视听语言的同步感知是一种可靠的,但又个性化的构造
Liesbeth Gijbels1,2, Kaylah Lalonde3, Yi Shen1
1Department of Speech & Hearing Sciences, University of Washington, Seattle, Box 357988, 98195-7988, WA, USA.
Scientific reports
|May 7, 2025
概括
时间绑定窗口 (TBW) 可靠地测量了个体内的视听同步感知. 这项研究证实了其测试复试可靠性,支持其用于理解视听处理中的个人差异.
科学领域:
- 认知神经科学 认知神经科学
- 听觉感知是一种听觉感知.
- 视觉感知 视觉感知 视觉感知
背景情况:
- 视听 (AV) 同步感知,通过同时性判断任务进行评估,估计时间约束窗口 (TBW).
- TBW反映了听觉和视觉事件被视为同步的时间间隔.
- 以前的研究表明,TBW的寿命有所不同,但其个体可靠性尚未得到充分探索.
研究的目的:
- 为了确定时间绑定窗口 (TBW) 的测试-重新测试可靠性.
- 评估视听同步感知是否是一种稳定的个体特征.
主要方法:
- 18名参与者在两个不同的场合完成了同时性判断任务.
- 参与者判断了听觉和视觉语言刺激的同步性.
- 分析了响应时间和TBW参数的可靠性.
主要成果:
- 熟悉任务导致第二个测试日的响应时间更快.
- 虽然TBW斜率和振幅异常变化,但整体TBW保持稳定,表明对AV异步的敏感性一致.
- 观察到高在人体内相关性 (R=0.71) 和显著的人体间变异性.
结论:
- 时间绑定窗口 (TBW) 是个体视听同步感知的可靠衡量标准.
- 这些发现支持了在个体内对视听时间处理的保存的潜在机制.
- TBW的稳定性使其适合研究整个生命周期中视听感知的个体差异.
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