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Related papers: Perceptual Visual Quality Assessment: Principles, …

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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 Quality Assessment (VQA), which aims to predict the perceptual quality of a video, has attracted raising attention with the rapid development of streaming media technology, such as Facebook, TikTok, Kwai, and so on. Compared with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Kun Yuan , Zishang Kong , Chuanchuan Zheng , Ming Sun , Xing Wen

Video Quality Assessment (VQA) is a very challenging task due to its highly subjective nature. Moreover, many factors influence VQA. Compression of video content, while necessary for minimising transmission and storage requirements,…

This paper describes a quality assessment model for perceptual video compression applications (PVM), which stimulates visual masking and distortion-artefact perception using an adaptive combination of noticeable distortions and blurring…

Image and Video Processing · Electrical Eng. & Systems 2021-06-16 Fan Zhang , David R. Bull

With recent advances in deep learning, numerous algorithms have been developed to enhance video quality, reduce visual artifacts, and improve perceptual quality. However, little research has been reported on the quality assessment of…

Image and Video Processing · Electrical Eng. & Systems 2025-06-10 Tianhao Peng , Chen Feng , Duolikun Danier , Fan Zhang , Benoit Vallade , Alex Mackin , David Bull

Visual Question Answering (VQA) presents a unique challenge as it requires the ability to understand and encode the multi-modal inputs - in terms of image processing and natural language processing. The algorithm further needs to learn how…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Supriya Pandhre , Shagun Sodhani

Video quality assessment (VQA) is a challenging problem due to the numerous factors that can affect the perceptual quality of a video, \eg, content attractiveness, distortion type, motion pattern, and level. However, annotating the Mean…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Kun Yuan , Hongbo Liu , Mading Li , Muyi Sun , Ming Sun , Jiachao Gong , Jinhua Hao , Chao Zhou , Yansong Tang

Recent works in video quality assessment (VQA) typically employ monolithic models that typically predict a single quality score for each test video. These approaches cannot provide diagnostic, interpretable feedback, offering little insight…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Chen Feng , Tianhao Peng , Fan Zhang , David Bull

Omnidirectional images (also referred to as static 360{\deg} panoramas) impose viewing conditions much different from those of regular 2D images. How do humans perceive image distortions in immersive virtual reality (VR) environments is an…

Image and Video Processing · Electrical Eng. & Systems 2021-01-06 Xiangjie Sui , Kede Ma , Yiru Yao , Yuming Fang

Conventional images/videos are often rendered within the central vision area of the human visual system (HVS) with uniform quality. Recent virtual reality (VR) device with head mounted display (HMD) extends the field of view (FoV)…

Multimedia · Computer Science 2018-02-27 Peiyao Guo , Qiu Shen , Zhan Ma , David J. Brady , Yao Wang

Introduction: Video Quality Assessment (VQA) is one of the important areas of study in this modern era, where video is a crucial component of communication with applications in every field. Rapid technology developments in mobile technology…

Image and Video Processing · Electrical Eng. & Systems 2024-04-10 Anantha Prabhu , David Pratap , Narayana Darapeni , Anwesh P R

Audio-visual quality assessment (AVQA) is essential for streaming, teleconferencing, and immersive media. In realistic streaming scenarios, distortions are often asymmetric, where one modality may be severely degraded while the other…

Multimedia · Computer Science 2026-05-05 Mayesha Maliha R. Mithila , Mylene C. Q. Farias

Investigating how people perceive virtual reality (VR) videos in the wild (i.e., those captured by everyday users) is a crucial and challenging task in VR-related applications due to complex authentic distortions localized in space and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Wen Wen , Mu Li , Yiru Yao , Xiangjie Sui , Yabin Zhang , Long Lan , Yuming Fang , Kede Ma

With the wide applications of colored point cloud in many fields, point cloud perceptual quality assessment plays a vital role in the visual communication systems owing to the existence of quality degradations introduced in various stages.…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Qi Liu , Yiyun Liu , Honglei Su , Hui Yuan , Raouf Hamzaoui

Omnidirectional images and videos can provide immersive experience of real-world scenes in Virtual Reality (VR) environment. We present a perceptual omnidirectional image quality assessment (IQA) study in this paper since it is extremely…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Huiyu Duan , Guangtao Zhai , Xiongkuo Min , Yucheng Zhu , Yi Fang , Xiaokang Yang

Recent years have witnessed an exponential increase in the demand for face video compression, and the success of artificial intelligence has expanded the boundaries beyond traditional hybrid video coding. Generative coding approaches have…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 Yixuan Li , Bolin Chen , Baoliang Chen , Meng Wang , Shiqi Wang , Weisi Lin

Visual Question Answering (VQA) is an evolving research field aimed at enabling machines to answer questions about visual content by integrating image and language processing techniques such as feature extraction, object detection, text…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Ngoc Dung Huynh , Mohamed Reda Bouadjenek , Sunil Aryal , Imran Razzak , Hakim Hacid

Video quality assessment (VQA) aims to simulate the human perception of video quality, which is influenced by factors ranging from low-level color and texture details to high-level semantic content. To effectively model these complicated…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Kai Zhao , Kun Yuan , Ming Sun , Xing Wen

The proliferation of in-the-wild videos has greatly expanded the Video Quality Assessment (VQA) problem. Unlike early definitions that usually focus on limited distortion types, VQA on in-the-wild videos is especially challenging as it…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Haoning Wu , Erli Zhang , Liang Liao , Chaofeng Chen , Jingwen Hou , Annan Wang , Wenxiu Sun , Qiong Yan , Weisi Lin

In contrast with traditional video, omnidirectional video enables spherical viewing direction with support for head-mounted displays, providing an interactive and immersive experience. Unfortunately, to the best of our knowledge, there are…

Image and Video Processing · Electrical Eng. & Systems 2019-07-16 Mai Xu , Chen Li , Zulin Wang , Zhenzhong Chen , Zhenyu Guan