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Related Experiment Video

Updated: Jun 15, 2026

Perceptual and Category Processing of the Uncanny Valley Hypothesis' Dimension of Human Likeness: Some Methodological Issues

Perceptual and Category Processing of the Uncanny Valley Hypothesis' Dimension of Human Likeness: Some Methodological Issues

Published on: June 3, 2013

Uncertainty in category-based induction: when do people integrate across categories?

Gregory L Murphy¹, Brian H Ross

¹Department of Psychology, New York University, New York, NY 10003, USA. gregory.murphy@nyu.edu

Journal of Experimental Psychology. Learning, Memory, and Cognition

|March 3, 2010

Summary

People use multiple categories for uncertain inductions, but only when the primary category is ambiguous. Cognitive shortcuts and individual differences influence this category-based induction strategy.

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Last Updated: Jun 15, 2026

Perceptual and Category Processing of the Uncanny Valley Hypothesis' Dimension of Human Likeness: Some Methodological Issues

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Area of Science:

Cognitive Psychology
Human Decision-Making
Category Theory

Background:

Investigates category-based induction, a key aspect of human cognition.
Addresses the debate on whether people use single or multiple categories for uncertain items.
Highlights limitations of previous methods in assessing category use.

Purpose of the Study:

To examine how individuals perform category-based induction with uncertain categorizations.
To introduce a novel method for classifying trial responses as single- or multi-category based.
To understand the factors influencing the use of single versus multiple categories.

Main Methods:

Developed a new methodology to differentiate between single- and multi-category induction responses.
Conducted two experiments to test category-based induction under varying levels of category ambiguity.
Analyzed individual differences in strategy selection.

Main Results:

Participants employed multi-category induction when the most likely category was ambiguous.
Multi-category use was rare when the most likely category provided an unambiguous induction.
Evidence suggests a cognitive shortcut, involving consultation of only one information source, contributes to single-category focus.

Conclusions:

Category-based induction is flexible, with individuals adapting their strategy based on category ambiguity.
Cognitive shortcuts and individual differences play a significant role in strategy selection.
The use of multiple categories is a selectable strategy, not the default for most category-based induction tasks.