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相关概念视频

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

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Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
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Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

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Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
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相关实验视频

Updated: Jun 29, 2025

Comparing Eye-tracking Data of Children with High-functioning ASD, Comorbid ADHD, and of a Control Watching Social Videos
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视觉空间暗示差异作为自闭症特征的函数

Min Quan Heo1, Michael C W English2, Murray T Maybery2

  • 1School of Psychological Science, University of Western Australia, 35 Stirling Highway, Crawley, WA, 6009, Australia. minquan.heo@research.uwa.edu.au.

Attention, perception & psychophysics
|April 1, 2024
PubMed
概括

具有高度自闭症样特征 (ALT) 的个体表现出非典型的注意力定向,特别是在内生任务中减少了暗示的有效性. 这表明暗示冷漠可能是自闭症社会认知差异的基础.

关键词:
注意力 注意力 注意力 注意力认知和注意力控制控制.认知神经科学是一种认知神经科学.

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相关实验视频

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科学领域:

  • 认知神经科学 认知神经科学
  • 自闭症谱系障碍研究研究
  • 注意力过程注意力过程

背景情况:

  • 非典型的视觉空间注意力定向是自闭症谱系障碍 (ASD) 和高自闭症特征 (ALT) 个体的核心特征.
  • 现有的研究还没有充分探讨理论解释,如脱离困难,提示冷漠或定向延迟等.
  • 研究往往未能在注意力定向任务中区分促进和成本效应.

研究的目的:

  • 研究解释低和高ALT水平个体的非典型注意力定向的理论立场.
  • 在外源和内源的注意力调节任务中区分促进和成本效应.
  • 为了检查暗示冷漠在高ALT个体中观察到的注意力差异中的作用.

主要方法:

  • 两项实验采用了波斯纳的暗示范式,其中包括外源和内源版本.
  • 参与者被分为低ALT和高ALT水平.
  • 在实验2的内源暗示任务中,任务难度被操纵.

主要成果:

  • 在这两项实验中,高ALT参与者在内源性暗示任务中显示了成本效应的降低.
  • 实验2显示,高ALT参与者在内源性任务中减少了促进效应.
  • 对于外源性提示任务,没有发现注意力定向的显著群体差异.

结论:

  • 在高ALT个体中,非典型的注意力定向可能源于一般的暗示冷漠,特别是对内生暗示的冷漠.
  • 这些发现突出了低ALT和高ALT个体之间的上下注意力控制的差异.
  • 对内源性线索的线索冷漠可能导致在自闭症谱系障碍中观察到的社会认知变异.