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Related papers: SphereSR: 360{\deg} Image Super-Resolution with Ar…

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Reference-based image super-resolution (RefSR) is a promising SR branch and has shown great potential in overcoming the limitations of single image super-resolution. While previous state-of-the-art RefSR methods mainly focus on improving…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Lin Zhang , Xin Li , Dongliang He , Fu Li , Yili Wang , Zhaoxiang Zhang

In recent years, the performance of novel view synthesis using perspective images has dramatically improved with the advent of neural radiance fields (NeRF). This study proposes two novel techniques that effectively build NeRF for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Takashi Otonari , Satoshi Ikehata , Kiyoharu Aizawa

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…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Wenyi Lian , Shanglian Peng

Omnidirectional 360{\deg} images have found many promising and exciting applications in computer vision, robotics and other fields, thanks to their increasing affordability, portability and their 360{\deg} field of view. The most common…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Mingze Yuan , Christian Richardt

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

Image and Video Processing · Electrical Eng. & Systems 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

Most of the existing learning-based single image superresolution (SISR) methods are trained and evaluated on simulated datasets, where the low-resolution (LR) images are generated by applying a simple and uniform degradation (i.e., bicubic…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Jianrui Cai , Hui Zeng , Hongwei Yong , Zisheng Cao , Lei Zhang

Scale arbitrary super-resolution based on implicit image function gains increasing popularity since it can better represent the visual world in a continuous manner. However, existing scale arbitrary works are trained and evaluated on…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Zhiheng Li , Muheng Li , Jixuan Fan , Lei Chen , Yansong Tang , Jiwen Lu , Jie Zhou

Single-image super-resolution (SISR) networks trained with perceptual and adversarial losses provide high-contrast outputs compared to those of networks trained with distortion-oriented losses, such as L1 or L2. However, it has been shown…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Seung Ho Park , Young Su Moon , Nam Ik Cho

Hyperspectral image (HSI) with narrow spectral bands can capture rich spectral information, but it sacrifices its spatial resolution in the process. Many machine-learning-based HSI super-resolution (SR) algorithms have been proposed…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Zhongyang Zhang , Zhiyang Xu , Zia Ahmed , Asif Salekin , Tauhidur Rahman

Continuous space-time video super-resolution (C-STVSR) aims to simultaneously enhance video resolution and frame rate at an arbitrary scale. Recently, implicit neural representation (INR) has been applied to video restoration, representing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Yunfan Lu , Yusheng Wang , Zipeng Wang , Pengteng Li , Bin Yang , Hui Xiong

Single image super-resolution (SISR) aims to reconstruct high-resolution (HR) images from the given low-resolution (LR) ones, which is an ill-posed problem because one LR image corresponds to multiple HR images. Recently, learning-based…

Computer Vision and Pattern Recognition · Computer Science 2021-05-19 Haoying Li , Yifan Yang , Meng Chang , Huajun Feng , Zhihai Xu , Qi Li , Yueting Chen

Existing diffusion-based super-resolution approaches often exhibit semantic ambiguities due to inaccuracies and incompleteness in their text conditioning, coupled with the inherent tendency for cross-attention to divert towards irrelevant…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Chen Chen , Majid Abdolshah , Violetta Shevchenko , Hongdong Li , Chang Xu , Pulak Purkait

The reasoning segmentation task involves segmenting objects within an image by interpreting implicit user instructions, which may encompass subtleties such as contextual cues and open-world knowledge. Despite significant advancements made…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Weihuang Lin , Yiwei Ma , Xiaoshuai Sun , Shuting He , Jiayi Ji , Liujuan Cao , Rongrong Ji

Perceptual image super-resolution (SR) methods restore degraded images and produce sharp outputs. In practice, those outputs are usually recompressed for storage and transmission. Ignoring recompression is suboptimal as the downstream codec…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Mingwei He , Tongda Xu , Xingtong Ge , Ming Sun , Chao Zhou , Yan Wang

360 images represent scenes captured in all possible viewing directions and enable viewers to navigate freely around the scene thereby providing an immersive experience. Conversely, conventional images represent scenes in a single viewing…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Julius Surya Sumantri , In Kyu Park

In this work, we propose "tangent images," a spherical image representation that facilitates transferable and scalable $360^\circ$ computer vision. Inspired by techniques in cartography and computer graphics, we render a spherical image to…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Marc Eder , Mykhailo Shvets , John Lim , Jan-Michael Frahm

Recent years have witnessed the remarkable success of implicit neural representation methods. The recent work Local Implicit Image Function (LIIF) has achieved satisfactory performance for continuous image representation, where pixel values…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Zongyao He , Zhi Jin

In recent years, convolutional networks have demonstrated unprecedented performance in the image restoration task of super-resolution (SR). SR entails the upscaling of a single low-resolution image in order to meet application-specific…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Royson Lee , Stylianos I. Venieris , Łukasz Dudziak , Sourav Bhattacharya , Nicholas D. Lane

The panorama image can simultaneously demonstrate complete information of the surrounding environment and has many advantages in virtual tourism, games, robotics, etc. However, the progress of panorama depth estimation cannot completely…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Qingsong Yan , Qiang Wang , Kaiyong Zhao , Bo Li , Xiaowen Chu , Fei Deng

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…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Yingkai Zhang , Zeqiang Lai , Tao Zhang , Ying Fu , Chenghu Zhou