Using accelerometer data to tune the parameters of an extended kalman filter for optical motion capture: Preliminary application to gait analysis

J Cuadrado, F Michaud, U Lugrís, M Pérez Soto - Sensors, 2021 - mdpi.com
Optical motion capture is currently the most popular method for acquiring motion data in
biomechanical applications. However, it presents a number of problems that make the …

Gap reconstruction in optical motion capture sequences using neural networks

P Skurowski, M Pawlyta - Sensors, 2021 - mdpi.com
Optical motion capture is a mature contemporary technique for the acquisition of motion
data; alas, it is non-error-free. Due to technical limitations and occlusions of markers, gaps …

Tracking of Wrist and Hand Kinematics with Ultra Low Power Wearable A-mode Ultrasound

G Spacone, S Vostrikov, V Kartsch… - … Circuits and Systems, 2024 - ieeexplore.ieee.org
Ultrasound-based Hand Gesture Recognition has gained significant attention in recent
years. While static gesture recognition has been extensively explored, only a few works …

Full-Perception Robotic Surgery Environment with Anti-Occlusion Global–Local Joint Positioning

H Wang, T Liu, J Chen, C Fan, Y Qin, J Han - Sensors, 2023 - mdpi.com
The robotic surgery environment represents a typical scenario of human–robot cooperation.
In such a scenario, individuals, robots, and medical devices move relative to each other …

A Gaussian wavelet-based method for extracting rockfall motion information in consecutive impact tests on flexible barrier systems

L Guo, Z Yu - International Journal of Impact Engineering, 2022 - Elsevier
Flexible barriers are vulnerable to consecutive rockfall impacts, particularly in mountainous
areas. The barriers deformation, energy absorption, and anti-impact performance can be …

Metrological evaluation of human–robot collaborative environments based on optical motion capture systems

L González, JC Álvarez, AM López, D Álvarez - Sensors, 2021 - mdpi.com
In the context of human–robot collaborative shared environments, there has been an
increase in the use of optical motion capture (OMC) systems for human motion tracking. The …

Detection and classification of artifact distortions in optical motion capture sequences

P Skurowski, M Pawlyta - Sensors, 2022 - mdpi.com
Optical motion capture systems are prone to errors connected to marker recognition (eg,
occlusion, leaving the scene, or mislabeling). These errors are then corrected in the …

[HTML][HTML] Tree based regression methods for gap reconstruction of motion capture sequences

P Skurowski, M Pawlyta - Biomedical Signal Processing and Control, 2024 - Elsevier
In the article, we study application of tree based regression methods for reconstruction of
gaps in marker trajectories in optical motion capture systems. Having perfect ground truth …

Simple, low-cost, and well-performing optical phase-locked loop for frequency and phase locking of semiconductor lasers

F Wang, W Ma, F Mei, Z Ji, D Su, Y Zhao, L Xiao… - Applied Optics, 2023 - opg.optica.org
We demonstrate a simple, low-cost, and well-performing optical phase-locked loop (OPLL)
circuit with ADF4007 as the phase frequency detector chip to achieve frequency and phase …

Assessment of Inertial Measurement Units for Estimating Kinematic Data in Gait Analysis

M Hassan, B Barakat, MM Ibrahim… - … on Automation and …, 2024 - ieeexplore.ieee.org
Accurate measurement of human joint angles during gait is crucial for understanding
movement biomechanics and assessing musculoskeletal conditions. Inertial measurement …