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Supervised learning techniques have proven their efficacy in many applications with abundant data. However, applying these methods to medical imaging is challenging due to the scarcity of data, given the high acquisition costs and intricate…

Image and Video Processing · Electrical Eng. & Systems 2025-08-25 Kevin Arias , Edwin Vargas , Kumar Vijay Mishra , Antonio Ortega , Henry Arguello

High dynamic range (HDR) novel view synthesis (NVS) aims to create photorealistic images from novel viewpoints using HDR imaging techniques. The rendered HDR images capture a wider range of brightness levels containing more details of the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yuanhao Cai , Zihao Xiao , Yixun Liang , Minghan Qin , Yulun Zhang , Xiaokang Yang , Yaoyao Liu , Alan Yuille

The demand for compact cameras capable of recording high-speed scenes with high resolution is steadily increasing. However, achieving such capabilities often entails high bandwidth requirements, resulting in bulky, heavy systems unsuitable…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Zhihong Zhang , Runzhao Yang , Jinli Suo , Yuxiao Cheng , Qionghai Dai

Presenting high-resolution (HR) human appearance is always critical for the human-centric videos. However, current imagery equipment can hardly capture HR details all the time. Existing super-resolution algorithms barely mitigate the…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Guanghan Li , Yaping Zhao , Mengqi Ji , Xiaoyun Yuan , Lu Fang

Radiance of real-world scenes typically spans a much wider dynamic range than what standard cameras can capture. While conventional HDR methods merge alternating-exposure frames, these approaches are inherently constrained to 2D pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Shin Dong-Yeon , Kim Jun-Seong , Kwon Byung-Ki , Tae-Hyun Oh

Editing High Dynamic Range (HDR) environment maps using an inverse differentiable rendering architecture is a complex inverse problem due to the sparsity of relevant pixels and the challenges in balancing light sources and background. The…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Antonio D'Orazio , Davide Sforza , Fabio Pellacini , Iacopo Masi

High Dynamic Range (HDR) 3D reconstruction is pivotal for professional content creation in filmmaking and virtual production. Existing methods typically rely on multi-exposure Low Dynamic Range (LDR) supervision to constrain the learning…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Kaixuan Zhang , Minxian Li , Mingwu Ren , Jiankang Deng , Xiatian Zhu

Generating high-quality videos that synthesize desired realistic content is a challenging task due to their intricate high-dimensionality and complexity of videos. Several recent diffusion-based methods have shown comparable performance by…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Kihong Kim , Haneol Lee , Jihye Park , Seyeon Kim , Kwanghee Lee , Seungryong Kim , Jaejun Yoo

Neural Radiances Fields (NeRF) and their extensions have shown great success in representing 3D scenes and synthesizing novel-view images. However, most NeRF methods take in low-dynamic-range (LDR) images, which may lose details, especially…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Guanjun Wu , Taoran Yi , Jiemin Fang , Wenyu Liu , Xinggang Wang

Automatically generating high-quality real world 3D scenes is of enormous interest for applications such as virtual reality and robotics simulation. Towards this goal, we introduce NeuralField-LDM, a generative model capable of synthesizing…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Seung Wook Kim , Bradley Brown , Kangxue Yin , Karsten Kreis , Katja Schwarz , Daiqing Li , Robin Rombach , Antonio Torralba , Sanja Fidler

We present a video generation model that accurately reproduces object motion, changes in camera viewpoint, and new content that arises over time. Existing video generation methods often fail to produce new content as a function of time…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Tim Brooks , Janne Hellsten , Miika Aittala , Ting-Chun Wang , Timo Aila , Jaakko Lehtinen , Ming-Yu Liu , Alexei A. Efros , Tero Karras

In recent years generative models of visual data have made a great progress, and now they are able to produce images of high quality and diversity. In this work we study representations learnt by a GAN generator. First, we show that these…

Computer Vision and Pattern Recognition · Computer Science 2020-06-19 Danil Galeev , Konstantin Sofiiuk , Danila Rukhovich , Mikhail Romanov , Olga Barinova , Anton Konushin

Diffusion models have achieved remarkable progress across various visual generation tasks. However, their performance significantly declines when generating content at resolutions higher than those used during training. Although numerous…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Zhen Yang , Guibao Shen , Minyang Li , Liang Hou , Mushui Liu , Luozhou Wang , Xin Tao , Ying-Cong Chen

Deep generative models are proficient in generating realistic data but struggle with producing rare samples in low density regions due to their scarcity of training datasets and the mode collapse problem. While recent methods aim to improve…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Subeen Lee , Jiyeon Han , Soyeon Kim , Jaesik Choi

Autoregressive (AR) diffusion offers a promising framework for generating videos of theoretically infinite length. However, a major challenge is maintaining temporal continuity while preventing the progressive quality degradation caused by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Kai Zou , Dian Zheng , Hongbo Liu , Tiankai Hang , Bin Liu , Nenghai Yu

Recent years have witnessed substantial advancements in the field of 3D reconstruction from 2D images, particularly following the introduction of the neural radiance field (NeRF) technique. However, reconstructing a 3D high dynamic range…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Jiahao Wu , Lu Xiao , Rui Peng , Kaiqiang Xiong , Ronggang Wang

We present Gen3R, a method that bridges the strong priors of foundational reconstruction models and video diffusion models for scene-level 3D generation. We repurpose the VGGT reconstruction model to produce geometric latents by training an…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Jiaxin Huang , Yuanbo Yang , Bangbang Yang , Lin Ma , Yuewen Ma , Yiyi Liao

Snapshot HDR imaging is essential to capture the full dynamic range of a scene in a single exposure, making it essential for video and dynamic environments where motion prevents the use of multi-exposure techniques or complex hardware…

Image and Video Processing · Electrical Eng. & Systems 2026-03-06 Teresa Stürzenhofäcker , Moritz Klimm , Jürgen Seiler , André Kaup

High Dynamic Range (HDR) videos can represent a much greater range of brightness and color than Standard Dynamic Range (SDR) videos and are rapidly becoming an industry standard. HDR videos have more challenging capture, transmission, and…

Image and Video Processing · Electrical Eng. & Systems 2022-09-22 Zaixi Shang , Joshua P. Ebenezer , Alan C. Bovik , Yongjun Wu , Hai Wei , Sriram Sethuraman

Learning-based video compression is currently a popular research topic, offering the potential to compete with conventional standard video codecs. In this context, Implicit Neural Representations (INRs) have previously been used to…

Image and Video Processing · Electrical Eng. & Systems 2024-06-11 Ho Man Kwan , Ge Gao , Fan Zhang , Andrew Gower , David Bull