Results 21 to 30 of about 15,183 (256)

Gap Reconstruction in Optical Motion Capture Sequences Using Neural Networks

open access: yesSensors, 2021
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 might occur in such recordings.
Przemysław Skurowski, Magdalena Pawlyta
doaj   +1 more source

Local blood flow analysis and visualization from RGB-video sequences

open access: yesCurrent Directions in Biomedical Engineering, 2019
The extraction of heart rate and other vital parameters from video recordings of a person has attracted much attention over the last years. In this paper, we examine time differences between distinct spatial regions using remote photoplethysmography ...
Kossack Benjamin   +4 more
doaj   +1 more source

Multi-Headed Conv-LSTM Network for Heart Rate Estimation during Daily Living Activities

open access: yesSensors, 2021
Non-invasive photoplethysmography (PPG) technology was developed to track heart rate during physical activity under free-living conditions. Automated analysis of PPG has made it useful in both clinical and non-clinical applications.
Michał Wilkosz, Agnieszka Szczęsna
doaj   +1 more source

Performance of QR Code Detectors near Nyquist Limits

open access: yesSensors, 2022
For the interacting with real world, augmented reality devices need lightweight yet reliable methods for recognition and identification of physical objects. In that regard, promising possibilities are offered by supporting computer vision with 2D barcode
Przemysław Skurowski   +3 more
doaj   +1 more source

INTERPRETATION OF 2D AND 3D BUILDING DETAILS ON FACADES AND ROOFS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Current Internet-inspired mapping data are in the form of street maps, orthophotos, 3D models or street-side images and serve to support mostly search and navigation. Yet the only mapping data that currently can really be searched are the street maps via
P. Meixner, F. Leberl, M. Brédif
doaj   +1 more source

Research and Innovation Staff Exchange as a Frame for Collaboration of Higher Education with Industry: Lessons Learned from WrightBroS Horizon 2020 EU Project [PDF]

open access: yesAthens Journal of Education, 2023
The paper focusses on a collaboration between academia and industry. As an introduction, we present typical behavior of university researchers, who often define the area of application without consulting it with industrial partners, and we propose ...
Krzysztof A. Cyran
doaj   +1 more source

High-Precision Voltage Measurement for Optical Quantum Computation

open access: yesEnergies, 2022
This paper presents a theoretical study into the use of optical systems for quantum computation. The study results pertain to quantum sampling and quantum communication and provide a basis for further research and the development of a physical ...
Kamil Wereszczyński   +3 more
doaj   +1 more source

DAMAGE ESTIMATION OF EXPLOSIONS IN URBAN ENVIRONMENTS BY SIMULATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Precise models of the impact of explosions in urban environments provide novel and valuable information in disaster management for developing precautionary, preventive and mitigating measures. Yet to date, no methods enabling accurate predictions of the
L. Mohr   +3 more
doaj   +1 more source

AUTOMATIC MUCK PILE CHARACTERIZATION FROM UAV IMAGES [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
In open pit mining it is essential for processing and production scheduling to receive fast and accurate information about the fragmentation of a muck pile after a blast.
F. Schenk   +3 more
doaj   +1 more source

Datasets for learning of unknown characteristics of dynamical systems

open access: yesScientific Data, 2023
The ability to uncover characteristics based on empirical measurement is an important step in understanding the underlying system that gives rise to an observed time series.
Agnieszka Szczęsna   +5 more
doaj   +1 more source

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