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相关概念视频

Stages of Sleep01:22

Stages of Sleep

186
Sleep progresses through distinct stages, each characterized by specific brain wave patterns and physiological responses ranging from wakefulness to stages of non-rapid eye movement, known as non-REM, to rapid eye movement, referred to as REM. Understanding these stages helps in recognizing how sleep supports various bodily and cognitive functions.
Before sleep begins, in wakefulness, the brain exhibits primarily beta waves, which are high in frequency and low in amplitude, indicating alertness...
186
Understanding Sleep01:11

Understanding Sleep

228
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...
228
REM Sleep Behavior Disorder01:15

REM Sleep Behavior Disorder

182
REM Sleep Behavior Disorder (RBD) is a sleep disorder characterized by the absence of muscle paralysis that normally occurs during the REM phase of sleep. This absence allows individuals to physically act out their dreams, which are often vivid and disturbing. Common behaviors exhibited during episodes include kicking, punching, and yelling. These actions can be dangerous, potentially leading to injuries for the person with RBD or their bed partner.
RBD is significantly associated with...
182
Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

166
Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
Understanding the concepts of physical dependence,...
166
Sleep Apnea01:21

Sleep Apnea

148
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...
148
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

1.3K
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:
1.3K

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相关实验视频

Updated: Jun 27, 2025

Author Spotlight: IntelliSleepScorer — A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research
04:54

Author Spotlight: IntelliSleepScorer — A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research

Published on: November 8, 2024

503

睡眠提升 (SleepBoost):一个基于树的多层组合模型,用于自动分类睡眠阶段.

Akib Zaman1, Shiu Kumar2, Swakkhar Shatabda3

  • 1Computer Science and Artificial Intelligence Laboratory (CSAIL), Electrical Engineering and Computer Science Department, Massachusetts Institute of Technology, Cambridge, MA, USA.

Medical & biological engineering & computing
|May 3, 2024
PubMed
概括
此摘要是机器生成的。

基于树的透明模型SleepBoost改善了用于神经退行性疾病监测的自动睡眠阶段分类 (ASSC). 它为深度学习提供了一个值得信赖的替代方案,增强了临床采用.

关键词:
深度学习是一种深度学习.组合学习学习 组合学习功能工程的特点工程.睡眠中断 睡眠中断 睡眠中断睡眠阶段的分类 睡眠阶段的分类

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相关实验视频

Last Updated: Jun 27, 2025

Author Spotlight: IntelliSleepScorer — A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research
04:54

Author Spotlight: IntelliSleepScorer — A High-Accuracy, Accessible GUI Software for Automated Sleep Stage Scoring in Mice and its Application in Psychiatric Research

Published on: November 8, 2024

503
Multi-Modal Home Sleep Monitoring in Older Adults
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Multi-Modal Home Sleep Monitoring in Older Adults

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Polygraphic Recording Procedure for Measuring Sleep in Mice
08:45

Polygraphic Recording Procedure for Measuring Sleep in Mice

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科学领域:

  • 神经科学和生物医学工程
  • 医疗保健中的人工智能

背景情况:

  • 睡眠障碍与神经退行性疾病密切相关,需要精确监测睡眠阶段.
  • 深度学习 (DL) 模型有先进的自动睡眠阶段分类 (ASSC),但它们的不透明性阻碍了临床信任.
  • 现有的ASSC方法缺乏透明度,这给医疗从业者带来了挑战.

研究的目的:

  • 为ASSC引入SleepBoost,这是一个透明的,多层次的基于树的组合模型.
  • 通过优先考虑可解释性,增强ASSC模型的临床信任和采用.
  • 为神经退行性疾病中睡眠模式分析提供强大且易于使用的工具.

主要方法:

  • 开发了SleepBoost,这是ASSC的一种透明的多层次树木组合模型.
  • 实现了特征工程块 (FEB),提取了41个时间/频域特征,其中23个通过相互信息选择.
  • 在多层次树结构中整合了三种线性模型,使用自适应式重量分配.

主要成果:

  • 在Sleep-EDF-20数据集中,SleepBoost实现了86.3%的准确性,80.9%的F1得分和0.807科恩卡帕.
  • 该模型在ASSC中表现优于领先的深度学习模型.
  • 除研究证实了选择性特征提取对于准确性和可解释性的重要性.

结论:

  • 睡眠提升为ASSC提供了一个透明和高性能替代不透明的深度学习模型.
  • 该模型的可解释性对于监测神经退行性疾病的临床采用至关重要.
  • 开源可用性促进了可访问性和在临床环境中潜在的广泛使用.