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Feature centrality: naming versus imagining.

S A Sloman1, W K Ahn

  • 1Department of Cognitive & Linguistic Sciences, Brown University, Providence, RI 02912, USA. steven_sloman@brown.edu

Memory & Cognition
|June 4, 1999
PubMed
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Category feature centrality differs between naming and conceptual understanding. Specific features like color are vital for naming, while abstract features are more crucial for conceptual representation.

Area of Science:

  • Cognitive Psychology
  • Linguistics
  • Concept Formation

Background:

  • The perceived importance of a feature can vary depending on whether it's used for naming a category or for conceptual understanding.
  • Existing models often conflate naming and conceptual centrality, potentially overlooking nuanced differences in feature importance.

Purpose of the Study:

  • To differentiate between feature centrality for category naming and conceptual representation.
  • To investigate the role of feature abstractness and category validity in these two types of centrality.
  • To test the hypothesis that naming and conceptual centrality diverge more for specific features than for abstract ones.

Main Methods:

  • Proposed a model where naming centrality correlates with category validity (P(feature|category)).

Related Experiment Videos

  • Proposed that conceptual centrality is determined by feature interdependence within a conceptual representation.
  • Empirically tested hypotheses by manipulating feature abstractness and measuring judgments of name and conceptual centrality.

    • Main Results:

    • Feature abstractness significantly impacted judgments of conceptual centrality more than name centrality.
    • Category features at intermediate levels of abstraction were found to be more interdependent than specific features.
    • Empirical evidence supports the distinction between naming and conceptual centrality, particularly concerning feature abstractness.

    Conclusions:

    • Category naming and conceptual representation rely on different feature centrality principles.
    • Feature abstractness plays a critical role in conceptual centrality, while category validity is key for naming.
    • The findings highlight the importance of distinguishing between naming and conceptualization in cognitive models.