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Large-scale vision language pre-training has recently shown promise for no-reference image-quality assessment (NR-IQA), yet the relative merits of modern Vision Transformer foundations remain poorly understood. In this work, we present the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Ankit Yadav , Ta Duc Huy , Lingqiao Liu

Image Quality Assessment algorithms predict a quality score for a pristine or distorted input image, such that it correlates with human opinion. Traditional methods required a non-distorted "reference" version of the input image to compare…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Subhayan Mukherjee , Giuseppe Valenzise , Irene Cheng

The task of No-Reference Image Quality Assessment (NR-IQA) is to estimate the quality score of an input image without additional information. NR-IQA models play a crucial role in the media industry, aiding in performance evaluation and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Yujia Liu , Chenxi Yang , Dingquan Li , Jianhao Ding , Tingting Jiang

Most existing face image Super-Resolution (SR) methods assume that the Low-Resolution (LR) images were artificially downsampled from High-Resolution (HR) images with bicubic interpolation. This operation changes the natural image…

Computer Vision and Pattern Recognition · Computer Science 2021-02-08 Andreas Aakerberg , Kamal Nasrollahi , Thomas B. Moeslund

Blind image quality assessment (BIQA) is a task that predicts the perceptual quality of an image without its reference. Research on BIQA attracts growing attention due to the increasing amount of user-generated images and emerging mobile…

Image and Video Processing · Electrical Eng. & Systems 2023-03-24 Zhanxuan Mei , Yun-Cheng Wang , Xingze He , Yong Yan , C. -C. Jay Kuo

Assessing the performance of Generative Adversarial Networks (GANs) has been an important topic due to its practical significance. Although several evaluation metrics have been proposed, they generally assess the quality of the whole…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Jiayi Guo , Chaoqun Du , Jiangshan Wang , Huijuan Huang , Pengfei Wan , Gao Huang

Large Multimodal Models (LMMs) have recently shown remarkable promise in low-level visual perception tasks, particularly in Image Quality Assessment (IQA), demonstrating strong zero-shot capability. However, achieving state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Kang Fu , Huiyu Duan , Zicheng Zhang , Yucheng Zhu , Jun Zhao , Xiongkuo Min , Jia Wang , Guangtao Zhai

We introduce a novel Image Quality Assessment (IQA) dataset comprising 6073 UHD-1 (4K) images, annotated at a fixed width of 3840 pixels. Contrary to existing No-Reference (NR) IQA datasets, ours focuses on highly aesthetic photos of high…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Vlad Hosu , Lorenzo Agnolucci , Oliver Wiedemann , Daisuke Iso , Dietmar Saupe

The optimization objective of regression-based blind image quality assessment (IQA) models is to minimize the mean prediction error across the training dataset, which can lead to biased parameter estimation due to potential training data…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Xiaoqi Wang , Jian Xiong , Hao Gao , Weisi Lin

Blind or no-reference (NR) perceptual picture quality prediction is a difficult, unsolved problem of great consequence to the social and streaming media industries that impacts billions of viewers daily. Unfortunately, popular NR prediction…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Zhenqiang Ying , Haoran Niu , Praful Gupta , Dhruv Mahajan , Deepti Ghadiyaram , Alan Bovik

The goal in a blind image quality assessment (BIQA) model is to simulate the process of evaluating images by human eyes and accurately assess the quality of the image. Although many approaches effectively identify degradation, they do not…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 Guangyi Yang , Yang Zhan. , Yuxuan Wang

One major problem of objective Image Quality Assessment (IQA) methods is the lack of linearity of their quality estimates with respect to scores expressed by human subjects. For this reason, usually IQA metrics undergo a calibration process…

Computer Vision and Pattern Recognition · Computer Science 2022-05-25 Elio D. Di Claudio , Paolo Giannitrapani , Giovanni Jacovitti

In the research of video quality assessment (VQA), two-branch network has emerged as a promising solution. It decouples VQA with separate technical and aesthetic branches to measure the perception of low-level distortions and high-level…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Guotao Shen , Ziheng Yan , Xin Jin , Longhai Wu , Jie Chen , Ilhyun Cho , Cheul-Hee Hahm

Blind 360{\deg}image quality assessment (IQA) aims to predict perceptual quality for panoramic images without a pristine reference. Unlike conventional planar images, 360{\deg}content in immersive environments restricts viewers to a limited…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yujia Wang , Yuyan Li , Jiuming Liu , Fang-Lue Zhang , Xinhu Zheng , Neil. A Dodgson

Image quality assessment (IQA) is an important element of a broad spectrum of applications ranging from automatic video streaming to display technology. Furthermore, the measurement of image quality requires a balanced investigation of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Domonkos Varga

In this paper, we present an overview of the NTIRE 2026 challenge on the 3rd Restore Any Image Model in the Wild, specifically focusing on Track 1: Professional Image Quality Assessment. Conventional Image Quality Assessment (IQA) typically…

Nowadays, most existing blind image quality assessment (BIQA) models 1) are developed for synthetically-distorted images and often generalize poorly to authentic ones; 2) heavily rely on human ratings, which are prohibitively…

Multimedia · Computer Science 2021-07-08 Zhihua Wang , Zhi-Ri Tang , Jianguo Zhang , Yuming Fang

The quality of face images significantly influences the performance of underlying face recognition algorithms. Face image quality assessment (FIQA) estimates the utility of the captured image in achieving reliable and accurate recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Fadi Boutros , Meiling Fang , Marcel Klemt , Biying Fu , Naser Damer

Due to the diversity of assessment requirements in various application scenarios for the IQA task, existing IQA methods struggle to directly adapt to these varied requirements after training. Thus, when facing new requirements, a typical…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Zewen Chen , Haina Qin , Juan Wang , Chunfeng Yuan , Bing Li , Weiming Hu , Liang Wang

Image quality assessment (IQA) plays a critical role in optimizing radiation dose and developing novel medical imaging techniques in computed tomography (CT). Traditional IQA methods relying on hand-crafted features have limitations in…

Image and Video Processing · Electrical Eng. & Systems 2023-11-15 Tao Song , Ruizhi Hou , Lisong Dai , Lei Xiang