Lexical Functional Grammars

Lexical Functional Grammars Jitc ă Magdalena MLC 2

Cuprins ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Identificarea problemei ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ce aduce nou LFG? ,[object Object],[object Object],[object Object]

Structura LFG ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reprezentarea informaţiei ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

f-structur i : tipuri de atribute Categorii gramaticale NUM PERS TENSE … Trăsături semantice PRED Func ţii gramaticale SUBJ OBJ ADJUNCT COMP …

f-structur i : tipuri de val ori Valori atomice Val ori ale categoriilor gramaticale : plu ral , prezent , 3 , fem Forma semantică Valoarea atributului PRED F -structur a Valorile relaţiilor gramaticale

f-structur i :ex emple she  Trăsături semantice  Trăsături semantice  Relaţii gramaticale  Categorii gramaticale The girl smiled  Categorii gramaticale

Un prim exemplu: Kim walks will C-structură F-structură   S VP V NP walks Kim N

Secţiunile unei gramatici LFG ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reguli sintactice ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object], Head ul frazei verbale (verbul)  Complementul direct (opţional)  O mulţime de fraze prepoziţionale  Articolul care precedă substantivul (opţional)  Head ul frazei substantivale

Lexiconul ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Şabloane (1) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Fără şablon Cu şablon

Şabloane (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Parsarea propoziţiilor ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Exemple (2) The girl saw the boy in the garden

Puncte delicate ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Soluţii identificate ,[object Object],[object Object],[object Object],[object Object]

Aplicaţii ,[object Object],[object Object],[object Object],[object Object],[object Object]

Concluzii ,[object Object],[object Object],[object Object],[object Object],[object Object]

Bibliografie ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lexical Functional Grammars

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Lexical Functional Grammars