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Published on: November 9, 2018
感知三稳定性,测量和安装是从可见度交替的模型中出现的
Jiaqiu Vince Sun1, Zeyu Jing2, James Rankin3
1Center for Neural Science, New York University, 4 Washington Place, New York, NY 10003, USA; New York University Shanghai, 567 West Yangsi Rd, Pudong New District, Shanghai, 200124, PR China.
这项研究探讨了多稳定的听觉感知,将研究从两到三种感知状态扩展. 一个神经模型成功模拟了三稳定的听觉感知,为大脑如何处理模两可的声音提供了见解.
科学领域:
- 听觉神经科学 听觉神经科学
- 感知心理学 感知心理学
背景情况:
- 人类的听觉系统使用对模两可的声音的感知探索,导致多稳定的交替.
- 听觉流,特别是双稳定性 (一对两条流),是一个关键的研究领域.
研究的目的:
- 扩大听觉流研究,包括三稳定感知.
- 完善一个用于听觉双稳定性的神经机制模型,以涵盖三稳定性.
- 调查前景/背景在听觉感知区分的神经基础.
主要方法:
- 经验数据收集从参与者在一个三稳定的听觉任务.
- 使用实证数据对现有神经机械模型的改进.
- 计算建模模拟三稳的听觉感知.
主要成果:
- 神经模型成功模拟了三稳定感知的统计特征,最小的修改.
- 该模型表明,三稳定性可以通过前景/背景区别来解释.
- 通过调整噪音水平或神经适应参数来简单地解释感知中的个体变化.
结论:
- 一个统一的神经模型可以解释双稳定和三稳定的听觉感知.
- 该模型为模两可的听觉环境中的感知交替提供了机制性的解释.
- 神经适应和噪音水平是听觉感知个体差异的关键因素.
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