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相关实验视频

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雷达生命信号监测的可行性使用多个范围 Bin 选择选择.

Benedek Szmola1,2,3, Lars Hornig3, Karen Insa Wolf3

  • 1Department of Neurology, School of Medicine and Health Science, Carl von Ossietzky Universität Oldenburg, 26129 Oldenburg, Germany.

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概括

使用雷达进行非接触式生命体征监测,通过选择多个呼吸和心跳信号来增强. 与单个信号选择相比,这种方法提高了准确性并减少了工件.

关键词:
声中位数的中位数侧面放置的放置方式多个范围 bin 选择 bin 选择持久性图表是一个持久性图.雷达 雷达 雷达 雷达 是一个睡眠监测 睡眠监测 睡眠监测时间延迟嵌入式嵌入式拓学数据分析数据分析.监测生命体征,监测生命体征.

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科学领域:

  • 生物医学工程 生物医学工程
  • 医疗器械 医疗器械
  • 信号处理 信号处理

背景情况:

  • 雷达提供了有前途的非接触式生命体征监测.
  • 它们可以补充睡眠研究的多睡眠学.
  • 从多个身体部位同时提取生命体征是可能的.

研究的目的:

  • 介绍一种用于选择多个呼吸和心跳信号的新方法.
  • 使用并发信号来提高生命速率的稳定性和准确性.
  • 为了改善无接触式生命体征监测.

主要方法:

  • 从拓数据分析中开发了一个使用持久性图的算法.
  • 在持久性图表上评估多个标准,以检测生命信号.
  • 在夜间雷达和多重睡眠记录同时进行测试.

主要成果:

  • 多重信号选择改善了呼吸的准确性 (MAE 0.20与0.29呼吸/分钟).
  • 多重信号选择改善了心率的准确性 (MAE 0.66对比1.97次/分钟).
  • 选择了更少的人工细分,信号分布与生理学保持一致.

结论:

  • 无接触式生命体征监测的好处是通过多个信号选择提高了准确性.
  • 这种方法提高了稳定性,并减少了基于雷达的监控中的错误.
  • 生命体征的分布可能会提供额外的睡眠监测见解.