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相关概念视频

Sleep Apnea01:21

Sleep Apnea

128
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...
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Neural Control of Respiration01:18

Neural Control of Respiration

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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...
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Understanding Sleep01:11

Understanding Sleep

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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...
219
Pulse Oximetry01:24

Pulse Oximetry

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Pulse oximetry, or SpO2, is a non-invasive method for continuously monitoring arterial oxygen saturation (SaO2). This procedure involves attaching a probe or sensor to the patient's fingertip, forehead, earlobe, or nose bridge. The sensor works by detecting changes in oxygen saturation levels through light signals generated by the oximeter and reflected by the pulsing blood under the probe.
Purpose
Average SpO2 values are greater than 95%. If the readings fall below 90%, it indicates that...
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Neural Regulation01:37

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Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.
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相关实验视频

Updated: Jun 6, 2025

Author Spotlight: Addressing Technical and Subjective Challenges in Measuring Classroom Attention
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在边缘设备上实施深度学习,用于检测和减少打.

Nguyen Ngoc Dinh1, Ngo Chi Bach1, Tran Viet Bach2

  • 1Faculty of Physics, VNU University of Science, Hanoi, 100000, Viet Nam; Vietnam National University, Hanoi, 100000, Viet Nam.

Computers in biology and medicine
|November 23, 2024
PubMed
概括

新的深度学习模型MinSnore能够准确地检测和减少即时的打,即使在基本设备上也是如此. 这种高效的解决方案通过最大限度地减少打的持续时间,为睡眠健康提供了突破性进展.

关键词:
动态卷曲是一种动态卷曲.边缘设备 边缘设备斯诺尔 (MinSnore) 是一个小镇.自主监督学习学习预防打 预防打

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Author Spotlight: IntelliSleepScorer &#8212; A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research
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Author Spotlight: IntelliSleepScorer &#8212; A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research
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科学领域:

  • 人工智能的人工智能
  • 生物医学工程 生物医学工程
  • 信号处理 信号处理

背景情况:

  • 打会影响睡眠质量,并与各种健康问题有关.
  • 现有的打检测方法往往需要大量的计算资源,这限制了它们在边缘设备上的使用.
  • 需要实时缓解打的解决方案,以实现可访问的睡眠健康管理.

研究的目的:

  • 介绍一个新的深度学习模型MinSnore,用于实时检测和减少打.
  • 设计一个可在低配置边缘设备上部署的计算高效模型.
  • 评估MinSnore系统的性能和现实世界的有效性.

主要方法:

  • 通过将MobileViTV3块集成到动态MobileNetV3骨干中,结合CNN和变压器,开发了MinSnore.
  • 在46,349个音频文件上预先训练模型,使用巴洛双胞胎 (SSL-BT) 自主监督学习.
  • 在17355个细分音频剪辑上微调了该模型,并评估了它在树Pi上的性能.

主要成果:

  • 在检测打时获得了高准确度 (96.37%),精度 (96.31%),回忆力 (94.12%) 和F1得分 (95.02%).
  • 在实践实验中,在Raspberry Pi上部署时,可以减少打的持续时间.
  • 该模型展示了最小的计算开销,适合边缘设备部署.

结论:

  • MinSnore提供了一个高度准确和高效的解决方案,用于实时检测和减少打.
  • 该模型的低计算要求使其非常适合在低成本边缘设备上部署.
  • 这项工作在通过可访问技术解决与睡眠有关的健康问题方面取得了重大进展.