Rolling balance board of adjustable geometry as a tool to assess balancing skill and to estimate reaction time delay

CA Molnar, A Zelei, T Insperger - Journal of the Royal …, 2021 - royalsocietypublishing.org
The relation between balancing performance and reaction time is investigated for human
subjects balancing on rolling balance board of adjustable physical parameters: adjustable …

Experimental estimation of tactile reaction delay during stick balancing using cepstral analysis

DJ Nagy, L Bencsik, T Insperger - Mechanical Systems and Signal …, 2020 - Elsevier
The control mechanism of the human nervous system during stick balancing is analyzed
using signal processing techniques. It is assumed that during stick balancing the inclination …

Critical parameters for the robust stabilization of the inverted pendulum with reaction delay: state feedback versus predictor feedback

BA Kovacs, T Insperger - International Journal of Robust and …, 2022 - Wiley Online Library
The critical length that limits stabilizability for delayed proportional‐derivative‐acceleration
(PDA) feedback and for predictor feedback (PF) is analyzed for the inverted pendulum …

Virtual stick balancing: sensorimotor uncertainties related to angular displacement and velocity

BA Kovacs, J Milton, T Insperger - Royal Society Open …, 2019 - royalsocietypublishing.org
Sensory uncertainties and imperfections in motor control play important roles in neural
control and Bayesian approaches to neural encoding. However, it is difficult to estimate …

Virtual stick balancing: skill development in Newtonian and Aristotelian dynamics

BA Kovacs, T Insperger - Journal of the Royal Society …, 2022 - royalsocietypublishing.org
Human reaction delay significantly limits manual control of unstable systems. It is more
difficult to balance a short stick on a fingertip than a long one, because a shorter stick falls …

Parametric study of changes in human balancing skill by repeated balancing trials on rolling balance board

CA Molnar, T Insperger - Periodica Polytechnica Mechanical …, 2020 - pp.bme.hu
Dynamic balance conditions were realized by asking eight volunteers to stand on uniaxial
balance board with adjustable geometry and to carry out 60 s long balancing trials. Four …

[HTML][HTML] Critical delay as a measure for the difficulty of frontal plane balancing on rolling balance board

CA Molnar, T Insperger - Journal of Biomechanics, 2022 - Elsevier
The relation between balancing performance on rolling balance board and reaction time is
investigated. Ten young healthy adults performed balancing trials on a rolling balance board …

Rolling balance board robust stabilization: a mid-based design

A Benarab, CA Molnar, I Boussaada, K Trabelsi… - IFAC-PapersOnLine, 2022 - Elsevier
This paper considers the stabilization of a rolling balance board by means of the multiplicity-
induced-dominancy property. A two degree-of-freedom mechanical model of a human …

Predictor feedback models for stick balancing with delay mismatch and sensory dead zones

DJ Nagy, T Insperger - Chaos: An Interdisciplinary Journal of Nonlinear …, 2022 - pubs.aip.org
Human stick balancing is investigated in terms of reaction time delay and sensory dead
zones for position and velocity perception using a special combination of delayed state …

The Critical Length is a Good Measure to Distinguish between Stick Balancing in the ML and AP Directions

DJ Nagy, T Insperger - Periodica Polytechnica Mechanical Engineering, 2023 - pp.bme.hu
Seven novice subjects participated in experiments of stick balancing on a linear track in the
anterior-posterior (AP) and the medio-lateral (ML) directions. The goal of the experiments …