建议索引感知效应的签名在纯粹的认知任务中出现
Sixing Chen1, Michaela Bocheva2, Dobromir Rahnev3
1Department of Psychology, New York University, 6 Washington Place, New York, NY, 10003, USA. sixing.chen@nyu.edu.
Psychonomic bulletin & review
|February 17, 2026
概括
研究人员调查了特定的行为模式是否可靠地表明感知与认知效应. 研究结果表明,包括漂移-扩散模型参数和反应时间分布在内的共同特征不足以区分感知和认知过程.
科学领域:
- 认知神经科学 认知神经科学
- 感知研究 感知研究
- 决策模型 决策模型
背景情况:
- 区分感知和认知效应对于理解意识至关重要.
- 现有的方法通常依赖于行为特征,如漂移扩散模型 (DDM) 参数或反应时间 (RT) 分布.
- 建议建议特定的DDM参数或RT/信心峰值转移表明感知效应.
研究的目的:
- 批判性地评估建议的行为特征,以区分感知和认知效应.
- 确定DDM参数和RT/信心峰值是否可以可靠地区分感知和认知影响.
- 为了在受控的认知任务中测试这些签名.
主要方法:
- 设计了一个只关注认知过程的任务,消除感知效应.
- 在认知任务中操纵参与者的先前信念和奖励结构.
- 分析了使用漂移-扩散模型 (DDM) 参数的行为数据,并检查了信心和反应时间 (RT) 分布.
- 评估在这种仅仅是认知的背景下,是否出现了感知效应的拟议签名.
主要成果:
- 对先前的信念和奖励的操纵产生了以前与感知效应相关的行为特征.
- 观察到漂移-扩散模型 (DDM) 参数转移和信心/RT分布峰值的变化.
- 这些签名发生了,尽管任务的设计是为了排除感知影响.
结论:
- 建议的行为特征,包括个别的DDM参数和RT/信心分布峰值,不足以可靠地区分感知和认知效应.
- 单独依赖这些特定指标可能会导致对操纵效应的误解.
- 需要进一步的研究来开发更强大的方法来分离感知和认知过程.
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