在模拟双模式耳植入器使用者具有光谱孔的频率重要性函数中
Yang-Soo Yoon1, Reagan Whitaker2, Naomi White1
1Department of Communication Sciences and Disorders, Baylor University, Waco, Texas 76798, USA.
The Journal of the Acoustical Society of America
|June 3, 2024
概括
频率重要性函数 (FIF) 揭示了不同频段如何在模拟双模听力中为语音理解做出贡献. 高频频道 (5和6) 是最重要的,特别是在噪音方面.
科学领域:
- 听力学 听力学是指听力学.
- 语音科学 语言科学
- 神经科学是一个神经科学.
背景情况:
- 双方式听力结合了声学和电气听力.
- 了解频率贡献对于耳植入物使用者至关重要.
研究的目的:
- 为了导出用于模拟双模听力的频率重要性函数 (FIF).
- 调查频率地图重叠和噪声对语音感知的影响.
主要方法:
- 使用低通波器模拟声学听力.
- 使用六通道声编码器和不同频率图 (重叠,相遇,间隙) 模拟电气听力.
- 在安静和噪音下测量语音感知,以获得FIF.
主要成果:
- 在各个频率图中,FIF有显著的差异.
- 频道5和6始终显示为语音感知最重要的重要性.
- 频道1和2始终显示最不重要.
- 频段的贡献因声电频重叠的程度和噪声的存在而有所不同.
结论:
- 耳植入物频段对双模态语音感知的贡献受声电重叠的影响.
- 噪音对语音感知频段的权重产生重大影响.
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