Results 11 to 20 of about 397,276 (322)

Applicability of Data Acquisition Characteristics to the Identification of Local Artefacts in Global Digital Elevation Models: Comparison of the Copernicus and TanDEM-X DEMs

open access: yesRemote Sensing, 2021
Several global digital elevation models (DEMs) have been developed in the last two decades. The most recent addition to the family of global DEMs is the TanDEM-X DEM.
Jana Marešová   +7 more
doaj   +1 more source

Comparison of Motion Artefact Reduction Methods and the Implementation of Adaptive Motion Artefact Reduction in Wearable Electrocardiogram Monitoring

open access: yesItalian National Conference on Sensors, 2020
A motion artefact is a kind of noise that exists widely in wearable electrocardiogram (ECG) monitoring. Reducing motion artefact is challenging in ECG signal preprocessing because the spectrum of motion artefact usually overlaps with the very important ...
Xiang An, George K Stylios
semanticscholar   +1 more source

Security optimization of artefacts laser cleaning [PDF]

open access: yesTehnika, 2017
Laser techniques have become irreplaceable in solving a wide variety of conservation problems. For the last thirty years, lasers have been used in the diagnostic process, in the process of removing undesirable layers, as well as in repairing damages of ...
Polić Suzana R.   +4 more
doaj   +1 more source

A k-Space Model of Movement Artefacts: Application to Segmentation Augmentation and Artefact Removal

open access: yesIEEE Transactions on Medical Imaging, 2020
Patient movement during the acquisition of magnetic resonance images (MRI) can cause unwanted image artefacts. These artefacts may affect the quality of clinical diagnosis and cause errors in automated image analysis.
Richard Shaw   +4 more
semanticscholar   +1 more source

Il Progetto Web-IDEA

open access: yesJe-LKS: Journal of E-Learning and Knowledge Society, 2012
In an e-learning project the most critical element is not represented by technological tools, that can be seen as a simple “commodity”, but by didactic contents used to support a learning process.
Angelo Chianese, Vincenzo Moscato
doaj   +1 more source

Revisiting the fourth dimension of tool use: how objects become tools for capuchin monkeys

open access: yesEvolutionary Human Sciences, 2021
Culture allows humans to adapt to a diversity of contexts. Participatory experience in technical activities and activity with artefacts provide the basis for learning traditional technical skills. Some populations of non-human animals use tools. The ways
Briseida Resende   +4 more
doaj   +1 more source

Artefacts in cultural transmission: Evolutionary perspective

open access: yesEtnoantropološki Problemi, 2018
In this study, the existing body of knowledge related to the mechanisms of cultural evolution is analyzed in view of the role of artefacts in cultural transmission.
Aleksandra Nikolić
doaj   +1 more source

Artifacts in Optical Coherence Tomography Angiography

open access: yesJournal of Ophthalmic & Vision Research, 2021
We performed a comprehensive search of the published literature in PubMed and Google Scholar to identify types, prevalence, etiology, clinical impact, and current methods for correction of various artifacts in optical coherence tomography angiography ...
Pasha Anvari   +3 more
doaj   +1 more source

Mechanistic artefact explanation [PDF]

open access: yes, 2006
One thing about technical artefacts that needs to be explained is how their physical make-up, or structure, enables them to fulfil the behaviour associated with their function, or, more colloquially, how they work.
de Ridder, Jeroen
core   +2 more sources

From archaeological artefact to unlimited heritage concept; Redefining museum collection in the disruption era

open access: yesWacana: Journal of the Humanities of Indonesia, 2019
The last two decades show how artefacts and heritage that have become museum collections have experienced the development of meaning. Along with that, disruption era, a period filled with changes caused by new innovations, which results in instability ...
Ali Akbar
doaj   +1 more source

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