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参考语音识别曲线用于德国单音节测试中的噪音:扬声器配置和房间声学的影响

Alexandra Winkler^1,2, Larissa Warkentin³, Florian Denk³

¹Institute of Hearing Technology and Audiology, Jade University of Applied Sciences, Oldenburg, Germany.

International journal of audiology

|November 7, 2024

概括

语音识别性能因扬声器设置和房间声学而异. 音源的空间分离提高了可理解性,但与无声环境相比,在典型的临床试验室中,这种好处减少了.

科学领域:

听力学听力学是指听力学.
声学声学在声学方面
语音感知语音感知

背景情况:

建立参考语音识别曲线对于临床听力学至关重要.
测试环境和设备的变化可能会影响语音识别分数.
了解房间声学和扬声器配置的影响对于准确的语音测试至关重要.

研究的目的:

在典型的临床环境中测量参考语音识别曲线.
评估不同扬声器配置对语音识别的影响.
为了比较无声室和临床测试室的语音识别.

主要方法:

对240名年轻成年人进行了语音识别评分测量,通过各种信号噪声比.
测试是在两个无声室和四个低反响音度测试室进行的.
使用了五种扬声器配置,包括正面 (S0N0) 和空间分离的源.

主要成果:

面部语音和噪音 (S0N0) 的参考曲线在各个房间都是一致的.
空间分离的声音源通常导致语音识别值 (SRT) 降低,这表明掩盖的空间释放.
与无声室相比,这种空间释放效应在听力测试室显著减少.

结论:

房间声学显著影响语音识别曲线,即使在反响低的房间.
扬声器配置和房间属性的差异使临床测量和参考数据之间的比较变得复杂.
对于所有临床语音识别测量,建议记录扬声器设置和测试室特征.

关键词:

弗莱堡单音节语音测试单音节语音测试语音识别语音识别语音识别双耳语音语音可理解性模型扬声器配置扬声器配置基准语音识别曲线的使用房间的声学特性房间的声学特性

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