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Cascaded Machine Learning Algorithm for Snoring Detection Based on Audio Signal

delete2026-01-01
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PRE
AI
W
Wanqi Huang
C
Chen, Xuanyi *
J
Jinyu Du
D
Dingjuan Chua
DOI:10.1007/978-3-032-06952-8_9delete
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摘要

摘要

En 中文
打鼾对人类健康有显著影响,并且是全球普遍存在的问题。因此,本研究旨在建立一种机器学习算法来检测打鼾。基于梅尔频率倒谱系数(MFCCs)和过零率(ZCR)提取打鼾的声学特征。提取的特征作为级联模型的输入,其中第一层随机森林(RF)模型用于评估特征的重要性并提取最重要的特征。然后,精简后的特征集和RF的预测结果输入第二层,即具有径向基函数(RBF)核的支持向量机(SVM)分类器,其中SVM学习何时RF的预测结果可信,同时利用其在非线性信号建模方面的优势保持独立决策能力。因此,这种级联模型结构充分利用了RF和SVM的双重优势。模型的准确率达到了95%以上,与当前最先进的方法相当,证明了所提出结构的有效性。未来可以开展更多研究,以利用更大、多模态的数据集进一步在实际场景中提高其准确性。
Keyword:
Snoring
Cascaded Model
Machine Learning

期刊

C
COOPERATIVE DESIGN, VISUALIZATION, AND ENGINEERING, CDVE 2025
IF:
0
论文数:
24
被引数:
0

机构

P
peking university
学者数:
11.9W
论文数: 8.7W
被引数: 146
N
National University of Singapore
学者数:
7.6W
论文数: 6.5W
被引数: 11.4W
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