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首页> 外文期刊>Computational brain & behavior >What Happens After a Fast Versus Slow Error, and How Does It Relate to Evidence Accumulation?
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What Happens After a Fast Versus Slow Error, and How Does It Relate to Evidence Accumulation?

机译:在快速与慢速错误之后会发生什么,它与证据积累有何关系?

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Abstract It has traditionally been assumed that responding after an error is slowed because participants try to improve their accuracy by increasing the amount of evidence required for subsequent decisions. However, recent work suggests a more varied picture of post-error effects, with instances of post-error speeding, and decreases or no change in accuracy. Further, the causal role of errors in these effects has been questioned due to confounds from slow fluctuations in attention caused by factors such as fatigue and boredom. In recognition memory tasks, we investigated both post-error speeding associated with instructions emphasising fast responding and post-error slowing associated with instructions emphasising the accuracy of responding. In order to identify the causes of post-error effects, we fit this data with evidence accumulation models using a method of measuring post-error effects that is robust to confounds from slow fluctuations. When the response-to-stimulus interval between trials was short, there were no post-error effect on accuracy and speeding and slowing were caused by differences in non-decision time (i.e. the time to encode choice stimuli and generate responses). In contrast, when the interval was longer, due to participants providing a confidence rating for their choice, there were also effects on the rate of evidence accumulation and the amount of evidence required for a decision. We discuss the implications of our methods and results for post-error effect research.
机译:摘要传统上被认为反应后放缓是因为一个错误参与者试图提高其准确性增加所需的证据后续决策。建议一个更多样post-error的照片的影响,与实例post-error超速,精度和减少或没有变化。错误的因果作用在这些影响被质疑由于缓慢的混淆波动的关注等因素造成的疲劳和无聊。任务,我们调查post-error超速与强调快速的指令响应和post-error放缓说明强调的准确性响应。post-error效果,我们适合这个数据证据积累模型的使用方法测量post-error强劲的影响混淆的缓慢波动。response-to-stimulus间隔试验短,没有post-error影响准确性和加速和减速所致的差异并非决定时间(即时间编码选择刺激并生成反应)。相比之下,当间隔长,是因为评级为参与者提供了信心他们的选择,也有对速率的影响的积累和大量的证据决定所需的证据。影响我们的方法和结果post-error效应研究。

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