Human actions analysis: Templates generation, matching and visualization applied to motion capture of highly-skilled karate athletes

T Hachaj, M Piekarczyk, MR Ogiela - Sensors, 2017 - mdpi.com
The aim of this paper is to propose and evaluate the novel method of template generation,
matching, comparing and visualization applied to motion capture (kinematic) analysis. To …

Evaluation of pattern recognition methods for head gesture-based interface of a virtual reality helmet equipped with a single IMU sensor

T Hachaj, M Piekarczyk - Sensors, 2019 - mdpi.com
The motivation of this paper is to examine the effectiveness of state-of-the-art and newly
proposed motion capture pattern recognition methods in the task of head gesture …

Inertial motion capture costume design study

A Szczęsna, P Skurowski, E Lach, P Pruszowski… - Sensors, 2017 - mdpi.com
The paper describes a scalable, wearable multi-sensor system for motion capture based on
inertial measurement units (IMUs). Such a unit is composed of accelerometer, gyroscope …

Reference data set for accuracy evaluation of orientation estimation algorithms for inertial motion capture systems

A Szczęsna, P Skurowski, P Pruszowski… - Computer Vision and …, 2016 - Springer
In this paper, we describe the freely available repository, RepoIMU, proposed for the needs
of orientation estimation algorithm evaluation for inertial motion capture systems. Such …

Kalman Filter estimation of angular acceleration

B Nalepa, A Gwiazda - IOP Conference Series: Materials Science …, 2020 - iopscience.iop.org
The Kalman filter is a commonly used tool to eliminate measurement noise occurring in the
data most often taken from various sensors. The most common application is data filtration …

Improving Human Motion Classification by Applying Bagging and Symmetry to PCA-Based Features

T Hachaj - Symmetry, 2019 - mdpi.com
This paper proposes a method for improving human motion classification by applying
bagging and symmetry to Principal Component Analysis (PCA)-based features. In contrast to …

Inertial motion capture costume

A Szczęsna, P Pruszowski, P Skurowski, E Lach… - Procedia …, 2017 - Elsevier
The need to measure human motion and to estimate its kinematic and dynamic parameters
in a real time appears in many fields such as medicine, sport, art and entertainment. This …

[PDF][PDF] Research on algorithms for estimating kinematic parameters of a system of articulated rigid bodies based on vectors of accelerations and angular velocities of …

B Nalepa, M Pawlyta, M Janiak, A Szczesna… - IJMMT, 2019 - ijmmt.ro
Determination of kinematic parameters of articulated rigid bodies is particularly important
when recreating the trajectory of movement of given systems: human (running, skiing) …