Results 21 to 30 of about 1,058,511 (183)

No-reference image quality assessment based on global awareness. [PDF]

open access: yesPLoS One
In the field of computer vision, the application of hand-crafted as well as computer-learning-based methods in the field of image quality assessment has yielded remarkable results. However, in the field of no-reference image distortion, it is still challenging to accurately perceive and determine the quality of an image.
Hu Z   +5 more
europepmc   +3 more sources

No-reference color image quality assessment: from entropy to perceptual quality [PDF]

open access: yesEURASIP Journal on Image and Video Processing, 2019
This paper presents a high-performance general-purpose no-reference (NR) image quality assessment (IQA) method based on image entropy. The image features are extracted from two domains.
Xiaoqiao Chen   +4 more
doaj   +3 more sources

No Reference, Opinion Unaware Image Quality Assessment by Anomaly Detection

open access: yesSensors, 2021
We propose an anomaly detection based image quality assessment method which exploits the correlations between feature maps from a pre-trained Convolutional Neural Network (CNN).
Marco Leonardi   +3 more
doaj   +4 more sources

No-Reference Image Quality Assessment in the Spatial Domain

open access: yesIEEE Transactions on Image Processing, 2012
We propose a natural scene statistic-based distortion-generic blind/no-reference (NR) image quality assessment (IQA) model that operates in the spatial domain. The new model, dubbed blind/referenceless image spatial quality evaluator (BRISQUE) does not compute distortion-specific features, such as ringing, blur, or blocking, but instead uses scene ...
Anish, Mittal   +2 more
openaire   +4 more sources

Assessing image quality in photoacoustic imaging: A metric-based and deep learning-based evaluation [PDF]

open access: yesPhotoacoustics
Photoacoustic (PA) imaging offers high-resolution functional imaging in vivo, but image quality varies with acquisition hardware, reconstruction methods, and scanning conditions.
Melle Van Der Brugge   +2 more
doaj   +2 more sources

No-reference image quality assessment based on automatic machine learning [PDF]

open access: yesITM Web of Conferences, 2022
In different applications in deep learning, due to different required features, it is necessary to design specialized Neural Network structure. However, the design of the structure largely depends on the relevant subject knowledge of researchers and lots
Qian Qi, Sang Qingbing
doaj   +1 more source

No-Reference Quality Assessment of Authentically Distorted Images Based on Local and Global Features

open access: yesJournal of Imaging, 2022
With the development of digital imaging techniques, image quality assessment methods are receiving more attention in the literature. Since distortion-free versions of camera images in many practical, everyday applications are not available, the need for ...
Domonkos Varga
doaj   +1 more source

Video Quality Analysis: Steps towards Unifying Full and No Reference Cases

open access: yesStandards, 2022
Video quality assessment (VQA) is now a fast-growing field, maturing in the full reference (FR) case, yet challenging in the exploding no reference (NR) case.
Pankaj Topiwala   +4 more
doaj   +1 more source

No-Reference Image Quality Assessment Based on a Multitask Image Restoration Network

open access: yesApplied Sciences, 2023
When image quality is evaluated, the human visual system (HVS) infers the details in the image through its internal generative mechanism. In this process, the HVS integrates both local and global information about the image, utilizes contextual ...
Fan Chen, Hong Fu, Hengyong Yu, Ying Chu
doaj   +1 more source

No-Reference Image Quality Assessment Based on Image Multi-Scale Contour Prediction

open access: yesApplied Sciences, 2022
Accurately assessing image quality is a challenging task, especially without a reference image. Currently, most of the no-reference image quality assessment methods still require reference images in the training stage, but reference images are usually ...
Fan Wang   +4 more
doaj   +1 more source

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