对象场景一致性的效应,有和没有意识
Weina Zhu1,2,3, Jan Drewes4,5,6
1School of Information Science, Yunnan University, Kunming, China.
Journal of vision
|June 9, 2025
概括
对象识别受到场景背景的影响,但这种效果需要有意识的意识. 研究人员使用连续闪抑制 (CFS) 来表明,上下文一致性加快了目标识别,但只有有意识的处理.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 视觉感知 视觉感知 视觉感知
背景情况:
- 场景背景显著影响对象识别.
- 对于上下文效果所需的视觉处理的精确水平尚未完全理解.
- 目前尚不清楚物体-上下文相互作用是否发生在没有意识的意识的情况下.
研究的目的:
- 研究意识意识在对象-上下文一致性效应中的作用.
- 为了确定场景背景影响对象识别所需的视觉处理水平.
- 根据上下文一致性,研究持续闪光抑制 (CFS) 如何影响目标识别和响应时间.
主要方法:
- 实验使用了自然和人造场景与一致和不一致的动物/车辆图像.
- 测试了三种条件:双眼连续闪抑制 (b-CFS),标准的两种替代强制选择 (2AFC) 和组合的2AFC-CFS范式.
- 响应时间和识别准确度在各种条件下进行了测量.
主要成果:
- 在没有抑制 (简单的2AFC) 的情况下,相对不一致的场景相比,对一致的场景的响应时间明显更快.
- 即使在b-CFS下,上下文一致性效应在车辆组中仍然存在,这表明一些处理没有完全意识.
- 结合2AFC和CFS范式,复制了在平面2AFC条件中观察到的一致性效应.
结论:
- 对象-上下文一致性效应不是从视觉感知的早期阶段产生的.
- 这个效果需要进一步的处理和一定程度的有意识的访问.
- 意识意识在场景背景如何调节对象识别方面发挥着至关重要的作用.
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