Polarity: Difference between revisions

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== UNL ==
== UNL ==
In UNL, the attribute polarity may assume two values:
In UNL, the attribute polarity may assume the following values:


{{#tree:id=nl_polarity|openlevels=0|root=Polarity|
{{#tree:id=unl_polarity|openlevels=0|root=Polarity|
*@yes
*@yes
*@not
*@not
*@maybe
}}
}}


;The attribute @yes is the default value and may be omitted:
:I do live here = live (or live.@yes)


;The attribute polarity, when lexicalized, must not be informed:
;Affirmative is the default value and must be omitted. The attribute @yes is used only for emphatic affirmative:
:never = never (and not never.@not)
:I live here = live
:I do live here = live.@yes
 
;Polarity attributes must be assigned according to the scope of the affirmative or negative
:She didn't come = come.@not
:I don't know whether she came = know.@not (but not <strike>came.@not</strike>)
 
;Polarity attributes must not be informed when lexicalized:
:never = never (and not <strike>never.@not</strike>)
:I never lived here = live (and not <strike>live.@not</strike>)
 
;Double negatives must be rewritten as simple negatives
:I don't know nothing = I don't know anything (know.@not) or I know nothing (know)


=== Examples ===
=== Examples ===
*@not: I don't live here = live.@not
*I live here = live
*I do live here = live.@yes
*I don't live here = live.@not
*Maybe I live here = live.@maybe

Latest revision as of 13:40, 12 July 2010

Polarity is a category that indicates the distinction between affirmative and negative.

Natural Language

In the UNLarium, polarity may assume two values:

{{#tree:id=nl_polarity|openlevels=0|root=Polarity|

  • affirmative (AFM)
  • negative (NEG)

}}

Examples

  • English
    • not = NEG
    • never = NEG
    • none = NEG

UNL

In UNL, the attribute polarity may assume the following values:

{{#tree:id=unl_polarity|openlevels=0|root=Polarity|

  • @yes
  • @not
  • @maybe

}}


Affirmative is the default value and must be omitted. The attribute @yes is used only for emphatic affirmative
I live here = live
I do live here = live.@yes
Polarity attributes must be assigned according to the scope of the affirmative or negative
She didn't come = come.@not
I don't know whether she came = know.@not (but not came.@not)
Polarity attributes must not be informed when lexicalized
never = never (and not never.@not)
I never lived here = live (and not live.@not)
Double negatives must be rewritten as simple negatives
I don't know nothing = I don't know anything (know.@not) or I know nothing (know)

Examples

  • I live here = live
  • I do live here = live.@yes
  • I don't live here = live.@not
  • Maybe I live here = live.@maybe