Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Root-Locus Method01:19

Root-Locus Method

A cruise control system in a car is designed to maintain a specified speed automatically by adjusting the gas pedal. The system continuously measures the vehicle's speed and makes fine adjustments to the pedal to achieve this goal. The root locus method is particularly useful for understanding how the cruise control system's behavior changes under varying conditions, such as when the car goes uphill, downhill, or faces strong wind resistance.
This system can be represented by a block diagram,...
Controller Configurations01:22

Controller Configurations

Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller aligns...

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Comparing Therapeutic Treatment Goals Across Settings for Those in or At-Risk for Substance Use Treatment in West Alabama.

Substance use & addiction journal·2026
Same author

Cervical spinal cord stimulation disrupts proprioception yet improves voluntary arm reaching.

bioRxiv : the preprint server for biology·2026
Same author

Functional Somatotopy of Lumbar Dorsal Rootlets and its Role in Selective Recruitment via Lateral Spinal Cord Stimulation.

bioRxiv : the preprint server for biology·2026
Same author

Arm dominance is an emergent effect of practice executing complex trajectory shapes required by tools and objects.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Intracortical BCI Performance is Robust to Changes in Attentional Load During Dual-Tasking.

bioRxiv : the preprint server for biology·2026
Same author

Perceptual consciousness probably did not evolve for model-based planning.

The Behavioral and brain sciences·2026

相关实验视频

Updated: Jul 1, 2026

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury
08:07

Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

Published on: February 1, 2018

13.3K

脊髓刺激改善了减速阶段控制在目标达到中风后.

Douglas Weber, Omar Refy, Luigi Borda

    Research square
    |February 27, 2026
    PubMed
    概括

    椎脊髓刺激 (SCS) 通过改善达到手臂减速阶段,有助于恢复中风后的手臂运动. 这种神经调节疗法可能通过减少肌肉过度活跃来起作用,而不仅仅是增强弱肌肉.

    更多相关视频

    The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb
    14:56

    The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb

    Published on: September 23, 2018

    9.5K
    Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke
    08:53

    Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke

    Published on: June 6, 2025

    1.9K

    相关实验视频

    Last Updated: Jul 1, 2026

    Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury
    08:07

    Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury

    Published on: February 1, 2018

    13.3K
    The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb
    14:56

    The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb

    Published on: September 23, 2018

    9.5K
    Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke
    08:53

    Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke

    Published on: June 6, 2025

    1.9K

    科学领域:

    • 神经科学是一个神经科学.
    • 康复医学 康复医学 康复医学
    • 生物医学工程 生物医学工程

    背景情况:

    • 慢性中风后半通常会损害上肢功能.
    • 椎脊髓刺激 (SCS) 在改善运动控制方面表现有前途.
    • 目前尚不完全了解SCS影响中风后手臂运动控制的精确机制.

    研究的目的:

    • 量化描述SCS对患有中风后半症的个体手臂运动控制的影响.
    • 研究由SCS.受影响的潜在神经运动控制策略.
    • 探索比例导数 (PD) 控制模型作为SCS参数选择的生物标志物的潜力.

    主要方法:

    • 使用比例导数 (PD) 控制模型来分析平面到达数据.
    • 收集了来自12名健康个体和5名患有慢性中风后半症的参与者的数据.
    • 在健康对照组,中风参与者和接受SCS的中风参与者之间比较了模型参数.

    主要成果:

    • 该PD模型准确地描述了达到运动,加速的比例收益和减速的衍生收益.
    • 在健康的个体中,观察到位置和取决于速度的扭矩之间的平衡相互作用.
    • 脑神经系统部分正常化了中风参与者的改变平衡,特别影响了速度依赖的术语,这表明它在抑制对抗性肌肉过度兴奋性方面发挥了作用.

    结论:

    • 在中风后,SCS影响手臂运动控制,对减速阶段有显著影响.
    • 研究结果表明,SCS可能主要通过抑制对抗性肌肉过度兴奋而不是仅仅增强对抗性肌肉驱动而起作用.
    • PD控制器模型参数显示频率依赖的效应,表明它们作为优化中风康复中SCS参数的生物标志物的潜力.