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EEG Mu Rhythm in Typical and Atypical Development

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Typicality and Graded Membership in Dimensional Adjectives.

Steven Verheyen^1,2, Paul Égré¹

¹Institut Jean-Nicod, Département d'études cognitives (Department of Cognitive Studies), ENS, EHESS, PSL University, CNRS.

Cognitive Science

|August 7, 2018

Summary

Typicality influences how we understand adjectives like short/tall by using a conceptual spaces framework. Adding a comparison class helps define prototypes for graded membership, improving accuracy.

Keywords:

Antonyms Categorization Comparison class Conceptual spaces Gradable adjectives Prototypes Subjectivity Thresholds

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Area of Science:

Cognitive Linguistics
Psycholinguistics
Conceptual Metaphor Theory

Background:

Dimensional adjectives (e.g., short/tall) present challenges for prototype-based theories due to their open-ended nature.
The conceptual spaces framework models graded membership based on proximity to prototypes.

Purpose of the Study:

To investigate how typicality constrains graded membership for dimensional adjectives within the conceptual spaces framework.
To extend the conceptual spaces framework to account for dimensional adjectives by incorporating comparison classes.
To explore how interindividual variability in judgments can be accommodated.

Main Methods:

Empirical study involving participants judging graded membership of dimensional adjectives.
Utilizing the conceptual spaces framework, enhanced with comparison class arguments.
Analyzing the impact of gradient typicality of prototypes on membership judgments.

Main Results:

The conceptual spaces framework successfully extends to dimensional adjectives when a comparison class is provided.
Participants could retrieve meaningful prototypical instances, enabling degree of membership judgments.
Assuming prototypes have gradient typicality significantly improved the framework's predictive power.

Conclusions:

The conceptual spaces framework, augmented with comparison classes and gradient typicality, effectively models graded membership for dimensional adjectives.
This approach accommodates subjective judgments and interindividual variability.
The study refines the conceptual spaces framework and offers a more nuanced understanding of typicality in language.