Temporal characteristics of facial ensemble in individuals with autism spectrum disorder: examination from arousal and attentional allocation.

ABSTRACT:

Introduction

Individuals with Autism Spectrum Disorder (ASD) show atypical recognition of facial emotions, which has been suggested to stem from arousal and attention allocation. Recent studies have focused on the ability to perceive an average expression from multiple spatially different expressions. This study investigated the effect of autistic traits on temporal ensemble, that is, the perception of the average expression from multiple changing expressions.

Methods

We conducted a simplified temporal-ensemble task and analyzed behavioral responses, pupil size, and viewing times for eyes of a face. Participants with and without diagnosis of ASD viewed serial presentations of facial expressions that randomly switched between emotional and neutral. The temporal ratio of the e

SUBMITTER: Harada Y 

PROVIDER: S-EPMC10910007 | biostudies-literature | 2024

REPOSITORIES: biostudies-literature