在对音色声学特征的感知中,听觉和振动的相互作用
Loonan Chauvette1,2, Anne Sophie Grenier3,4, Philippe Albouy3,4
1CERVO Brain Research Centre Université Laval, G1E 1T2, Quebec City, Canada. loonan.chauvette@cervo.ulaval.ca.
Scientific reports
|October 31, 2025
概括
振动感应器可以检测到复杂的声音特征,如音色. 时间声音线索通过触摸比光谱线索更容易被感知,这表明有助于听觉的潜力.
科学领域:
- 听觉神经科学 听觉神经科学
- 感官替代 感官替代 感官替代
- 人与计算机的交互
背景情况:
- 对听觉到振动触觉传感器件的兴趣越来越大.
- 对复杂的声音特征的振动感知能力的理解有限.
- 音色对于识别环境,语音和音乐声音至关重要.
研究的目的:
- 研究与音色相关的声学特征的振动感知.
- 测量频谱和时间声音特征的歧视值.
- 将听觉,振动和综合感官刺激进行比较.
主要方法:
- 测量了六个声学特征的区分值 (3光谱,3时间).
- 使用了听觉,振动和综合听觉+振动刺激.
- 招募了31名具有正常感官敏感度的成年参与者.
主要成果:
- 所有的光谱和时间特征都可以通过单独的振动刺激来进行区分.
- 振动触觉值对光谱特征来说比听觉值更糟糕.
- 对振幅调制频率的振动值比听觉值更差.
- 组合刺激改善了时间特征 (攻击时间,振幅调制深度) 的值,但不是光谱特征.
结论:
- 振动触觉时间线索显示出直接的潜力,以帮助听觉感知.
- 振动的光谱线索可能需要先进的信号处理才能有效地使用.
- 这些发现有助于设计用于听力障碍的感觉替代器件.
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