are equal iff their value variables are equal.
    
    Overrides:
    
    equals in class Object
    
    Parameters:
    
    o - The object to compare against this POS object.
    
    Returns:
    
    true iff the input object is a POS object with the same value.
  - hashCode
```
public int hashCode()
```
    Simply returns the value variable.
    
    Overrides:
    
    hashCode in class Object
  - toToken
```
public static String toToken(POS tag)
```
    Converts a POS object to the token that represents the same part of speech.
    
    Parameters:
    
    tag - The POS object to convert.
    
    Returns:
    
    The token representing the same part of speech.
  - fromToken
```
public static POS fromToken(String s)
```
    Converts a token to the POS object that represents the same part of speech.
    
    Parameters:
    
    s - The token to convert.
    
    Returns:
    
    The POS object representing the same part of speech.

Class POS

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

names

tokens

pound

dollar

openDoubleQuote

closeDoubleQuote

comma

leftBracket

rightBracket

period

colon

CC

CD

DT

EX

FW

IN

JJ

JJR

JJS

LS

MD

NN

NNP

NNPS

NNS

PDT

POS

PRP

PRP_DOLLAR

RB

RBR

RBS

RP

SYM

TO

UH

VB

VBD

VBG

VBN

VBP

VBZ

WDT

WP

WP_DOLLAR

WRB

Constructor Detail

POS

Method Detail

toString

toToken

getValue

equals

hashCode

toToken

fromToken