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Hyperspectral images super-resolution aims to improve the spatial resolution, yet its performance is often limited at high-resolution ratios. The recent adoption of high-resolution reference images for super-resolution is driven by the poor…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Yingkai Zhang , Zeqiang Lai , Tao Zhang , Ying Fu , Chenghu Zhou

Existing reference (RF)-based super-resolution (SR) models try to improve perceptual quality in SR under the assumption of the availability of high-resolution RF images paired with low-resolution (LR) inputs at testing. As the RF images…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Mohammad Saeed Rad , Thomas Yu , Behzad Bozorgtabar , Jean-Philippe Thiran

Image Quality Assessment (IQA) is a challenging task that requires training on massive datasets to achieve accurate predictions. However, due to the lack of IQA data, deep learning-based IQA methods typically rely on pre-trained networks…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Xinpeng Li , Ting Jiang , Haoqiang Fan , Shuaicheng Liu

In this work we investigate the use of deep learning for distortion-generic blind image quality assessment. We report on different design choices, ranging from the use of features extracted from pre-trained Convolutional Neural Networks…

计算机视觉与模式识别 · 计算机科学 2018-10-03 Simone Bianco , Luigi Celona , Paolo Napoletano , Raimondo Schettini

Blind image super-resolution (SR), aiming to super-resolve low-resolution images with unknown degradation, has attracted increasing attention due to its significance in promoting real-world applications. Many novel and effective solutions…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Anran Liu , Yihao Liu , Jinjin Gu , Yu Qiao , Chao Dong

Image Quality Assessment (IQA) measures and predicts perceived image quality by human observers. Although recent studies have highlighted the critical influence that variations in the scale of an image have on its perceived quality, this…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Vlad Hosu , Lorenzo Agnolucci , Daisuke Iso , Dietmar Saupe

Image super-resolution (SR) is one of the vital image processing methods that improve the resolution of an image in the field of computer vision. In the last two decades, significant progress has been made in the field of super-resolution,…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Syed Muhammad Arsalan Bashir , Yi Wang , Mahrukh Khan , Yilong Niu

Image quality assessment (IQA) is a fundamental metric for image processing tasks (e.g., compression). With full-reference IQAs, traditional IQAs, such as PSNR and SSIM, have been used. Recently, IQAs based on deep neural networks (deep…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Koki Tsubota , Hiroaki Akutsu , Kiyoharu Aizawa

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…

多媒体 · 计算机科学 2021-07-08 Zhihua Wang , Zhi-Ri Tang , Jianguo Zhang , Yuming Fang

Objective quality assessment of stereoscopic panoramic images becomes a challenging problem owing to the rapid growth of 360-degree contents. Different from traditional 2D image quality assessment (IQA), more complex aspects are involved in…

图像与视频处理 · 电气工程与系统科学 2019-09-05 Jiahua Xu , Ziyuan Luo , Wei Zhou , Wenyuan Zhang , Zhibo Chen

As super-resolution (SR) techniques introduce unique distortions that fundamentally differ from those caused by traditional degradation processes (e.g., compression), there is an increasing demand for specialized video quality assessment…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Yixiao Li , Xiaoyuan Yang , Weide Liu , Xin Jin , Xu Jia , Yukun Lai , Paul L Rosin , Haotao Liu , Wei Zhou

We introduce a Depicted image Quality Assessment method (DepictQA), overcoming the constraints of traditional score-based methods. DepictQA allows for detailed, language-based, human-like evaluation of image quality by leveraging…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Zhiyuan You , Zheyuan Li , Jinjin Gu , Zhenfei Yin , Tianfan Xue , Chao Dong

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…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Vlad Hosu , Lorenzo Agnolucci , Oliver Wiedemann , Daisuke Iso , Dietmar Saupe

Blind image quality assessment (BIQA) plays a crucial role in evaluating and optimizing visual experience. Most existing BIQA approaches fuse shallow and deep features extracted from backbone networks, while overlooking the unequal…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Long Tang , Guoquan Zhen , Jie Hao , Jianbo Zhang , Huiyu Duan , Liang Yuan , Guangtao Zhai

It is an important task to faithfully evaluate the perceptual quality of output images in many applications such as image compression, image restoration and multimedia streaming. A good image quality assessment (IQA) model should not only…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Wufeng Xue , Lei Zhang , Xuanqin Mou , Alan C. Bovik

Deep Video Quality Assessment (VQA) methods have shown impressive high-performance capabilities. Notably, no-reference (NR) VQA methods play a vital role in situations where obtaining reference videos is restricted or not feasible.…

图像与视频处理 · 电气工程与系统科学 2024-07-31 Xiaoheng Tan , Jiabin Zhang , Yuhui Quan , Jing Li , Yajing Wu , Zilin Bian

We present IQA-Spider, the first image quality assessment (IQA) framework that unifies reasoning, grounding, and referring into a single LMM-based framework for multi-granularity quality understanding. Existing LMM-based IQA methods…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Xinge Peng , Yiting Lu , Xin Li , Zhibo Chen

Research on image quality assessment (IQA) remains limited mainly due to our incomplete knowledge about human visual perception. Existing IQA algorithms have been designed or trained with insufficient subjective data with a small degree of…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Lucie Lévêque , Ji Yang , Xiaohan Yang , Pengfei Guo , Kenneth Dasalla , Leida Li , Yingying Wu , Hantao Liu

In this paper, we tackle the problem of blind image super-resolution(SR) with a reformulated degradation model and two novel modules. Following the common practices of blind SR, our method proposes to improve both the kernel estimation as…

图像与视频处理 · 电气工程与系统科学 2022-03-28 Ziwei Luo , Haibin Huang , Lei Yu , Youwei Li , Haoqiang Fan , Shuaicheng Liu

Burst super-resolution (SR) technique provides a possibility of restoring rich details from low-quality images. However, since real world low-resolution (LR) images in practical applications have multiple complicated and unknown…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Wenyi Lian , Shanglian Peng