在口语识别中的Rime原始化效应
Sophie Dufour1,2, Jonathan Mirault3,4, Jonathan Grainger2,3
1CNRS, LPL, UMR 7309, Aix-Marseille Université, Aix-en-Provence, France.
Experimental psychology
|January 30, 2024
概括
听觉词识别受益于和的声音,即使最后两个辅音被交换. 然而,在没有辅音转换的情况下的语产生了更强的促进作用,这表明了特定的语音处理机制.
科学领域:
- 心理语言学 心理语言学
- 听觉感知是一种听觉感知.
- 声学处理 声学处理
背景情况:
- 听觉原始化研究调查了先前暴露于刺激的因素如何影响后续刺激的处理.
- rima重叠,其中单词共享相同的母音和最后的辅音 (s),已知有助于听觉识别单词.
- 语音顺序在听觉原始化中的 rime 中的确切作用仍然不太清楚.
研究的目的:
- 检查语音原始化效应在听觉词识别当原数和目标共享最后的语音 (律重叠).
- 调查当最后两个辅音的顺序被转换时, rime 方便是否还存在.
- 为了比较标准音符重叠和转位音符音符条件之间的原始化大小.
主要方法:
- 参与者听取了以听力方式呈现的单音节主要目标对.
- 条件包括:无关的控制,标准音节重叠和转移的音节音节.
- 通过比较不同条件的反应时间和精度来测量初始化效应.
主要成果:
- 与对照组相比,在标准音符和转移音符的音符条件中都观察到显著的原始化效应.
- 在标准 rima 条件下,原始化效应明显大于在转位音符 rima 条件下.
- 这些发现表明,语重叠和转移语重叠都能促进听觉的词识别,但程度不同.
结论:
- 听觉声学原始化对最后一个音节内的音符的精确排序很敏感.
- 结果支持TISK模型,建议听觉初始化包括激活位置独立的语音表示和双语音表示.
- 这项研究推动了我们对大脑如何处理语音序列以识别口语的理解.
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