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Image super-resolution (SR) has attracted increasing attention due to its wide applications. However, current SR methods generally suffer from over-smoothing and artifacts, and most work only with fixed magnifications. This paper introduces…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Sicheng Gao , Xuhui Liu , Bohan Zeng , Sheng Xu , Yanjing Li , Xiaoyan Luo , Jianzhuang Liu , Xiantong Zhen , Baochang Zhang

Achieving both high-performance and wide field-of-view (FOV) super-resolution imaging has been attracting increasing attention in recent years. However, such goal suffers from long reconstruction time and huge storage space. Parallel…

图像与视频处理 · 电气工程与系统科学 2025-03-19 Xiao-Peng Jin , An-Dong Xiong , Wei Zhang , Xiao-Qing Wang , Fan Liu , Chang-Heng Li , Xu-Ri Yao , Xue-Feng Liu , Qing Zhao

In this work, we introduce a challenging image restoration task, referred to as SuperInpaint, which aims to reconstruct missing regions in low-resolution images and generate completed images with arbitrarily higher resolutions. We have…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Canyu Zhang , Qing Guo , Xiaoguang Li , Renjie Wan , Hongkai Yu , Ivor Tsang , Song Wang

Image projection systems must be efficient in data storage, computation and transmission while maintaining a large space-bandwidth-product (SBP) at their output. Here, we introduce a hybrid image projection system that achieves extended…

光学 · 物理学 2025-10-07 Hanlong Chen , Cagatay Isil , Tianyi Gan , Mona Jarrahi , Aydogan Ozcan

Implicit neural representations (INRs) have emerged as a powerful tool for solving inverse problems in computer vision and computational imaging. INRs represent images as continuous domain functions realized by a neural network taking…

图像与视频处理 · 电气工程与系统科学 2025-06-12 Mahrokh Najaf , Gregory Ongie

Omnidirectional images (ODIs) have become increasingly popular, as their large field-of-view (FoV) can offer viewers the chance to freely choose the view directions in immersive environments such as virtual reality. The M\"obius…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Zidong Cao , Hao Ai , Yan-Pei Cao , Ying Shan , Xiaohu Qie , Lin Wang

Stereo image super-resolution (SSR) aims to enhance high-resolution details by leveraging information from stereo image pairs. However, existing stereo super-resolution (SSR) upsampling methods (e.g., pixel shuffle) often overlook…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Yi Liu , Xinyi Liu , Yi Wan , Panwang Xia , Qiong Wu , Yongjun Zhang

The recent use of diffusion prior, enhanced by pre-trained text-image models, has markedly elevated the performance of image super-resolution (SR). To alleviate the huge computational cost required by pixel-based diffusion SR, latent-based…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Feng Luo , Jinxi Xiang , Jun Zhang , Xiao Han , Wei Yang

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…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Seung Ho Park , Young Su Moon , Nam Ik Cho

The arbitrary-scale image super-resolution (ASISR), a recent popular topic in computer vision, aims to achieve arbitrary-scale high-resolution recoveries from a low-resolution input image. This task is realized by representing the image as…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Qi Xie , Jiahong Fu , Zongben Xu , Deyu Meng

High-resolution imagery is often hindered by limitations in sensor technology, atmospheric conditions, and costs. Such challenges occur in satellite remote sensing, but also with handheld cameras, such as our smartphones. Hence,…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Sander Riisøen Jyhne , Christian Igel , Morten Goodwin , Per-Arne Andersen , Serge Belongie , Nico Lang

Multimodal image super-resolution (SR) is the reconstruction of a high resolution image given a low-resolution observation with the aid of another image modality. While existing deep multimodal models do not incorporate domain knowledge…

计算机视觉与模式识别 · 计算机科学 2020-09-08 Iman Marivani , Evaggelia Tsiligianni , Bruno Cornelis , Nikos Deligiannis

Super-Resolution (SR) is a technique that seeks to upscale the resolution of a set of measured signals. SR retrieves higher-frequency signal content by combining multiple lower resolution sampled data sets. SR is well known both in the…

天体物理仪器与方法 · 物理学 2022-11-09 Sylvain Oberti , Carlos Correia , Thierry Fusco , Benoit Neichel , Pierre Guiraud

Recently, it has been demonstrated that deep neural networks can significantly improve the performance of single image super-resolution (SISR). Numerous studies have concentrated on raising the quantitative quality of super-resolved (SR)…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Zheng Hui , Jie Li , Xinbo Gao , Xiumei Wang

In real-world scenarios, image recognition tasks, such as semantic segmentation and object detection, often pose greater challenges due to the lack of information available within low-resolution (LR) content. Image super-resolution (SR) is…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Jaeha Kim , Junghun Oh , Kyoung Mu Lee

Astronomical telescopes suffer from a tradeoff between field of view (FoV) and image resolution: increasing the FoV leads to an optical field that is under-sampled by the science camera. This work presents a novel computational imaging…

天体物理仪器与方法 · 物理学 2025-08-07 Robin Swanson , Esther Y. H. Lin , Masen Lamb , Suresh Sivanandam , Kiriakos N. Kutulakos

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…

计算机视觉与模式识别 · 计算机科学 2019-08-22 Royson Lee , Stylianos I. Venieris , Łukasz Dudziak , Sourav Bhattacharya , Nicholas D. Lane

Reconstructing an accurate 3D object model from a few image observations remains a challenging problem in computer vision. State-of-the-art approaches typically assume accurate camera poses as input, which could be difficult to obtain in…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Zhenpei Yang , Zhile Ren , Miguel Angel Bautista , Zaiwei Zhang , Qi Shan , Qixing Huang

Face super-resolution (FSR) is a critical technique for enhancing low-resolution facial images and has significant implications for face-related tasks. However, existing FSR methods are limited by fixed up-sampling scales and sensitivity to…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Yi Ting Tsai , Yu Wei Chen , Hong-Han Shuai , Ching-Chun Huang

Omnidirectional images (ODIs), also known as 360-degree images, enable viewers to explore all directions of a given 360-degree scene from a fixed point. Designing an immersive imaging system with ODI is challenging as such systems require…

图像与视频处理 · 电气工程与系统科学 2021-01-27 Cagri Ozcinar , Aakanksha Rana