在视野和视野周围的感知分辨率的元认知
Cheongil Kim1, Sang Chul Chong2
1Graduate Program in Cognitive Science, Yonsei University, South Korea.
Cognition
|September 4, 2024
概括
人们可以在视野中监测视觉分辨率的变化,但不能在视野周围监测视觉分辨率的变化,这表明部分实时元认知. 对视觉分辨率的明确知识并不能保证这种即时监控.
科学领域:
- 视觉感知 视觉感知 视觉感知
- 超认知 (Metacognition) 是一种表认知 (metacognition) 的方法.
- 认知科学是一种认知科学.
背景情况:
- 视觉分辨率在视野中不均,随着离心率和极角的下降而下降.
- 超认知,或对自己认知状态的意识,对于有效执行任务至关重要.
- 实时监测视觉分辨率不均性的能力在很大程度上仍未经测试.
研究的目的:
- 为了调查个人是否具备准确的元认知在视野周围的感知分辨率的非均性.
- 为了确定参与者是否表现出补偿性猜测模式,反映出他们在任务期间意识到可变的视觉分辨率.
主要方法:
- 一个降解局部化任务,涉及在9个同时呈现的面部中识别一个降解的面部.
- 刺激呈现在视野内的不同偏心 (,4°,10°) 和极角.
- 对猜测模式的分析被用来推断对感知分辨率差异的元认知意识.
主要成果:
- 参与者展示了在视野 (异心) 中对感知分辨率的元认知监测.
- 没有观察到视野 (极角) 周围感知分辨率的元认知监测.
- 对视觉分辨率的明确,全球知识并不能预测即时的元认知表现.
结论:
- 个体表现出部分即时的元认知,准确地监视视野的分辨率变化,但不在视野周围.
- 视觉分辨率的全球,明确的知识与局部,即时的元认知控制之间存在分离.
- 这些发现突显了视觉元认知的细微性质及其对空间背景的依赖.
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