Results 131 to 140 of about 450,369 (287)

Recaptured video detection based on sensor pattern noise [PDF]

open access: gold, 2015
Dae-Jin Jung   +2 more
openalex   +1 more source

Three dimensional block-matching video denoising algorithm based on dual-domain filtering

open access: yesTongxin xuebao, 2015
The dual-domain filtering was used to remove the video noise combining with three dimensional block-matching.The correlation of time-space domain for the video sequence was fully considered.The noisy image was replaced by the result of wavelet ...
Jin-sheng XIAO   +4 more
doaj   +2 more sources

BEST FIT MODELS TEST FOR THE VIRTUAL CHANNEL IN DISTRIBUTED VIDEO CODING [PDF]

open access: yesJournal of Engineering Science and Technology, 2011
Wyner-Ziv (WZ) video coding – a particular case of distributed video coding (DVC) – is a new video coding paradigm based on two major Information Theory results: the Slepian-Wolf and Wyner-Ziv theorems.
A. ELAMIN, VARUN JEOTI, SAMIR BELHOUARI
doaj  

Methotrexate‐Loaded Liposomal Formulation Enables 6‐Week Sustained Intraocular Therapeutic Drug Release in a Porcine Model

open access: yesAdvanced Healthcare Materials, EarlyView.
A liposomal formulation for methotrexate enables minimally invasive, sustained intraocular drug delivery for over six weeks with a single injection. Developed for treating intraocular diseases like lymphoma and PVR, it offers excellent biocompatibility in vivo in a porcine model.
Maximilian Hammer   +17 more
wiley   +1 more source

Neural network recognition system for video transmitted through a binary symmetric channel

open access: yesКомпьютерная оптика
The demand for transmitting video data is increasing annually, necessitating the use of high-quality equipment for reception and processing. The paper presents a neural network recognition system for videos transmitted via a binary symmetrical channel ...
V.A. Baboshina   +3 more
doaj   +1 more source

Biomimetic Fibrinogen Nanofiber Scaffolds for Vascular Hematopoietic Stem Cell Niche Engineering

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents an advanced in vitro model of the vascular hematopoietic stem cell niche using self‐assembled fibrinogen nanofibers, mimicking the basement membrane in bone marrow (BM) sinusoids. The model supports the coculture of microvascular endothelial cells, stromal cells, and hematopoietic stem and progenitor cells, providing insights into ...
Sophia Lena Meermeyer   +4 more
wiley   +1 more source

A New Unequal Error Protection Technique Based on the Mutual Information of the MPEG-4 Video Frames over Wireless Networks

open access: yesIranian Journal of Electrical and Electronic Engineering, 2009
The performance of video transmission over wireless channels is limited by the channel noise. Thus many error resilience tools have been incorporated into the MPEG-4 video compression method. In addition to these tools, the unequal error protection (UEP)
H. Ghanei Yakhdan   +2 more
doaj  

Hybrid Scaffolds Decouple Biochemical & Biophysical Regulation of Cell Phenotype

open access: yesAdvanced Healthcare Materials, EarlyView.
Replicating tissue‐specific extracellular matrix is crucial for understanding its role in disease. This work demonstrates independent control over stiffness, composition and 3D collagen architecture using hybrid scaffolds: patterned collagen perfused with defined hydrogels.
Xinyuan Song   +17 more
wiley   +1 more source

Mechanochemistry for Metal–Organic Frameworks and Covalent–Organic Frameworks (MOFs, COFs): Methods, Materials, and Mechanisms

open access: yesAdvanced Materials, EarlyView.
An overview is provided of the mechanochemistry of metal‐organic frameworks (MOFs) and covalent‐organic frameworks (COFs), highlighting opportunities and strategies for discovery, synthesis and reactivity studies of these materials. Mechanistic studies and comparisons to the mechanochemistry of organic solids are outlined, showcasing how advances in ...
Joseph M. Marrett   +3 more
wiley   +1 more source

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