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相关概念视频

Exercise Stress Test01:26

Exercise Stress Test

196
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
196
Physical Assessment of the Respiratory Tract III: Percussion01:29

Physical Assessment of the Respiratory Tract III: Percussion

344
The respiratory system, fundamental to life, consists of complex structures responsible for gas exchange. The percussion assessment is critical to understanding this system's health and functionality. This non-invasive assessment technique allows healthcare providers to evaluate the density or aeration of the lungs, thereby identifying potential abnormalities.
Percussion in Respiratory Assessment
Percussion evaluates underlying tissue composition with audible and tactile vibrations,...
344
Physical Assessment of the Respiratory Tract IV: Auscultation01:28

Physical Assessment of the Respiratory Tract IV: Auscultation

372
Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
372
Physical Assessment of the Respiratory Tract II: Palpation01:24

Physical Assessment of the Respiratory Tract II: Palpation

337
Physical assessment of the respiratory tract is critical in identifying potential health issues. One key component of this assessment is palpation, a technique healthcare providers use to assess the body for abnormalities. This content explores the method of palpation in evaluating the respiratory tract, focusing on thoracic palpation and tactile fremitus.
Thoracic Palpation
Thoracic palpation detects tenderness, masses, lesions, respiratory excursions, and vocal fremitus. The nurse assesses...
337

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Economic Deterioration and Social Factors Affecting Mental Health During the COVID-19 Pandemic in Japan: Web-Based Cross-Sectional Survey.

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相关实验视频

Updated: Jun 23, 2025

Evaluation of a Smartphone-based Human Activity Recognition System in a Daily Living Environment
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使用语音识别应用程序进行体力活动评估:开发和验证研究

Hideyuki Namba1

  • 1Physical Education Lab., College of Science and Technology, Nihon University, Chiba, Japan.

JMIR biomedical engineering
|June 22, 2024
PubMed
概括
此摘要是机器生成的。

一个新的语音识别应用程序准确地测量身体活动,与加速度计数据高度相关. 这项创新技术提供了一种低负担的方法,用于在大量人群中评估体育活动.

关键词:
加速度计的加速度计.申请申请表 申请表 申请表身体活动 身体活动智能手机的智能手机智能手机的智能手机.语音识别功能 语音识别功能

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科学领域:

  • 生物医学工程 生物医学工程
  • 医疗信息学 医疗信息学
  • 可穿戴技术可穿戴技术

背景情况:

  • 传统的身体活动评估方法 (问卷,加速度计) 有局限性.
  • 基于Web的系统提供了更容易的数据收集.
  • 语音识别技术可以简化身体活动监控,而无需设备交互.

研究的目的:

  • 开发一个智能手机应用程序,利用语音识别来记录行为和身体活动.
  • 通过将其数据与加速度计测量结果进行比较来验证应用程序的准确性.

主要方法:

  • 开发了一个集成到智能手机应用程序中的语音识别系统.
  • 20名参与者戴着三轴加速度计,并使用该应用程序7天.
  • 使用从语音数据中获得的代谢等价值 (MET) 来量化运动强度.

主要成果:

  • 该应用实现了语音数据自动转换为行为词的78.4%.
  • 应用 (1.64) 和加速度计 (1.63) 的平均每日MET值没有显著差异 (P=.57).
  • 在应用程序和加速度计测量的MET之间发现了强烈的相关性 (r=0.830,P<.001),平均差异很小 (0.02MET).

结论:

  • 与加速度计相比,语音识别应用程序提供了有效和高度相关的身体活动测量.
  • 这项技术使大群体能够同时进行低负担的体育活动评估.
  • 需要进一步改进数据分类和用户合规性,但语音识别为身体活动评估提供了一种新的方法.