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相关概念视频

Hierarchy of Motor Control01:18

Hierarchy of Motor Control

2.6K
The hierarchy of motor control refers to the different levels of organization and processing involved in controlling movement in the body. These levels range from higher cortical areas involved in planning and decision-making to lower spinal cord reflexes that respond automatically to external stimuli.
2.6K
Controller Configurations01:22

Controller Configurations

90
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...
90
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

105
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence...
105
Root-Locus Method01:19

Root-Locus Method

142
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...
142
Turbine-Governor Control01:17

Turbine-Governor Control

189
Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
189
Rolling Resistance: Problem Solving01:17

Rolling Resistance: Problem Solving

313
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
313

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相关实验视频

Updated: Jun 18, 2025

WheelCon: A Wheel Control-Based Gaming Platform for Studying Human Sensorimotor Control
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WheelCon: A Wheel Control-Based Gaming Platform for Studying Human Sensorimotor Control

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通过多个路点对方向盘的前景控制.

A J Jansen1,2, Brett R Fajen1,3

  • 1Cognitive Science Department, Rensselaer Polytechnic Institute, Troy, NY, USA.

Journal of vision
|August 1, 2024
PubMed
概括

人类的方向盘适应未来的目标. 当驾驶员能够看到前方的多个路线点时,他们的方向盘运动会得到改善,在导航任务中表现出预测性控制.

科学领域:

  • 人类运动控制器
  • 机器人技术和自主系统
  • 虚拟现实模拟虚拟现实模拟

背景情况:

  • 机车任务通常需要在混乱的环境中以高速速度导航多个路点.
  • 熟练的导航建议根据当前和未来的目标调整轨迹,但证据不确定.

研究的目的:

  • 为了研究人类如何适应方向盘运动,以预期未来的多个目标.
  • 为了澄清镜头距离在多向点方向盘行为中的作用.

主要方法:

  • 试验对象在虚拟环境中执行模拟无人机飞行任务.
  • 眼睛的运动被跟踪,视角距离的距离被操纵.
  • 性能指标包括门通道率,碰撞,速度和路径特征.

主要成果:

  • 有了足够的视角距离 (≥1.5段),受试者成功地通过了门,保持了速度,并根据随后的路标进行了调整.
  • 缩小视角距离 (<1.5段) 导致了更长的路径和更慢,更可变的速度.
  • 方向盘控制受到直接路点以外的信息的显著影响.

结论:

  • 人类通过多个路径指导依赖于处理超出最近目标的信息.

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Dorsal Column Steerability with Dual Parallel Leads using Dedicated Power Sources: A Computational Model
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Dorsal Column Steerability with Dual Parallel Leads using Dedicated Power Sources: A Computational Model

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相关实验视频

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WheelCon: A Wheel Control-Based Gaming Platform for Studying Human Sensorimotor Control

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Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function
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Dorsal Column Steerability with Dual Parallel Leads using Dedicated Power Sources: A Computational Model
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Dorsal Column Steerability with Dual Parallel Leads using Dedicated Power Sources: A Computational Model

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  • 当有足够的关于未来路点的视觉信息时,就会采用预测性转向策略.
  • 这些发现为自主导航系统的控制策略的设计提供了信息.