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Word Classes in Lexical Functional Grammar

2023· book-chapter· en· W4389921680 on OpenAlexaff
Mary Dalrymple, Ida Toivonen

Bibliographic record

VenueOxford University Press eBooks · 2023
Typebook-chapter
Languageen
FieldComputer Science
TopicNatural Language Processing Techniques
Canadian institutionsCarleton University
Fundersnot available
KeywordsLexical functional grammarLinguisticsPart of speechComputer scienceWord (group theory)GrammarNatural language processingLexical itemLexical grammarArtificial intelligenceWord formationEmergent grammarGenerative grammarMildly context-sensitive grammar formalismPhilosophy

Abstract

fetched live from OpenAlex

Abstract This chapter focuses on word classes in Lexical Functional Grammar (LFG). LFG assumes that word order and phrasal constituency are modelled at a syntactic level called constituent structure. The inventory of word classes that most LFG analyses assume includes the distinction between projecting and nonprojecting categories. The chapter explores the featural decomposition of category labels, citing how word classes are composed of more primitive features that allow generalizations across classes, which allows explicit constraints on how lexical and functional categories interact. It also elaborates on the concept of lexical sharing and the theory of mixed category, while also considering the difference between projecting and nonprojecting categories.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.009
Threshold uncertainty score0.031

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.003
Scholarly communication0.0030.005
Open science0.0000.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0090.002

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.035
GPT teacher head0.225
Teacher spread0.190 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreOther

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2023
Admission routes1
Has abstractyes

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