WordNet

1
WordNet

• bralni kroek
• 7. marec 2002
• Jure Leskovec

2
Uvod

• Semanticna mrea
• pomeni besed razlage
• oblike besed zapis
• Mnoice sinonimov
• SYNSET (synonym set)
• kolo, bicikel, kolo
• 4 sintakticne kategorije loceni podgrafi
• samostalniki (noun), glagoli (verb), pridevniki
  (adjective), prislov (adverb)

3
Semanticne relacije

• Synonym zamenjava besede A z B ne spremeni
  resnicnosti stavka
• Antonym protipomenka bogat-reven
• Hyponym / Hypernym pod / nadpomenka
• Meronym A ima del B hia ima balkon
• Holonym B je del A balko je del hie

4
Samostalniki

• vsi samostalniki so organizirani v hierarhije
• vsak synset je del vsaj ene hirerarhije, ki se
  iztece v enega od korenov
• Kazalci

• p Part meronym
• m Member holonym
• s Substance holonym
• p Part holonym
• Attribute

• ! Antonym
• _at_ Hypernym
• Hyponym
• m Member meronym
• s Substance meronym

5
Samostalniki

• koreni (datoteka noun.tops)
• entity, something, (anything having existence
  (living or nonliving))
• psychological_feature, (a feature of the mental
  life of a living organism)
• abstraction, (a general concept formed by
  extracting common features from specific
  examples)
• state, (the way something is with respect to
  its main attributes "the current state of
  knowledge" "his state of health" "in a weak
  financial state")
• event, (something that happens at a given place
  and time)
• act, human_action, human_activity, (that people
  do or cause to happen)
• group, grouping, (any number of entities
  (members) considered as a unit)
• possession, (anything owned or possessed)
• phenomenon, (any state or process known through
  the senses rather than by intuition or reasoning)

6
Samostalniki datoteke

• noun.person people
• noun.phenomenon
• natural phenomena
• noun.plant plants
• noun.possession possession
• and transfer of possession
• noun.process natural processes
• noun.quantity quantities and units
• of measure
• noun.relation relations between
• people, things, ideas
• noun.shape two and three
• dimensional shapes
• noun.state stable states of affairs
• noun.substance substances
• noun.time time and temporal
• relations

• noun.Tops unique beginners
• noun.act acts or actions
• noun.animal animals
• noun.artifact man-made objects
• noun.attribute attributes of
• peopleobjs
• noun.body body parts
• noun.cognition cognitive processes
• noun.communication
• noun.event natural events
• noun.feeling feelings and emotions
• noun.food foods and drinks
• noun.group groupings of
• people/objects
• noun.location spatial position
• noun.motive goals
• noun.object natural objects (not
• man-made)

7
Samostalniki sorodniki

• relacije za grupiranje pomena samostalnikov
  cousins, sisters, twins
• relacija cousin izkorica relacijo
  podpomenskosti.
• crab rakovica, rakovo meso,
• lobster , chicken ime ivali in njeno uitno
  meso
• sister besedi, ki sta direktni podpomenki iste
  nadpomenke
• twins synseti, ki imajo vsaj 3 skupne besede.
• uporabimo tranzitivnost, da lahko kombiniramo
  prekrivajoce skupine v cim vecje mnoice

8
Glagoli

• Kazalci
• ! Antonym_at_ Hypernym Hyponym
• Entailment
• walk ENTAILS step
• gt Cause Also see Verb Group
• Kategorije
• verb.body grooming, dressing and bodily care
• verb.change size,
• temperature change,
• intensifying, etc.
• verb.cognition thinking,
• judging, analyzing,
• doubting

• verb.communication telling, asking, ordering,
• singing
• verb.competition fighting, athletic
• activities
• verb.consumption eating and drinking
• verb.contact touching, hitting, tying, digging
• verb.creation sewing, baking, painting,
• performing
• verb.emotion feeling
• verb.motion walking, flying, swimming
• verb.perception seeing, hearing, feeling
• verb.possession buying, selling, owning
• verb.social political and social activities
• and events
• verb.stative being, having, spatial relations
• verb.weather raining, snowing, thawing,
• thundering

9
Pridevniki

• Kazalci
• ! Antonym Similar to lt Participle of verb
• \ Pertainym (nanaa se na glalog) Attribute
• Also see

10
Prislov

• Kazalci
• ! Antonym \ Derived from adjective
• Izpeljani iz pridevnikov, vsebujejo nekatere
  sinonime.
• Ponavadi syset kae na pridevnik iz katerega so
  izpeljani

11
Refleksivnost kazalcev

• Pointer Reflect
• Antonym Antonym
• Hyponym Hypernym
• Hypernym Hyponym
• Holonym Meronym
• Meronym Holonym
• Similar to Similar to
• Attribute Attribute
• Verb Group Verb Group

12
Statistika

• tevilo besed, synsetov in pomenov

13
Statistika

• Sopomenske besede

14
Morfoloko procesiranje

• POS Suffix Ending
• NOUN "s" ""
• NOUN "ses" "s"
• NOUN "xes" "x"
• NOUN "zes" "z"
• NOUN "ches" "ch"
• NOUN "shes" "sh"
• VERB "s" ""
• VERB "ies" "y"
• VERB "es" "e"
• VERB "es" ""
• VERB "ed" "e"
• VERB "ed" ""
• VERB "ing" "e"
• VERB "ing" ""
• ADJ "er" ""
• ADJ "est" ""
• ADJ "er" "e"
• ADJ "est" "e"

• Poznamo e sezname izjem, ki jih ta preprosta
  pravila ne pokrivajo

15
?

• govorimo 120 besed na minuto
• 1,000,000 besed ustreza 140 uram ali 2 tednoma
  normalne izpostavljenosti jeziku