语音信息在语音身份歧视中的机制:基于视力和盲人的比较研究
Lili Ming1,2, Libo Geng1,2, Xinyu Zhao1,2
1School of Linguistic Sciences and Arts, Jiangsu Normal University, Xuzhou, China.
Frontiers in psychology
|June 7, 2024
概括
语音信息会影响视力和盲人的语音身份处理,尽管底层机制不同. 盲人对语音来源信息的依赖性增加,改变了语音线索的处理方式.
科学领域:
- 听觉感知是一种听觉感知.
- 认知神经科学 认知神经科学
- 语音处理 语音处理
背景情况:
- 语音身份处理依赖于声学和语音线索.
- 了解感官障碍,如失明,如何影响听觉处理至关重要.
- 现有的语音熟悉度模型可能无法完全解释改变的感官处理.
研究的目的:
- 调查声学信息是否影响盲人的语音身份处理.
- 确定语音信息如何影响盲人与有视力的个体的语音身份处理.
- 探索母语和言语方式在语音身份歧视中的作用.
主要方法:
- 实验1:使用母语和不熟悉语言 (视力和盲人群) 的前向和后向语音身份歧视.
- 实验2:语音身份歧视与关节抑制 (视力和盲人组).
- 利用母语和不熟悉的语言来评估语音熟悉度和处理.
主要成果:
- 视力强和盲人群体都在语音身份歧视方面表现出母语优越性,前向和后向发言.
- 语音信息在两组中都会影响语音身份处理,后向语音保留可用的语音线索.
- 母语优越性是通过语音方式和发音抑制在有视力的个体中进行调节的,但不是在盲人中.
结论:
- 语音信息在盲人语音识别处理中与视力正常的人相比,在盲人语音识别处理中具有不同的功能.
- 在失明中对语音源信息的高度依赖并不否定语音信息的作用,而是改变了其功能机制.
- 这些发现需要对当前的语音熟悉度模型进行改进,以纳入改变的感官处理机制.
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