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SEMANTIC FEATURES AND SELECTION RESTRICTIONS - Coggle Diagram
SEMANTIC FEATURES AND SELECTION RESTRICTIONS
LEXICAL DATABASE OF THE SYSTEM
LEXICOGRAPllER
expert system
natural language processing.
Purposes
2 basic components
LBD
Vocabulary
Machine-readable form
Domains
Relational database
BBD
Lexeme
Semantic feature
Documents
Lexicographically useful information
SEMANTIC FEATURE ACCORDING TO U. WEINREICH
Historical Context
U. Weinreich (1967)
Bendix (1965)
Types of Semantic Features
Paradigmatic semantic feature
Transfer feature
Comparison with Transformational Grammar (TG)
Broader sense
Syntactic features
Selection features
Strict categorization
Grammatical rules
Semantic Features in NLP
Significance in NLP
No equivalents in dictionaries
NLP Problems Utilizing Semantic Features
Predicate-Argument Relations
Parsing algorithms
Categorial features
Transitive feature
Disambiguation
Lexically homonymous predicate words
Lexically homonymous nouns
Transfer features
Combinability of Verbs with Adverbials
Time, place, reason, purpose, instrument
Semantic concord (Paducheva, Rakhilina 19JD)
Example: controlled action, agent with free will
Coordinate Constructions
Transformation opposite to conjunction reduction
Semantic agreement
Literal vs. Metaphoric Texts
Transfer semantic features
Literal interpretations vs. deviant/metaphoric (e.g., "the sea smiled")
Semantic Features and Selection Restrictions
Historical Context
Early 60-ies: Unique theoretical instrument
Progress in the 70-ies and 80-ies
Key Contributions
Ju. Apresjan (1974)
A. Wierzbicka (1972)
Theoretical Developments
Semantic decomposition of lexical meanings
Secondary position of semantic features
Semantic Invariant of Genitive Subject
Key Claim
Apresjan (1985)
Construction Details
Choice of case of the subject
Determined by syntactic feature of a verb
Syntactic Feature
Ascribed to the corresponding group of verbs
