室内音乐厅声学:测量和感知差异
Winfried Lachenmayr1, Nils Meyer-Kahlen2, Otavio Colella Gomes3
1Department of Computer Science, Aalto University, P.O. Box 13100, Aalto, Finland.
The Journal of the Acoustical Society of America
|July 19, 2023
概括
这项研究揭示了室内音乐厅的听众偏好,证实了两个群体:一个倾向于包围声音,另一个优先考虑清晰度. 大厅声学取决于声音能量分布,而不仅仅是形状.
科学领域:
- 声学 声学 在声学方面
- 精神声学是一种精神声学.
- 建筑声学 建筑声学
背景情况:
- 了解房间声学对于设计增强音乐体验的空间至关重要.
- 之前对大型交响乐厅的研究发现了基于大厅形状和声学特征的不同听众偏好.
研究的目的:
- 为了研究七个室内音乐厅的房间声学.
- 评估客观的声学测量和主观的听力实验,以了解感知差异.
- 识别听众的偏好及其与声学参数和礼堂架构的关系.
主要方法:
- 在七个室内音乐厅进行了客观的声学测量,模拟占用.
- 主观倾听实验使用了一种配对比较范式来评估包围,温暖,清晰,近距离和偏好.
- 一个扬声器四重奏和周围的阵列被用于 auralisations.
- 隐性类分析检查了实验室间协议和听众组的出现.
主要成果:
- 室内音乐厅的听众偏好与大型交响乐厅的调查结果一致,出现了两个不同的群体:喜欢包围声音的人和喜欢高清晰度的人.
- 感知评分主要受到早期和晚期声音能量分布的影响,而不是特定的大厅形状.
- 在大型交响乐厅中观察到的矩形和非矩形地图之间的区别在这些较小的室内音乐厅中并不明显.
结论:
- 听众对包围声音或高清晰度的偏好是不同大小的大厅中一致的现象.
- 声音能量的分布,特别是早期和晚期反射之间的平衡,是室内音乐厅感知室内声学和听众偏好的关键决定因素.
- 室内音乐厅的建筑设计考虑应该专注于优化声音能量分布,而不是仅仅关注地图几何.
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