非人类动物的视觉连续性:在狗身上揭示了序列依赖
Miina Lõoke1, Cécile Guérineau1, Anna Broseghini1
1Dipartimento di Biomedicina Comparata e Alimentazione, University of Padua, Legnaro, PD 35020, Italy.
Proceedings. Biological sciences
|July 24, 2024
概括
连续依赖,感知受到先前刺激的偏见,在狗身上观察到. 这一发现表明这种认知机制是哺乳动物共享的,超越了人类.
科学领域:
- 认知科学 认知科学
- 动物行为 动物行为
背景情况:
- 连续依赖通过偏向基于先前参与的刺激对当前刺激的评估来影响感知.
- 这种现象被认为可以通过时间整合来稳定意识体验.
- 虽然在人类身上进行了研究,但其在其他物种中的存在仍然未被探索.
研究的目的:
- 为了调查狗的连续依赖的发生.
- 为了确定狗对数量的感知是否受到先前与任务无关的刺激的影响.
主要方法:
- 训练狗狗进行量差异化任务.
- 一个与任务无关的刺激先于一个在随后的试验中被歧视的刺激.
- 分析了前面的刺激对数量感知的影响.
主要成果:
- 狗表现出序列依赖,认为数量更接近前一个刺激.
- 在狗中观察到的效果在方向和强度上与人类相似.
- 对狗的注意力分析建议使用不同的数量估计机制.
结论:
- 连续依赖存在于狗身上,提供了超出人类的第一个证据.
- 这表明,在全系遗传学上遥远的哺乳动物之间存在着共同的感知机制.
- 这些发现表明,在狗的数量估计中,有复杂的认知过程.
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