音声创伤性声高功能在不同门诊语音测量中签名的一致性
Hamzeh Ghasemzadeh1,2,3, Robert E Hillman1,2,4,5, Daryush D Mehta1,2,4,5
1Center for Laryngeal Surgery and Voice Rehabilitation, Massachusetts General Hospital, Boston.
概括
女人的音声创伤性声高功能 (PVH) 始终被突然的声关闭,更大声的发音和日常活动中更短的声休息所表明. 这些语音使用模式为识别PVH提供了关键签名.
科学领域:
- 职业健康和声学学
- 语音语言病理学 语言病理学
- 生物医学工程 生物医学工程
背景情况:
- 音声创伤性声高功能 (PVH) 与各种声音和行为因素有关.
- 这些因素在PVH患者中的日常表现一致性尚不清楚.
- 了解一致的PVH签名对于诊断和管理至关重要.
研究的目的:
- 通过门诊语音测量来量化PVH表现的一致性.
- 在日常声乐活动中识别最佳,一致的PVH标志.
- 分析声学和时间语音参数用于PVH检测.
主要方法:
- 在一个星期内,从116名患有PVH的女性和对照者身上记录了门诊部表面加速信号.
- 机器学习模型,包括后勤回归,使用语音测量和声调/休息时间进行训练.
- 使用嵌套的10倍交叉验证来确保模型的通用性.
主要成果:
- 前两个波的差异 (H1-H2) 显示了最一致的PVH签名 (69.4%的PVH参与者).
- 非典型的光谱倾斜 (73.6%) 和声压水平 (SPL; 66.9%) 也是一致的指标.
- 非典型的休息时间 (77.6%) 和表达时间 (68.9%) 在PVH参与者中占主导地位.
结论:
- 患有PVH的女性表现出不同的日常语音使用模式:突然的声关闭,更大声的发音和更短的声休息.
- 较低的基本频率在PVH患者的日常活动中不太常见.
- 发音持续时间签名显示了很大的效果大小,突出了语音使用在PVH开发中的作用.
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