Universal Attributes

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(Set of attributes)
(Set of attributes)
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***@most: superlative of superiority
 
***@most: superlative of superiority
 
***@least: superlative of inferiority
 
***@least: superlative of inferiority
*document structure
+
*document structure (TXTA)
 
**conventions
 
**conventions
 
***@angle_bracket
 
***@angle_bracket
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***@synesthesia: Description of one kind of sense impression by using words that normally describe another.
 
***@synesthesia: Description of one kind of sense impression by using words that normally describe another.
 
***@zoomorphism: Applying animal characteristics to humans or gods  
 
***@zoomorphism: Applying animal characteristics to humans or gods  
*[[gender]]
+
*[[gender]] (GENA)
 
**@female
 
**@female
 
**@male
 
**@male
 
**@neutral
 
**@neutral
*[[lexical category]]
+
*[[lexical category]] (LEXA)
 
**@adjective
 
**@adjective
 
**@adverb
 
**@adverb
 
**@noun
 
**@noun
 
**@verb
 
**@verb
*[[manner]]
+
*[[manner]] (HOW)
 
**@according_to
 
**@according_to
 
**@against
 
**@against
Line 227: Line 227:
 
**@without
 
**@without
 
**@worth  
 
**@worth  
*[[modality]]  
+
*[[modality]] (MODA)
 
**@ability
 
**@ability
 
**@advice
 
**@advice
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**@threat
 
**@threat
 
**@warning
 
**@warning
*[[numerals]]
+
*[[numerals]] (NUMA)
 
**@ordinal (ordinal)
 
**@ordinal (ordinal)
 
**@times (multiplicative)
 
**@times (multiplicative)
 
**@tuple (collective)
 
**@tuple (collective)
*[[person]]
+
*[[person]] (PERA)
 
**@1 (first person: speaker)
 
**@1 (first person: speaker)
 
**@2 (second person: addressee)
 
**@2 (second person: addressee)
 
**@3 (third person)
 
**@3 (third person)
*[[place]]
+
*[[place]] (WHERE)
 
**@aboard
 
**@aboard
 
**@above
 
**@above
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**@via
 
**@via
 
**@within
 
**@within
*[[polarity]]
+
*[[polarity]] (POLA)
 
**@yes (affirmative)
 
**@yes (affirmative)
 
**@not (negative)
 
**@not (negative)
 
**@maybe (dubitative)
 
**@maybe (dubitative)
*[[quantification]]
+
*[[quantification]] (QUAA)
 
**@any (any)
 
**@any (any)
 
**@all (all)
 
**@all (all)
Line 354: Line 354:
 
***@multal
 
***@multal
 
**@singular (default)
 
**@singular (default)
*[[register]]
+
*[[register]] (REGA)
 
**@archaic
 
**@archaic
 
**@colloquial
 
**@colloquial
Line 361: Line 361:
 
**@slang
 
**@slang
 
**@taboo
 
**@taboo
*reference
+
*reference (SEMA)
 
**@person (person)
 
**@person (person)
 
**@thing (thing)
 
**@thing (thing)
*[[social deixis]]
+
*[[social deixis]] (STSA)
 
**@familiar
 
**@familiar
 
**@intimate
 
**@intimate
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**@superior
 
**@superior
 
**@reverential
 
**@reverential
*[[specification]] (SPEC)
+
*[[specification]] (WHICH)
 
**@also (also
 
**@also (also
 
**@def (definite)
 
**@def (definite)
Line 390: Line 390:
 
***@wh
 
***@wh
 
**@only
 
**@only
*[[tense]]
+
*[[time]] (WHEN)
 
**absolute tense
 
**absolute tense
 
***@past: at a time before the moment of utterance
 
***@past: at a time before the moment of utterance
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***@anterior: before some other time other than the time of utterance
 
***@anterior: before some other time other than the time of utterance
 
***@posterior: after some other time other than the time of utterance
 
***@posterior: after some other time other than the time of utterance
*[[time]]
+
**other
**@after
+
***@after
**@before
+
***@before
**@during
+
***@during
**@following
+
***@following
**@from
+
***@from
**@from_on
+
***@from_on
**@in
+
***@in
**@prior_to
+
***@prior_to
**@since
+
***@since
**@subsequent_to
+
***@subsequent_to
*[[voice]]
+
*[[voice]] (VOIA)
 
**@active: He built this house in 1895
 
**@active: He built this house in 1895
 
**@passive: This house was built in 1895.
 
**@passive: This house was built in 1895.

Revision as of 15:13, 7 November 2012

Attributes are arcs linking a node to itself. In opposition to relations, they correspond to one-place predicates, i.e., functions that take a single argument. In UNL, attributes have been normally used to represent information conveyed by natural language grammatical categories (such as tense, mood, aspect, number, etc). The set of attributes, which is claimed to be universal, is defined in the UNL Specs and is not open to frequent additions.

Syntax

The syntax of attributes is defined as follows:

<attribute>      ::= "@"<attribute name>
<attribute name> ::= <character>+
<character>      ::= {“a”,...,“z”,“_”}

where:
< > variable
" " terminal symbol
::=... is defined as ...
{ } disjunction ("or")
+ to be used one or more times
... to be repeated more than 0 times

Attribute names are always lower case words or expressions. Normally, English words ("past", "will") or mnemonic abbreviations ("def", "pl") are used for attribute labelling. No blank space is allowed inside an attribute name.

Semantics

Attributes are annotations made to nodes or hypernodes of a UNL hypergraph. They denote the circumstances under which these nodes (or hypernodes) are used.

Attributes may convey three different kinds of information:

  • The information on the role of the node in the UNL graph (as in the case for '@entry', that indicates the main (starting) node of a UNL directed graph);
  • The information conveyed by bound morphemes and closed classes, such as affixes (gender, number, tense, aspect, mood, voice, etc), determiners (articles and demonstratives), adpositions (prepositions, postpositions and circumpositions), conjunctions, auxiliary and quasi-auxiliary verbs (auxiliaries, modals, coverbs, preverbs) and degree adverbs (specifiers).
  • The information on the (external) context of the utterance, i.e., non-verbal elements of communication, such as prosody, sentence and text structure, politeness, schemes, social deixis and speech acts.

Set of attributes

List of attributes in alphabetical order

Software