Perceptual image quality assessment: a survey

G Zhai, X Min - Science China Information Sciences, 2020 - Springer
Perceptual quality assessment plays a vital role in the visual communication systems owing
to the existence of quality degradations introduced in various stages of visual signal …

An experiment-based review of low-light image enhancement methods

W Wang, X Wu, X Yuan, Z Gao - Ieee Access, 2020 - ieeexplore.ieee.org
Images captured under poor illumination conditions often exhibit characteristics such as low
brightness, low contrast, a narrow gray range, and color distortion, as well as considerable …

LR3M: Robust low-light enhancement via low-rank regularized retinex model

X Ren, W Yang, WH Cheng, J Liu - IEEE Transactions on Image …, 2020 - ieeexplore.ieee.org
Noise causes unpleasant visual effects in low-light image/video enhancement. In this paper,
we aim to make the enhancement model and method aware of noise in the whole process …

Low-light image enhancement with semi-decoupled decomposition

S Hao, X Han, Y Guo, X Xu… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Low-light image enhancement is important for high-quality image display and other visual
applications. However, it is a challenging task as the enhancement is expected to improve …

Learning a no-reference quality assessment model of enhanced images with big data

K Gu, D Tao, JF Qiao, W Lin - IEEE transactions on neural …, 2017 - ieeexplore.ieee.org
In this paper, we investigate into the problem of image quality assessment (IQA) and
enhancement via machine learning. This issue has long attracted a wide range of attention …

Blind quality assessment based on pseudo-reference image

X Min, K Gu, G Zhai, J Liu, X Yang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Traditional full-reference image quality assessment (IQA) metrics generally predict the
quality of the distorted image by measuring its deviation from a perfect quality image called …

A joint intrinsic-extrinsic prior model for retinex

B Cai, X Xu, K Guo, K Jia, B Hu… - Proceedings of the IEEE …, 2017 - openaccess.thecvf.com
We propose a joint intrinsic-extrinsic prior model to estimate both illumination and
reflectance from an observed image. The 2D image formed from 3D object in the scene is …

No-reference quality metric of contrast-distorted images based on information maximization

K Gu, W Lin, G Zhai, X Yang, W Zhang… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
The general purpose of seeing a picture is to attain information as much as possible. With it,
we in this paper devise a new no-reference/blind metric for image quality assessment (IQA) …

PM₂. ₅ monitoring: use information abundance measurement and wide and deep learning

K Gu, H Liu, Z Xia, J Qiao, W Lin… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article devises a photograph-based monitoring model to estimate the real-time PM 2.5
concentrations, overcoming currently popular electrochemical sensor-based PM 2.5 …

Quality evaluation of image dehazing methods using synthetic hazy images

X Min, G Zhai, K Gu, Y Zhu, J Zhou… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
To enhance the visibility and usability of images captured in hazy conditions, many image
dehazing algorithms (DHAs) have been proposed. With so many image DHAs, there is a …