Results 21 to 30 of about 32,583 (268)

Choroidal Vascularity Index and Choroidal Thickness Changes Following Renal Transplantation

open access: yesTürk Oftalmoloji Dergisi, 2023
Objectives:This study aimed to evaluate changes in subfoveal choroidal thickness (SFCT), choroidal vascularity index (CVI), estimated glomerular filtration rate (GFR), mean arterial pressure (MAP), and intraocular pressure (IOP) after renal ...
Mustafa Aksoy   +5 more
doaj   +1 more source

Using Paper Texture for Choosing a Suitable Algorithm for Scanned Document Image Binarization

open access: yesJournal of Imaging, 2022
The intrinsic features of documents, such as paper color, texture, aging, translucency, the kind of printing, typing or handwriting, etc., are important with regard to how to process and enhance their image. Image binarization is the process of producing
Rafael Dueire Lins   +3 more
doaj   +1 more source

DeepOtsu: Document Enhancement and Binarization using Iterative Deep Learning [PDF]

open access: yes, 2019
This paper presents a novel iterative deep learning framework and apply it for document enhancement and binarization. Unlike the traditional methods which predict the binary label of each pixel on the input image, we train the neural network to learn the
He, Sheng, Schomaker, Lambert
core   +2 more sources

Degraded Historical Document Binarization: A Review on Issues, Challenges, Techniques, and Future Directions

open access: yesJournal of Imaging, 2019
In this era of digitization, most hardcopy documents are being transformed into digital formats. In the process of transformation, large quantities of documents are stored and preserved through electronic scanning.
Alaa Sulaiman   +2 more
doaj   +1 more source

Image Segmentation by Agent-Based Pixel Homogenization

open access: yesIEEE Access, 2023
Image segmentation is the process of partitioning an image into multiple regions or objects, each representing a coherent and meaningful part of the image.
Ernesto Ayala   +3 more
doaj   +1 more source

Region-adaptive probability model selection for the arithmetic coding of video texture [PDF]

open access: yes, 2011
In video coding systems using adaptive arithmetic coding to compress texture information, the employed symbol probability models need to be retrained every time the coding process moves into an area with different texture.
Barbarien, Joeri   +3 more
core   +2 more sources

Heuristic threshold for Histogram-based Binarization of Grayscale Images

open access: yesIndustrial Data, 2014
The development of a Virtual Lab to perform experiments on histogram-based binarization of grey-leveled images is reported. With the aim of automatizing the binarization process, a Heuristic Binarization Threshold is introduced.
Javier Montenegro Joo
doaj   +1 more source

Computationally Efficient Implementation of Convolution-based Locally Adaptive Binarization Techniques [PDF]

open access: yes, 2012
One of the most important steps of document image processing is binarization. The computational requirements of locally adaptive binarization techniques make them unsuitable for devices with limited computing facilities.
A.S. Abutaleb   +15 more
core   +1 more source

Synaptic metaplasticity in binarized neural networks [PDF]

open access: yesNature Communications, 2021
AbstractWhile deep neural networks have surpassed human performance in multiple situations, they are prone to catastrophic forgetting: upon training a new task, they rapidly forget previously learned ones. Neuroscience studies, based on idealized tasks, suggest that in the brain, synapses overcome this issue by adjusting their plasticity depending on ...
Axel Laborieux   +3 more
openaire   +5 more sources

Vibration intensity estimation based on image analysis of a round test object with vibration blur

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки, 2022
Background. The vibration signal carries a lot of information about the state and internal structure of both the source and the receiver of this signal.
A.V. Grigor'ev
doaj   +1 more source

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