Results 11 to 20 of about 11,213,834 (373)

Contrast enhancement efficacy of iodinated contrast media: Effect of molecular structure on contrast enhancement [PDF]

open access: yesEuropean Journal of Radiology Open, 2018
Purpose: To investigate the contrast enhancement in DSA images based on the X-ray absorption characteristics of iodinated contrast media. Methods: We have derived a new formula of predicting the pixel value ratio of two different contrast media and ...
Kuniharu Imai   +6 more
doaj   +4 more sources

IceNet for Interactive Contrast Enhancement [PDF]

open access: yesIEEE Access, 2021
A CNN-based interactive contrast enhancement algorithm, called IceNet, is proposed in this paper, which enables a user to adjust image contrast easily according to his or her preference.
Keunsoo Ko, Chang-Su Kim
doaj   +3 more sources

An Adaptive Image Contrast Enhancement Technique for Low-Contrast Images

open access: yesIEEE Access, 2019
Contrast enhancement is important and plays vital role in many applications. Histogram equalization-based techniques are widely used techniques for contrast enhancement.
Awais Mahmood   +3 more
doaj   +2 more sources

Nitrous oxide myelopathy: A pernicious contrast enhancement [PDF]

open access: yeseNeurologicalSci, 2023
Yachar Dawudi   +4 more
doaj   +2 more sources

Rapid Contrast Enhancement Algorithm for Natural Contrast- Distorted Color Images [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2021
Digital images are often obtained with contrast distortions due to different factors that cannot be avoided on many occasions. Various research works have been introduced on this topic, yet no conclusive findings have been made.
Asmaa Albakri, Zohair Al-Ameen
doaj   +1 more source

Contrast enhancement for ultrasound-guided interventions: when to use it and what to expect? [PDF]

open access: yesUltrasonography, 2022
The use of contrast-enhanced ultrasonography (CEUS) has recently become synonymous with high-standard ultrasonography (US). From expanding the reach of US diagnostics to improving the precision of various invasive procedures, CEUS is rapidly becoming a ...
Zeno Sparchez   +4 more
doaj   +1 more source

Edge-Aware Interactive Contrast Enhancement

open access: yesIEEE Access, 2022
Contrast enhancement is required in many applications. Many studies have been conducted to perform contrast enhancement automatically, but most of them do not consider various personal preferences for contrast.
Keunsoo Ko, Chang-Su Kim
doaj   +1 more source

Agent-Based Image Contrast Enhancement Algorithm

open access: yesIEEE Access, 2023
One crucial step in several image processing and computer vision applications is Image Contrast Enhancement (ICE), whose main objective is to improve the quality of the information contained in the processed images.
Alberto Luque-Chang   +3 more
doaj   +1 more source

Contrast-Enhanced Ultrasound [PDF]

open access: yesBioMed Research International, 2015
The recent decade has witnessed the great improvement of contrast-enhanced ultrasound (CEUS) and its extensive use in clinical practice, which is undoubtedly the major breakthrough in the field of diagnostic ultrasound in recent years. The concept of CEUS can be looked back to 60s in the last century, whereas only in 2000s CEUS regained increasing ...
Hui-Xiong Xu   +3 more
openaire   +2 more sources

Contrastive Label Enhancement

open access: yesProceedings of the Thirty-Second International Joint Conference on Artificial Intelligence, 2023
Label distribution learning (LDL) is a new machine learning paradigm for solving label ambiguity. Since it is difficult to directly obtain label distributions, many studies are focusing on how to recover label distributions from logical labels, dubbed label enhancement (LE).
Wang, Yifei   +5 more
openaire   +2 more sources

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