Results 11 to 20 of about 579,158 (268)

Surface Electromyography Spectral Parameters for the Study of Muscle Fatigue in Swimming

open access: yesFrontiers in Sports and Active Living, 2021
The purpose of this study was to assess validity, stability and sensitivity, of 4 spectral parameters–median frequency (Fmed), mean frequency (Fmean), Dimitrov index (DI), and mean instant frequency (Fmi)–in measuring localized muscle fatigue in swimming
Luca Puce   +15 more
doaj   +1 more source

Power Requirements Evaluation of Embedded Devices for Real-Time Video Line Detection

open access: yesEnergies, 2023
In this paper, the comparison of the power requirements during real-time processing of video sequences in embedded systems was investigated. During the experimental tests, four modules were tested: Raspberry Pi 4B, NVIDIA Jetson Nano, NVIDIA Jetson ...
Jakub Suder   +2 more
doaj   +1 more source

Learning diagnostic skills for adaptive teaching – a theoretical foundation

open access: yesCogent Education, 2021
Diagnostic abilities required during the on-going process of teaching include perception, interpretation and decision-making skills. They are regarded as important prerequisites for adaptive teaching.
Sabine Reuker, Stefan Künzell
doaj   +1 more source

Climbing Technique Evaluation by Means of Skeleton Video Stream Analysis

open access: yesSensors, 2023
Due to the growing interest in climbing, increasing importance has been given to research in the field of non-invasive, camera-based motion analysis. While existing work uses invasive technologies such as wearables or modified walls and holds, or focuses
Raul Beltrán Beltrán   +3 more
doaj   +1 more source

Experimental Study of the Influence of the Interaction of a Conveyor Belt Support System on Belt Damage Using Video Analysis

open access: yesApplied Sciences, 2023
This article describes a method of obtaining data from the examination of an impact process by capturing it with a TroubleShooter TSHRMM high-speed camera and evaluating the results of a video analysis of the impact of the load on a conveyor belt using ...
Daniela Marasova   +2 more
doaj   +1 more source

Survey on Video-Based Biomechanics and Biometry Tools for Fracture and Injury Assessment in Sports

open access: yesApplied Sciences, 2022
This work presents a survey literature review on biomechanics, specifically aimed at the study of existent biomechanical tools through video analysis, in order to identify opportunities for researchers in the field, and discuss future proposals and ...
Vanessa E. Ortiz-Padilla   +4 more
doaj   +1 more source

VCF: A Real-World Video Conference Deepfake Benchmark for Face-Swap Detection and Robustness Evaluation [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The rapid advancement of deepfake generation techniques poses significant security and privacy risks, particularly in video conferencing scenarios where variable resolutions, compression artifacts, and environmental factors complicate detection. Existing
M. Krasilnikov   +4 more
doaj   +1 more source

Video analytical coding: When video coding meets video analysis [PDF]

open access: yesSignal Processing: Image Communication, 2018
Leveraging on the properties of human visual system, most of the well-designed video coding standards utilize rate–distortion optimization techniques by maximizing a fidelity cost function (e.g., peak signal noise ratio, PSNR) under an available bit rate budget constrain.
Yuyang Liu   +5 more
openaire   +2 more sources

Priority Based Adaptive Rate Control in Wireless Sensor Networks: A Difference of Differential Approach

open access: yesIEEE Access, 2019
Wireless Sensor Networks (WSN), when deployed in a real world scenario have to deal with a wide variety of data. Because of the constrained bandwidth, different types of data need to be handled with different priorities in order to prevent congestion in ...
Subha Kanta Swain, Pradipta Kumar Nanda
doaj   +1 more source

Low-Cost Network Scheduling of 3D-CNN Processing for Embedded Action Recognition

open access: yesIEEE Access, 2021
The recent 3D convolutional neural network (3D-CNN) is a promising candidate for solving the action recognition problem by providing attractive algorithm-level performance.
Hyunhoon Lee   +3 more
doaj   +1 more source

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