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取代了古典的古典? 通过IAPS和OASIS图像在情绪处理过程中唤起的ERP的比较
Valentina Mologni1,2, Carola Dell'Acqua1, Simone Messerotti Benvenuti1,2
1Department of General Psychology, University of Padua, Padua, Italy.
Psychophysiology
|January 20, 2026
概括
这项研究比较了使用事件相关潜力 (ERP) 对国际情感图像系统 (IAPS) 和开放情感标准化图像集 (OASIS) 的情感反应. OASIS图像显示了更大的Cue-P300振幅,而这两组数据都引起了类似的晚期正极 (LPP) 调制.
科学领域:
- 认知神经科学 认知神经科学
- 情感科学是一种情感科学.
- 心理生理学 心理生理学
背景情况:
- 情感视觉刺激可靠地引起了不同的主观和心理生理反应.
- 与事件相关的潜力 (ERP),包括Cue-P300,刺激前的消极性 (SPN) 和晚期的积极潜力 (LPP),提供了对情绪处理阶段的时间见解.
- 国际情感图像系统 (IAPS) 被广泛使用,但像开放情感标准化图像集 (OASIS) 这样的新集合正在出现,需要进行比较验证.
研究的目的:
- 将心理生理学和主观反应与来自IAPS和OASIS数据库图像进行比较.
- 调查两个图像集之间的事件相关潜力 (ERP) 差异,特别是SPN,Cue-P300和LPP.
- 评估OASIS的实用性,作为IAPS的替代方案,用于研究情绪处理.
主要方法:
- 23名参与者在完成S1-S2任务时使用IAPS或OASIS情感图像 (愉快,中性,不愉快) 完成了EEG记录.
- 一个提示 (S1) 预测了随后的情感图像 (S2) 的价值.
- 分析的重点是刺激前的消极性 (SPN),Cue-P300和晚期的积极潜力 (LPP) 组件,以及自我报告的评级.
主要成果:
- 与IAPS情绪图像相比,情绪化OASIS图像引起的Cue-P300振幅明显更大.
- 在任何图像数据库中都没有观察到有意义的刺激前置消极性 (SPN) 组件.
- 无论是IAPS还是OASIS图像都引起了强大的Late Positive Potential (LPP) 调制,对于不愉快的IAPS图像,效果更强.
结论:
- 无论是IAPS还是OASIS的图像集都有效地引起了可比的情绪反应和晚期积极潜力 (LPP) 调制.
- 开放式情感标准化图像集 (OASIS) 展示了作为国际情感图像系统 (IAPS) 的有效替代品的潜力,特别是在早期注意力反应 (Cue-P300) 方面.
- 未来的研究可以探索整合两个数据库,并进一步研究图像选择如何影响情绪预期.
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