预期的变化会影响成年人视觉感知决策过程的多个步骤
Julien Audiffren1, Jean-Luc Bloechle1, Jean-Pierre Bresciani1
1CopeLAB, University of Fribourg, Fribourg, Switzerland.
Physiological reports
|January 30, 2026
概括
观察者的期望显著影响感知决策,特别是运动反应和指令处理. 这挑战了仅仅将预期效应归因于决策模块的模型.
科学领域:
- 认知神经科学 认知神经科学
- 心理学 心理学 心理学
- 计算神经科学是一种神经科学.
背景情况:
- 感知决策模型经常将认知过程分解为连续的步骤.
- 了解期望如何影响这些步骤,特别是眼动和反应时间 (RT),至关重要.
- 以前的研究经常将预期效应仅归因于决策阶段.
研究的目的:
- 研究位置和运动期望对感知决策的不同阶段的影响.
- 检查期望如何影响眼动反应时间 (RT) 和潜在的认知过程.
- 通过探索预期效应的多模块集成来挑战现有模型.
主要方法:
- 与24名参与者进行了两项实验,操纵位置 (左/右) 和眼睛运动 (冲击/反冲击) 的预期.
- 测量了对眼睛运动的反应时间 (RT).
- 进行了统计分析,以评估预期对不同加工阶段的影响.
主要成果:
- 位置预期对萨卡迪克RT的影响有限,对抗萨卡迪克RT的影响中等.
- 运动预期对萨卡迪和反萨卡迪眼动的RT有很大影响.
- 预期效应在不同处理步骤中被发现是不对称的.
结论:
- 期望对感知决策的运动反应和指令处理阶段有很大的影响.
- 研究结果表明,期望效应不仅仅局限于决策模块.
- 多模块集成方法对于全面的感知决策模型至关重要.
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