arXiv:2606.19125eess.ASstat.ME2026-06

用连续语音检测帕金森病,效果优于传统长音测试。

Continuous-Speech Parkinson's Disease Detection Using Acoustic and Inharmonicity Features

论文配图:Continuous-Speech Parkinson's Disease Detection Using Acoustic and Inharmonicity Features
图 1 · 摘自论文原文
  • 结合声学特征与非谐波性特征,构建连续语音识别模型。
  • 在两个数据集上均验证了连续语音优于长音发音的检测效果。
  • 为日常语音监测提供可行方案,适合临床辅助诊断场景。

已有研究主要通过持续元音发声识别帕金森病(PD),本文将其拓展至连续语音,实现对语音数据的实用化背景监测,以捕捉提示PD的语音变化。利用两个独立数据集,对比最佳持续元音模型与所提连续语音模型,明确显示后者性能更优。研究考察了说话人级评估方法与数据泄露防范策略,并验证了从连续语音中可靠提取元音信息的可能性。所提方法融合传统声学表征与新颖的非谐波性特征框架,在一个数据集上显示该特征提供互补信息并提升性能;但在另一数据集中未显著改善(亦未降低)性能,表明需进一步研究方可确定其适用性。整体证明,基于连续语音的PD分类相比持续元音更具优势。

原文摘要 · Abstract (English)

Notable efforts have been made to identify Parkinson's disease (PD) from vocal data, primarily using sustained vowel phonations. In this work, we extend on these efforts introducing a PD identification approach for continuous speech, enabling a practical background monitoring of voice data to detect vocal changes indicative of PD. Using two distinct data sets, we compare the best sustained vowel model with that of the proposed continuous speech model, clearly illustrating the preferential performance of the latter. We examine approaches for speaker level evaluation and data leakage preventions, as well as how vowel information may be reliable extracted from continuous speech. The proposed method framework exploits both traditional acoustic representations and a promising novel inharmonicity based framework, showing how the latter provides complementary information improving the performance for one of the data sets; however, for the other data set, this information did not significantly improve (nor reduce) the performance, suggesting that further studies are required before being able to draw firm conclusions in its use. Overall, the work clearly illustrates the benefit of forming PD classification using continuous speech compared to using sustained vowel sounds.

帕金森病语音分析连续语音非谐波性

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