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Restoring the clean background from the superimposed images containing a noisy layer is the common crux of a classical category of tasks on image restoration such as image reflection removal, image deraining and image dehazing. These tasks…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Xin Feng , Wenjie Pei , Zihui Jia , Fanglin Chen , David Zhang , Guangming Lu

High dynamic range (HDR) imaging is a technique that allows an extensive dynamic range of exposures, which is important in image processing, computer graphics, and computer vision. In recent years, there has been a significant advancement…

Image and Video Processing · Electrical Eng. & Systems 2021-11-12 Lin Wang , Kuk-Jin Yoon

In this paper, we propose in our novel generative framework the use of Generative Adversarial Networks (GANs) to generate features that provide robustness for object detection on reduced quality images. The proposed GAN-based Detection of…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Charan D. Prakash , Lina J. Karam

This paper presents a new framework for jointly enhancing the resolution and the dynamic range of an image, i.e., simultaneous super-resolution (SR) and high dynamic range imaging (HDRI), based on a convolutional neural network (CNN). From…

Image and Video Processing · Electrical Eng. & Systems 2019-05-06 Jae Woong Soh , Jae Sung Park , Nam Ik Cho

Single-image HDR reconstruction aims to recover high dynamic range radiance from a single low dynamic range (LDR) input, but remains highly ill-posed due to detail saturation in over-exposed regions and noise amplification in under-exposed…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Aoyu Liu , Zhen Liu , Ziyi Wang , Dian Chen , Bing Zeng , Shuaicheng Liu

Outdoor lighting has extremely high dynamic range. This makes the process of capturing outdoor environment maps notoriously challenging since special equipment must be used. In this work, we propose an alternative approach. We first capture…

Computer Vision and Pattern Recognition · Computer Science 2017-11-08 Jinsong Zhang , Jean-François Lalonde

Inverse Tone Mapping (ITM) methods attempt to reconstruct High Dynamic Range (HDR) information from Low Dynamic Range (LDR) image content. The dynamic range of well-exposed areas must be expanded and any missing information due to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Demetris Marnerides , Thomas Bashford-Rogers , Kurt Debattista

Deep learning methods are state-of-the-art for spectral image (SI) computational tasks. However, these methods are constrained in their performance since available datasets are limited due to the highly expensive and long acquisition time.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Emmanuel Martinez , Roman Jacome , Alejandra Hernandez-Rojas , Henry Arguello

Panoramic imaging research on geometry recovery and High Dynamic Range (HDR) reconstruction becomes a trend with the development of Extended Reality (XR). Neural Radiance Fields (NeRF) provide a promising scene representation for both tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Zhan Lu , Qian Zheng , Boxin Shi , Xudong Jiang

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

Manipulating facial expressions is a challenging task due to fine-grained shape changes produced by facial muscles and the lack of input-output pairs for supervised learning. Unlike previous methods using Generative Adversarial Networks…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Rumeysa Bodur , Binod Bhattarai , Tae-Kyun Kim

While there exists a wide variety of Low Dynamic Range (LDR) quality metrics, only a limited number of metrics are designed specifically for the High Dynamic Range (HDR) content. With the introduction of HDR video compression…

Image and Video Processing · Electrical Eng. & Systems 2018-03-14 Maryam Azimi , Amin Banitalebi-Dehkordi , Yuanyuan Dong , Mahsa T. Pourazad , Panos Nasiopoulos

Volumetric reconstruction of dynamic scenes is an important problem in computer vision. It is especially challenging in poor lighting and with fast motion. This is partly due to limitations of RGB cameras: To capture frames under low…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Viktor Rudnev , Gereon Fox , Mohamed Elgharib , Christian Theobalt , Vladislav Golyanik

A computationally fast tone mapping operator (TMO) that can quickly adapt to a wide spectrum of high dynamic range (HDR) content is quintessential for visualization on varied low dynamic range (LDR) output devices such as movie screens or…

Image and Video Processing · Electrical Eng. & Systems 2019-08-20 Aakanksha Rana , Praveer Singh , Giuseppe Valenzise , Frederic Dufaux , Nikos Komodakis , Aljosa Smolic

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

Stack-based high dynamic range (HDR) imaging is a technique for achieving a larger dynamic range in an image by combining several low dynamic range images acquired at different exposures. Minimizing the set of images to combine, while…

Computer Vision and Pattern Recognition · Computer Science 2018-06-21 Peter van Beek

Transferring a low-dynamic-range (LDR) image to a high-dynamic-range (HDR) image, which is the so-called inverse tone mapping (iTM), is an important imaging technique to improve visual effects of imaging devices. In this paper, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2018-04-23 Shiyu Ning , Hongteng Xu , Li Song , Rong Xie , Wenjun Zhang

Mainstream high dynamic range imaging techniques typically rely on fusing multiple images captured with different exposure setups (shutter speed and ISO). A good balance between shutter speed and ISO is crucial for achieving high-quality…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Tianyi Xu , Fan Zhang , Boxin Shi , Tianfan Xue , Yujin Wang

GANs are able to perform generation and manipulation tasks, trained on a single video. However, these single video GANs require unreasonable amount of time to train on a single video, rendering them almost impractical. In this paper we…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Niv Haim , Ben Feinstein , Niv Granot , Assaf Shocher , Shai Bagon , Tali Dekel , Michal Irani

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