Results 91 to 100 of about 1,678,036 (292)

A Concept of a Digital and Traceable Manufacturing Documentation Based on Formalized Process Description Applied on Composite Aircraft Moveable

open access: yesAdvanced Engineering Materials, EarlyView.
The documentation of component manufacture has become an essential part of today's production processes, especially for the analysis and optimization of production or component design with regard to structural performance, economic efficiency, and sustainability.
Björn Denker   +4 more
wiley   +1 more source

Video Mask Transfiner for High-Quality Video Instance Segmentation

open access: yes, 2022
ECCV 2022; Project page: https://www.vis.xyz/pub/vmt; Dataset page: https://www.vis.xyz/data ...
Ke, Lei   +5 more
openaire   +2 more sources

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Subjective video quality assessment using Single and Double Stimulus methods [PDF]

open access: yesInternational Journal of Electronics and Telecommunications
The article presents the results of video quality assessment using two methods recommended by the International Telecommunication Union. These are the Single Stimulus (SS) and the Double Stimulus Impairment Scale (DSIS) methods.
Stefan Brachmański   +2 more
doaj   +1 more source

An Enhanced Method For Evaluating Automatic Video Summaries [PDF]

open access: yes, 2016
Evaluation of automatic video summaries is a challenging problem. In the past years, some evaluation methods are presented that utilize only a single feature like color feature to detect similarity between automatic video summaries and ground-truth user ...
Mahmoud, Karim M.
core  

Video Quality Experts Groups: Video Quality Experts Groups

open access: yes, 2012
The digital video and multimedia content distributed via telecommunication networks suffers from several types of distortion or degradation during the process of acquisition, compression, processing, transmission and reproduction. One of the key factors in the success of a multimedia system or service is to achieve an acceptable quality of ...
Joskowicz, José, Sotelo, Rafael
openaire   +1 more source

Video Quality Metrics

open access: yes, 2010
In this chapter, we introduced several aspects of video quality. We described the anatomy of the Human Visual System (HVS), discussing a number of phenomena of visual perception that are of particular relevance to video quality. We briefly introduced the main characteristics of modern digital video systems, focusing on the errors (artifacts) commonly ...
openaire   +3 more sources

Compressed Video Quality

open access: yesInternational Association of Sound and Audiovisual Archives (IASA) Journal, 2018
The concept of video compression goes hand in hand with the switch from analogue to digital video technology that has taken place over the last 25 years. Video delivered to televisions, computers and smartphones typically arrives in a compressed form. The bandwidth and file size savings that compression provides are a significant benefit for consumer ...
openaire   +2 more sources

Laser Metal Deposition of Aluminum Alloys 7075 and 5083 with the Addition of Volatile Alloying Elements through Powder Blending

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser metal deposition of aluminum alloys EN AW‐7075 and EN AW‐5083, using powder blending to compensate zinc and magnesium evaporation. In situ alloying and ex situ alloying with ZnAl12 and AZ91 preserve near‐standard compositions and improve mechanical properties.
Finn Bendixen   +3 more
wiley   +1 more source

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