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大脑皮层的分层结构解释了可视化感知中的反转动态
Kris Stefan Evers1,2, Judith Carolien Peters3,4, Rainer Goebel3,4,5
1Department of Cognitive Neuroscience, Maastricht University, 6229 EV, Maastricht, The Netherlands. krisevers14@gmail.com.
Scientific reports
|October 22, 2025
概括
的感知,大脑中的大脑.
科学领域:
- 神经科学是一个神经科学.
- 计算神经科学是一种神经科学.
- 感知 感知 感知 感知
背景情况:
- 双向感知包括对单一刺激的交替解释.
- 基于无赢家动态的先前模型无法解释更高刺激驱动的交替率增加.
- 现有的算法解释缺乏在皮层中明确的生物基质.
研究的目的:
- 研究皮层层层结构在可比感知中的作用.
- 为了使没有赢家的动态与在更高的刺激驱动下增加的交替率相协调.
- 为了确定皮层微电路中的潜在生物机制.
主要方法:
- 开发了一个层状柱状皮质电路的动态平均场模型.
- 嵌入了经验上获得的间层连接性.
- 结合两个电路来模拟竞争的无胜者动态.
主要成果:
- 该模型成功地重现了可视化感知特征的无赢家动态.
- 两个层级依赖的机制出现了,增加了与刺激驱动的交替率.
- 深层抑制上层和表面/颗粒的反复连接被确定为关键因素.
结论:
- 皮层层层架构在可见感知中发挥着功能性作用.
- 层间连接和特定层的激活影响知觉动态.
- 神经解剖学特性为感知现象提供了基质.
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