相关实验视频
Updated: Jul 20, 2025

07:40
Multi-Modal Home Sleep Monitoring in Older Adults
Published on: January 26, 2019
7.7K
使用可解释的深度学习模型对便携式监视器进行阻塞性睡眠呼吸暂停事件检测
Ángel Serrano Alarcón1,2, Natividad Martínez Madrid1, Ralf Seepold3
1School of Informatics, Reutlingen University, Reutlingen, Germany.
Frontiers in neuroscience
|July 31, 2023
概括
使用深度学习的便携式监视器在检测阻塞性睡眠呼吸暂停 (OSA) 事件和计算呼吸暂停-呼吸暂停指数 (AHI) 中表现有前途. 这种可解释的AI方法为传统的多睡眠学 (PSG) 提供了潜在的未来替代方案.
科学领域:
- 医疗保健中的人工智能
- 睡眠医学 技术 技术
- 生物医学信号处理
背景情况:
- 多睡眠学 (PSG) 是阻塞性睡眠呼吸暂停 (OSA) 诊断的标准,但在广泛使用方面存在重大限制.
- 与深度学习 (DL) 集成的便携式监视器 (PM) 为OSA检测提供了一种简化方法.
研究的目的:
- 开发和评估深度学习模型,用于检测OSA事件,并在便携式显示器上计算呼吸暂停-呼吸暂停指数 (AHI).
- 提高深度学习模型的可解释性,使用像梯度加权类激活映射 (Grad-CAM) 这样的技术.
主要方法:
- 在国家睡眠研究资源 (NSRR) 的多重睡眠数据上训练了多个深度学习模型.
- 优化了深度学习架构的超参数,以提高性能.
- 应用Grad-CAM来分析模型决策过程并确定相关的信号区域.
主要成果:
- 一个一维的卷积神经网络 (1D-CNN) 以84.3%的准确度实现了最佳性能.
- 模型解释性分析突出了影响OSA检测的关键信号区域.
- 开发的DL模型在检测OSA事件和计算AHI方面表现出有效性.
结论:
- 可解释的深度学习模型显示了便携式显示器作为OSA检测PSG的替代品的巨大潜力.
- 需要进一步开发,但这种方法代表了家庭睡眠呼吸暂停诊断的有希望的未来方向.
相关概念视频
Sleep Apnea
189
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
The condition is more prevalent among...
189
Sleep-Wake Cycles
1.4K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
1.4K
Cardiopulmonary Resuscitation II: ACLS Airway Management
20
Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned...
20
Understanding Sleep
414
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
414
Narcolepsy
144
Narcolepsy is a chronic sleep disorder characterized by pervasive, uncontrolled sleepiness and other sleep disturbances. One of its hallmark symptoms is an abrupt transition to REM sleep upon falling asleep, which causes symptoms typically associated with this phase to occur unexpectedly during wakefulness. These include the following symptoms, which typically last from a minute or two to half an hour.
144
Neural Control of Respiration
2.6K
The neural regulation of respiration is a meticulously coordinated process primarily controlled by the respiratory centers located within the brainstem. These centers, composed of specialized neurons, transmit nerve impulses that control the contraction and relaxation of our respiratory muscles.
Respiratory Centers in the Brainstem
Two primary areas comprise the respiratory center: the medullary respiratory center in the medulla oblongata and the pontine respiratory group in the pons. The...
Respiratory Centers in the Brainstem
Two primary areas comprise the respiratory center: the medullary respiratory center in the medulla oblongata and the pontine respiratory group in the pons. The...
2.6K

