机器学习驱动的心脏骤停的早期预测
Parameswari S1, Jeevitha S2, Sree Rathna Lakshmi Nvs3
1Department of Electronics and Communication Engineering, Sri Sai Ram Institute of Technology, Chennai, Tamil Nadu, India.
概括
机器学习模型通过分析患者数据和心电图信号,准确预测心脏骤停 (CA). 人工神经网络实现了96.3%的准确性,使得及时干预并可能挽救生命.
科学领域:
- 心脏病学 心脏病学
- 生物医学工程 生物医学工程
- 人工智能的人工智能
背景情况:
- 心脏骤停 (CA) 是全球主要的死亡原因,通常是突然和不可预测的.
- 由于缺乏明确的警告信号,现有的CA预测方法是不够的.
- 机器学习 (ML) 提供了改善CA早期检测和干预的潜力.
研究的目的:
- 开发一种基于ML的方法,用于早期预测心血管疾病 (CVD),这是CA的主要贡献者.
- 整合多样化的患者数据,包括实验室结果,生命体征和心电图,以提高预测.
- 通过及时的医疗干预来提高生存率,并通过准确的预测来促进.
主要方法:
- 使用梯度增强算法 (GBA),支持向量机 (SVM),随机森林 (RF) 和人工神经网络 (ANN).
- 用于ECG信号分解和特征提取的波纹变换器 (WT).
- 实现了修改后递归特征消除 (MRFE),以实现有效的特征选择.
主要成果:
- 模型使用MATLAB进行验证,评估准确性,精度,回忆和F-score.
- 人工神经网络 (ANN) 显示出卓越的性能.
- ANN实现了96.3%的准确性,96.1%的精度,95%的回忆率和94.65%的F分数.
结论:
- ML对于早期CA预测是有效的,使得迅速的医疗干预.
- 拟议的ML模型显示了作为医疗保健专业人员有价值的工具的承诺.
- 这种方法有可能显著改善心脏骤停的管理和预防.
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