Review of balance recovery in response to external perturbations during daily activities

D Tokur, M Grimmer, A Seyfarth - Human movement science, 2020 - Elsevier
Balance is an essential capability to ensure upright standing and locomotion. Various
external perturbations challenge our balance in daily life and increase the risk for falling and …

Bioinspired legged robot design via blended physical and virtual impedance control

O Mohseni, AMN Rashty, A Seyfarth, K Hosoda… - Journal of Intelligent & …, 2022 - Springer
In order to approach the performance of biological locomotion in legged robots, better
integration between body design and control is required. In that respect, understanding the …

Unified modeling and control of walking and running on the spring-loaded inverted pendulum

M Shahbazi, R Babuška… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper addresses the control of steady state and transition behaviors for the bipedal
spring-loaded inverted pendulum (SLIP) model. We present an event-driven control …

Bio-inspired neuromuscular reflex based hopping controller for a segmented robotic leg

G Zhao, F Szymanski, A Seyfarth - Bioinspiration & biomimetics, 2020 - iopscience.iop.org
It has been shown that human-like hopping can be achieved by muscle reflex control in
neuromechanical simulations. However, it is unclear if this concept is applicable and …

Humans falling in holes: adaptations in lower-limb joint mechanics in response to a rapid change in substrate height during human hopping

TJM Dick, LK Punith… - Journal of the Royal …, 2019 - royalsocietypublishing.org
In getting from here to there, we continuously negotiate complex environments and
unpredictable terrain. Our ability to stay upright in the face of obstacles, such as holes in the …

Effective viscous damping enables morphological computation in legged locomotion

A Mo, F Izzi, DFB Haeufle… - Frontiers in Robotics and …, 2020 - frontiersin.org
Muscle models and animal observations suggest that physical damping is beneficial for
stabilization. Still, only a few implementations of physical damping exist in compliant robotic …

The benefit of combining neuronal feedback and feed-forward control for robustness in step down perturbations of simulated human walking depends on the muscle …

DFB Haeufle, B Schmortte, H Geyer… - Frontiers in …, 2018 - frontiersin.org
It is often assumed that the spinal control of human locomotion combines feed-forward
central pattern generation with sensory feedback via muscle reflexes. However, the actual …

Unified grf-based control for adjusting hopping frequency with various robot configurations

O Mohseni, P Schmidt, A Seyfarth… - Advanced …, 2022 - Taylor & Francis
The highly dynamic hybrid nature of legged locomotion makes it a very challenging task to
control. A proper control strategy, besides the ability to generate stable motions, should also …

Adjustable compliance and force feedback as key elements for stable and efficient hopping

R Galljamov, A Ahmadi, O Mohseni… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Achieving efficient and human-like hopping motions with consistent consecutive patterns
requires proper mechanical design and control. In this regard, we introduce a new …

Conceptual models of legged locomotion

J Seipel, M Kvalheim, S Revzen, MA Sharbafi… - Bioinspired Legged …, 2017 - Elsevier
This chapter provides an overview of simple conceptual models of locomotion at the scale of
whole body movements. First, conceptual models of locomotion are introduced along with a …