Results 21 to 30 of about 4,285,430 (261)

Evaluating 3D Human Motion Capture on Mobile Devices

open access: yesApplied Sciences, 2022
Computer-vision-based frameworks enable markerless human motion capture on consumer-grade devices in real-time. They open up new possibilities for application, such as in the health and medical sector.
Lara Marie Reimer   +3 more
doaj   +1 more source

Quantifying Jump Height Using Markerless Motion Capture with a Single Smartphone

open access: yesIEEE Open Journal of Engineering in Medicine and Biology, 2023
Goal: The countermovement jump (CMJ) is commonly used to measure lower-body explosive power. This study evaluates how accurately markerless motion capture (MMC) with a single smartphone can measure bilateral and unilateral CMJ jump height. Methods: First,
Timilehin B. Aderinola   +4 more
doaj   +1 more source

Inertial Measurement Unit Sensor-to-Segment Calibration Comparison for Sport-Specific Motion Analysis

open access: yesSensors, 2023
Wearable inertial measurement units (IMUs) can be utilized as an alternative to optical motion capture as a method of measuring joint angles. These sensors require functional calibration prior to data collection, known as sensor-to-segment calibration ...
Mitchell Ekdahl   +4 more
doaj   +1 more source

A Locality-based Neural Solver for Optical Motion Capture

open access: yesSIGGRAPH Asia 2023 Conference Papers, 2023
We present a novel locality-based learning method for cleaning and solving optical motion capture data. Given noisy marker data, we propose a new heterogeneous graph neural network which treats markers and joints as different types of nodes, and uses graph convolution operations to extract the local features of markers and joints and transform them to ...
Xiaoyu Pan   +10 more
openaire   +3 more sources

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

A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables

open access: yesPhysical Therapy Korea, 2022
To solve the pathological problems of the musculoskeletal system based on evidence, a so-phisticated analysis of human motion is required. Traditional optical motion capture systems with high validity and reliability have been utilized in clinical ...
Wootaek Lim
doaj   +1 more source

Remo Dance Motion Estimation with Markerless Motion Capture Using The Optical Flow Method

open access: yesEmitter: International Journal of Engineering Technology, 2016
Motion capture has been developed and applied in various fields, one of them is dancing. Remo dance is a dance from East Java that tells the struggle of a prince who fought on the battlefield. Remo dancer does not use body-tight costume.
Neny Kurniati   +2 more
doaj   +3 more sources

Agreement between Inertia and Optical Based Motion Capture during the VU-Return-to-Play- Field-Test

open access: yesSensors, 2020
The validity of an inertial sensor-based motion capture system (IMC) has not been examined within the demands of a sports-specific field movement test.
Chris Richter   +3 more
doaj   +1 more source

Comparing optical and electromagnetic tracking systems to facilitate compatibility in sports kinematics data

open access: yesInternational Biomechanics, 2021
Electromagnetic (EM) tracking has been used to quantify biomechanical parameters of the lower limb and lumbar spine during ergometer rowing to improve performance and reduce injury.
Caryn A. Urbanczyk   +3 more
doaj   +1 more source

Motion onset does not capture attention when subsequent motion is "smooth" [PDF]

open access: yes, 2011
Previous research on the attentional effects of moving objects has shown that motion per se does not capture attention. However, in later studies it was argued that the onset of motion does capture attention.
von Mühlenen, Adrian   +3 more
core   +1 more source

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