肌肉协同引导强化学习为体现的肌肉骨运动技能学习
IEEE transactions on bio-medical engineering
|January 12, 2026
概括
这项研究引入了一种新的协同引导强化学习框架,用于体现的肌肉骨模型. 这种方法增强了运动技能的获得,提高了类似人类运动的精度和能源效率.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 生物力学 生物力学
- 机器学习 机器学习
背景情况:
- 在复杂的肌肉骨模型中获得类似人类运动技能受到高维度和执行器冗余的阻碍.
- 现有的方法难以实现自然主义运动所需的复杂协调.
研究的目的:
- 开发一个强化学习框架,整合神经生理学先验,特别是肌肉协同作用,以改善体现模型中的运动技能学习.
- 在模拟的肌肉骨系统中提高运动控制的效率,准确性和可解释性.
主要方法:
- 开发了一个协同引导的强化学习框架,将肌肉协同作为生理学先验纳入控制政策.
- 该框架使用协调的肌肉激活模式来指导学习,具有单独的协同引导和剩余控制组件.
- 作为基准任务,使用了四次羽毛球击球 (前手/后手,内向/外向网切片) 和前手高发球.
主要成果:
- 提出的方法实现了高精度,在所有任务中,平均根平均平方误差低于0.015半径.
- 它在轨道准确性,能源效率 (高达14.9%的降低) 和融合速度方面超过了近接政策优化 (PPO) 的基线.
- 学习的肌肉协同效应与人类的协同效应有中等的相似之处,这表明生物可信性和解释性.
结论:
- 将神经生理学先验整合到强化学习中,为高效,可解释和类似人类的运动控制提供了一个可行的途径.
- 这种方法在运动技能评估,人机接口和康复技术等领域有很大的应用潜力.
相关概念视频
Muscle Coordination and Action
3.0K
Muscle coordination is a complex and finely tuned process essential for smooth and purposeful movements like flexion, extension, adduction, abduction, and rotation. The human body orchestrates the actions of various muscles working in concert, each with a specific role. Four functional types describe how muscles work together: agonist, antagonist, synergist, and fixator.
Agonists
Agonist muscles, often called prime movers, are the primary muscles responsible for producing a specific movement....
Agonists
Agonist muscles, often called prime movers, are the primary muscles responsible for producing a specific movement....
3.0K
Muscle Contraction
95.8K
95.8K
Relaxation of Skeletal Muscles
5.5K
The period of muscle contraction primarily influences the duration of stimulation at the neuromuscular junction (NMJ), the presence of free calcium ions in the sarcoplasm, and the availability of energy or ATP to support contractions.
When an action potential reaches the axon terminal, it depolarizes the membrane and opens voltage-gated sodium channels. Sodium ions enter the cell, further depolarizing the presynaptic membrane. This depolarization causes voltage-gated calcium channels to open....
When an action potential reaches the axon terminal, it depolarizes the membrane and opens voltage-gated sodium channels. Sodium ions enter the cell, further depolarizing the presynaptic membrane. This depolarization causes voltage-gated calcium channels to open....
5.5K
Excitation-Contraction Coupling in Skeletal Muscles
13.9K
Excitation-contraction coupling is a series of events that occur between generating an action potential and initiating a muscle contraction. It occurs at the triad, a structure found in skeletal muscle fibers that comprise a T-tubule and terminal cisternae of the sarcoplasmic reticulum on each side. These triads are visible in longitudinally sectioned muscle fibers. They are typically located at the A-I junction — the junction between the A and I bands of the sarcomere.
When an action...
When an action...
13.9K
Overview of Skeletal Muscle
14.3K
Skeletal muscles are composed of a bundle of muscle fibers and are attached to bones through tendons. Each skeletal muscle fiber is a single muscle cell. The sarcolemma, the plasma membrane of a skeletal muscle cell, consists of a lipid bilayer and glycocalyx that supports muscle fibers. The sarcolemma extends into the muscle cells to form tubular structures called transverse or T-tubules. Each side of the T-tubules consists of a membrane-bound structure called the sarcoplasmic reticulum,...
14.3K
Skeletal Muscle Anatomy
92.6K
Skeletal muscle is the most abundant type of muscle in the body. Tendons are the connective tissue that attaches skeletal muscle to bones. Skeletal muscles pull on tendons, which in turn pull on bones to carry out voluntary movements.
92.6K


