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相关概念视频

Motor Units01:13

Motor Units

7.4K
The motor unit is a fundamental component of the neuromuscular system and plays a crucial role in coordinating muscle contractions. It consists of a somatic motor neuron, which connects and controls multiple skeletal muscle fibers, forming a single functional segment. The axon of the motor neuron branches out and establishes synaptic connections known as neuromuscular junctions with individual muscle fibers within the motor unit.
Motor units come in different sizes, with smaller units...
7.4K
Motor Units00:46

Motor Units

61.7K
A motor unit consists of two main components: a single efferent motor neuron (i.e., a neuron that carries impulses away from the central nervous system) and all of the muscle fibers it innervates. The motor neuron may innervate multiple muscle fibers, which are single cells, but only one motor neuron innervates a single muscle fiber.
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Gyroscope01:02

Gyroscope

4.1K
A gyroscope is defined as a spinning disk in which the axis of rotation is free to assume any orientation. When spinning, the orientation of the spin axis is unaffected by the orientation of the body that encloses it. The body or vehicle enclosing the gyroscope can be moved from place to place, while the orientation of the spin axis remains the same. This makes gyroscopes very useful in navigation, especially where magnetic compasses cannot be used, such as in crewed and crewless spacecraft,...
4.1K
One-Degree-of-Freedom System01:24

One-Degree-of-Freedom System

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In mechanical engineering, one-degree-of-freedom systems form the basis of a wide range of electrical and mechanical components. Using these models, engineers can predict the behavior of various parts in a larger system, which gives them insight into how different forces interact with each other.
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...
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相关实验视频

Updated: Jan 9, 2026

A Novel Single Animal Motor Function Tracking System Using Simple, Readily Available Software
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机动移动滑板车的单向全向摄像系统,用于测量驾驶操作,用户行为和车辆位置.

Naoto Haraguchi, Ryunosuke Hamataki, Kazunori Hase

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
    |December 3, 2025
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    概括

    这项研究开发了一种实用的单摄像头系统,用于评估老年用户的机动移动性滑板车 (MMS) 驾驶安全性. 该系统捕获了详细的驾驶数据,可以客观地评估用户的技能和注意力.

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    相关实验视频

    Last Updated: Jan 9, 2026

    A Novel Single Animal Motor Function Tracking System Using Simple, Readily Available Software
    08:22

    A Novel Single Animal Motor Function Tracking System Using Simple, Readily Available Software

    Published on: August 31, 2018

    6.9K
    Home-Based Monitor for Gait and Activity Analysis
    07:24

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    Published on: August 8, 2019

    7.2K
    Video Movement Analysis Using Smartphones ViMAS: A Pilot Study
    07:51

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    科学领域:

    • 康复工程 康复工程
    • 老年医学 老年医学
    • 人类因素工程 人类因素工程

    背景情况:

    • 评估机动移动滑板车 (MMS) 用户的安全性至关重要,特别是对于功能下降的老年人来说.
    • 现有的驾驶评估系统往往涉及复杂的设置,限制了临床实用性.
    • 需要简化,临床上适用的工具来评估MMS驾驶技能.

    研究的目的:

    • 开发和评估一个实用的MMS驾驶测量系统,使用单个全向摄像头用于临床环境.
    • 提出和分析从MMS驾驶数据中得出的安全评估因素.
    • 评估系统捕获各种驾驶数据并识别不同条件下的变化的能力.

    主要方法:

    • 开发了一种测量系统,使用单个全向摄像头及其MMS驾驶传感器.
    • 收集有关驾驶操作,用户行为和车辆位置的数据.
    • 在各种驾驶课程和滑板车设置中提出并比较MMS驾驶安全评估因素.

    主要成果:

    • 单摄像头系统证明了通过简单的设置来捕获全面的MMS驾驶数据的可行性.
    • 根据驾驶条件观察到驾驶评估因素的显著变化.
    • 收集的数据显示了评估用户注意力和安全意识的潜力.

    结论:

    • 开发的系统为评估MMS驾驶技能提供了一个实用的单一设备解决方案,与多个设备替代品不同.
    • 来自该系统的定量数据可以帮助治疗师客观地评估和改善老年MMS驾驶技能.
    • 进一步的研究可能会导致一个强大的指数来评估MMS驾驶能力在老年人.