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In this paper, we consider image quality assessment (IQA) as a measure of how images are amenable with respect to a given downstream task, or task amenability. When the task is performed using machine learning algorithms, such as a…

In recent years, with the rapid development of powerful multimodal large language models (MLLMs), explainable image quality assessment (IQA) has gradually become popular, aiming at providing quality-related descriptions and answers of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Yunhao Li , Sijing Wu , Huiyu Duan , Yucheng Zhu , Qi Jia , Guangtao Zhai

While recent face recognition (FR) systems achieve excellent results in many deployment scenarios, their performance in challenging real-world settings is still under question. For this reason, face image quality assessment (FIQA)…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Žiga Babnik , Vitomir Štruc

Single image super-resolution (SISR) algorithms reconstruct high-resolution (HR) images with their low-resolution (LR) counterparts. It is desirable to develop image quality assessment (IQA) methods that can not only evaluate and compare…

Image and Video Processing · Electrical Eng. & Systems 2021-05-18 Wei Zhou , Zhou Wang , Zhibo Chen

The performance of many medical image analysis tasks are strongly associated with image data quality. When developing modern deep learning algorithms, rather than relying on subjective (human-based) image quality assessment (IQA), task…

Quality assessment is a key element for the evaluation of hardware and software involved in image and video acquisition, processing, and visualization. In the medical field, user-based quality assessment is still considered more reliable…

Video resolutions used in variety of media are constantly rising. While manufacturers struggle to perfect their screens it is also important to ensure high quality of displayed image. Overall quality can be measured using Mean Opinion Score…

Multimedia · Computer Science 2017-05-05 Maciej Wielgosz , Michał Karwatowski , Marcin Pietroń , Kazimierz Wiatr

Advances in image compression, storage, and display technologies have made high-quality images and videos widely accessible. At this level of quality, distinguishing between compressed and original content becomes difficult, highlighting…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Michela Testolina , Mohsen Jenadeleh , Shima Mohammadi , Shaolin Su , Joao Ascenso , Touradj Ebrahimi , Jon Sneyers , Dietmar Saupe

This paper investigates the use of Mean Opinion Score (MOS), a common image quality metric, as a user-centric evaluation metric for XAI post-hoc explainers. To measure the MOS, a user experiment is proposed, which has been conducted with…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Hyeon Yu , Jenny Benois-Pineau , Romain Bourqui , Romain Giot , Alexey Zhukov

Image quality assessment often relies on raw opinion scores provided by subjects in subjective experiments, which can be noisy and unreliable. To address this issue, postprocessing procedures such as ITU-R BT.500, ITU-T P.910, and ITU-T…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Lei Wang , Desen Yuan

Subjective image-quality measurement plays a critical role in the development of image-processing applications. The purpose of a visual-quality metric is to approximate the results of subjective assessment. In this regard, more and more…

Computer Vision and Pattern Recognition · Computer Science 2023-01-05 Maksim Siniukov , Dmitriy Kulikov , Dmitriy Vatolin

Evaluation of Image Quality Assessment (IQA) models has long been dominated by global correlation metrics, such as Pearson Linear Correlation Coefficient (PLCC) and Spearman Rank-Order Correlation Coefficient (SRCC). While widely adopted,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Baoliang Chen , Danni Huang , Hanwei Zhu , Lingyu Zhu , Wei Zhou , Shiqi Wang , Yuming Fang , Weisi Lin

Precise perception of the environment is essential in highly automated driving systems, which rely on machine learning tasks such as object detection and segmentation. Compression of sensor data is commonly used for data handling, while…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Christian Steinhauser , Philipp Reis , Hubert Padusinski , Jacob Langner , Eric Sax

No reference image quality assessment (NR-IQA) is a task to estimate the perceptual quality of an image without its corresponding original image. It is even more difficult to perform this task in a zero-shot manner, i.e., without…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Takamichi Miyata

Image quality assessment (IQA) serves as the golden standard for all models' performance in nearly all computer vision fields. However, it still suffers from poor out-of-distribution generalization ability and expensive training costs. To…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Kai Liu , Ziqing Zhang , Wenbo Li , Renjing Pei , Fenglong Song , Xiaohong Liu , Linghe Kong , Yulun Zhang

Perceptual audio quality measurement systems algorithmically analyze the output of audio processing systems to estimate possible perceived quality degradation using perceptual models of human audition. In this manner, they save the time and…

Audio and Speech Processing · Electrical Eng. & Systems 2023-07-14 Pablo M. Delgado , Jürgen Herre

Millions of cameras at edge are being deployed to power a variety of different deep learning applications. However, the frames captured by these cameras are not always pristine - they can be distorted due to lighting issues, sensor noise,…

Image and Video Processing · Electrical Eng. & Systems 2021-10-27 Sibendu Paul , Utsav Drolia , Y. Charlie Hu , Srimat T. Chakradhar

Full-reference (FR) image quality assessment (IQA) models assume a high quality "pristine" image as a reference against which to measure perceptual image quality. In many applications, however, the assumption that the reference image is of…

Image and Video Processing · Electrical Eng. & Systems 2018-02-12 Xiangxu Yu , Christos G. Bampis , Praful Gupta , Alan C. Bovik

In machine learning, research has traditionally focused on model development, with relatively less attention paid to training data. As model architectures have matured and marginal gains from further refinements diminish, data quality has…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Pei-Han Chen , Szu-Chi Chung