Beyond forced choice: hyper-realistic AI faces reveal a four-cluster perceptual geometry of emotion

Abstract excerpt

Forced-choice paradigms in facial emotion perception research require observers to commit to a single label and discard any simultaneous activation of related categories that participants might otherwise express. We introduce a multi-select rating paradigm in which 112 participants rated each of 52 facial-expression stimuli on 13 emotion categories using continuous 0-to-10 sliders, alongside a separate authenticit...

Topics

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• Adaptation, Biological
• Biological Evolution
• Facial Expression
• Interpersonal Relations
• Phenotype
• Phylogeny
• Primates

Identifiers and source

Literature Corpus work

3ea98399-a86b-53e0-9341-b4c84ed64938

DOI

10.64898/2026.06.02.729704