Results 21 to 30 of about 16,572 (251)

Human mobile robot interaction in the retail environment

open access: yesScientific Data, 2022
Measurement(s) Robot and human trajectories, human full-body motion capture, and eye gaze directions. Technology Type(s) Mobile robot, inertial measurement unit-based motion capture system, and eye tracker.
Yuhao Chen   +8 more
doaj   +1 more source

Robust Inertial Measurement Unit-Based Attitude Determination Kalman Filter for Kinematically Constrained Links

open access: yesSensors, 2019
The external acceleration of a fast-moving body induces uncertainty in attitude determination based on inertial measurement unit (IMU) signals and thus, frequently degrades the determination accuracy.
Jung Keun Lee, Mi Jin Choi
doaj   +1 more source

Validation of Inertial Sensors to Evaluate Gait Stability

open access: yesSensors, 2023
The portability of wearable inertial sensors makes them particularly suitable for measuring gait in real-world walking situations. However, it is unclear how well inertial sensors can measure and evaluate gait stability compared to traditional laboratory-
Paul M. Riek, Aaron N. Best, Amy R. Wu
doaj   +1 more source

Peak Tibiofemoral Contact Forces Estimated Using IMU-Based Approaches Are Not Significantly Different from Motion Capture-Based Estimations in Patients with Knee Osteoarthritis

open access: yesSensors, 2023
Altered tibiofemoral contact forces represent a risk factor for osteoarthritis onset and progression, making optimization of the knee force distribution a target of treatment strategies.
Giacomo Di Raimondo   +6 more
doaj   +1 more source

A wearable motion capture device able to detect dynamic motion of human limbs

open access: yesNature Communications, 2020
Current wearable motion capture technologies are unable to accurately detect dynamic motion of human limbs due to drift and instability problems. Here, the authors report a wearable motion capture device combining tri-axis velocity sensor and inertial ...
Shiqiang Liu   +3 more
doaj   +1 more source

A Scalable and Distributed Solution to the Inertial Motion Capture Problem

open access: yesCoRR, 2016
The project Probabilistic modeling of dynamical systems (Contract number: 621- 2013-5524)
Kok, Manon   +4 more
openaire   +3 more sources

An improved semi-synthetic approach for creating visual-inertial odometry datasets

open access: yesGraphical Models, 2023
Capturing outdoor visual-inertial datasets is a challenging yet vital aspect of developing robust visual-inertial odometry (VIO) algorithms. A significant hurdle is that high-accuracy-ground-truth systems (e.g., motion capture) are not practical for ...
Sam Schofield   +2 more
doaj   +1 more source

Measurement of Pelvic Orientation Angles during Sprinting Using a Single Inertial Sensor

open access: yesProceedings, 2020
The purpose of this study was to elucidate pelvic orientation angles using a single lower back-mounted inertial sensor during sprinting. A single inertial sensor was attached to each sprinter’s lower back, used to measure continuous pelvic movements ...
Tomohito Wada   +5 more
doaj   +1 more source

Utilizing Motion Capture Systems for Instrumenting the OCRA Index: A Study on Risk Classification for Upper Limb Work-Related Activities

open access: yesSensors, 2023
In the search to enhance ergonomic risk assessments for upper limb work-related activities, this study introduced and validated the efficiency of an inertial motion capture system, paired with a specialized platform that digitalized the OCRA index ...
Pablo Aqueveque   +6 more
doaj   +1 more source

A Kinematic Information Acquisition Model That Uses Digital Signals from an Inertial and Magnetic Motion Capture System

open access: yesSensors, 2022
This paper presents a model that enables the transformation of digital signals generated by an inertial and magnetic motion capture system into kinematic information.
Andrea Catherine Alarcón-Aldana   +3 more
doaj   +1 more source

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