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Updated: Feb 10, 2026

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在双任务环境中分离任务选择和响应选择:来自对任务之间时间重叠的新型试验分析的证据
Patricia Hirsch1, Iring Koch1, Otmar Leo Bock2
1Institute of Psychology, RWTH Aachen University, Aachen, Germany.
Journal of cognition
|February 9, 2026
概括
任务切换成本不受双任务处理中的时间重叠的影响. 使用响应-刺激间隔 (RSI) 揭示了任务和响应选择过程是独立的或战略上分开的.
科学领域:
- 认知心理学 认知心理学
- 人类信息处理是人类信息的处理.
背景情况:
- 双重任务的性能往往受到中心瓶的限制.
- 当任务在时间上更紧密地执行时,任务交换成本会增加.
研究的目的:
- 调查任务之间的时间重叠如何影响任务切换成本.
- 根据响应-刺激间隔 (RSI) 来区分任务处理.
主要方法:
- 参与者完成了一项心理耐火期 (PRP) 实验,该实验具有变化的刺激发作异步 (SOA).
- 试验涉及任务重复和任务切换.
- 响应-刺激间隔 (RSI) 用于在试验逐试验的基础上评估时间重叠.
主要成果:
- 任务切换成本没有受到SOA或时间重叠的影响.
- RSI比SOA更准确地预测了任务2的性能.
- 在有时间重叠和没有时间重叠的试验中,切换成本相似.
结论:
- 时间重叠不会影响任务切换成本.
- 任务和响应的选择似乎是独立的或战略上分开的过程.
- 对于分析双任务干扰来说,RSI比SOA更为精确.
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