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相关概念视频

Visual Agnosia01:12

Visual Agnosia

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Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
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Frustration and Conflict: Avoidance-Avoidance, Double-Approach Avoidance01:14

Frustration and Conflict: Avoidance-Avoidance, Double-Approach Avoidance

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Avoidance-avoidance conflict refers to a psychological situation where a person must choose between two or more unpleasant alternatives. These conflicts are particularly stressful because neither option is desirable. This dilemma is often expressed in sayings like "caught between a rock and a hard place" or "between the devil and the deep blue sea." For instance, individuals who fear dental procedures may find themselves torn between enduring a painful toothache or facing the...
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相关实验视频

Updated: Jan 9, 2026

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
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在视觉搜索中避免分心和提前退出.

Anjum Shaikh1, Idah Mbithi2, Maiko Okamura2

  • 1University of Connecticut School of Medicine, Farmington, CT, USA.

Attention, perception & psychophysics
|December 2, 2025
PubMed
概括
此摘要是机器生成的。

在视觉搜索中突出的分心因素会通过限制信息提取和破坏指导来导致早期戒烟. 这导致更多的搜索和决策错误,即使参与者避免看分心的东西.

关键词:
捕捉注意力的注意力捕捉.眼球运动和视觉注意力视觉搜索 视觉搜索 视觉搜索

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科学领域:

  • 认知心理学 认知心理学
  • 视觉感知 视觉感知 视觉感知
  • 人类因素 人类因素

背景情况:

  • 众所周知,突出的干扰因素会阻碍视觉搜索效率.
  • 干扰因子引发过早搜索终止的确切机制尚不清楚.

研究的目的:

  • 调查突出的分心因素如何导致在视觉搜索任务中提前退出.
  • 了解干扰因素对眼睛运动,搜索区域和错误类型的影响.

主要方法:

  • 参与者执行了一个视觉搜索任务,识别目标的存在或缺席.
  • 记录了眼睛的运动和搜索模式.
  • 分析的重点是分心器的存在和搜索行为之间的关系.

主要成果:

  • 突出的分心因素减少了眼睛的运动和搜索的显示区域,以寻找没有目标的反应.
  • 参与者积极抑制眼睛向分散注意力的运动.
  • 干扰因素增加了搜索错误 (目标从未固定) 和决策错误 (目标固定但未被检测到).

结论:

  • 突出的分心因素会通过减少信息摄入和破坏搜索指导来触发早期戒烟.
  • 避免干扰因素并不能防止搜索错误的增加.
  • 理解这些机制对于优化视觉搜索策略至关重要.