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High dynamic range imaging (HDRI) for real-world dynamic scenes is challenging because moving objects may lead to hybrid degradation of low dynamic range and motion blur. Existing event-based approaches only focus on a separate task, while…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Li Xiaopeng , Zeng Zhaoyuan , Fan Cien , Zhao Chen , Deng Lei , Yu Lei

Since the number of incident energies is limited, it is difficult to directly acquire hyperspectral images (HSI) with high spatial resolution. Considering the high dimensionality and correlation of HSI, super-resolution (SR) of HSI remains…

Computer Vision and Pattern Recognition · Computer Science 2023-07-17 Tingting Liu , Yuan Liu , Chuncheng Zhang , Yuan Liyin , Xiubao Sui , Qian Chen

The task of recalibrating the illumination settings in an image to a target configuration is known as relighting. Relighting techniques have potential applications in digital photography, gaming industry and in augmented reality. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Densen Puthussery , Hrishikesh P. S. , Melvin Kuriakose , Jiji C.

We consider the problem of high-dimensional light field reconstruction and develop a learning-based framework for spatial and angular super-resolution. Many current approaches either require disparity clues or restore the spatial and…

Image and Video Processing · Electrical Eng. & Systems 2020-09-18 Nan Meng , Hayden K. -H. So , Xing Sun , Edmund Y. Lam

High Dynamic Range (HDR) displays and cameras are paving their ways through the consumer market at a rapid growth rate. Thanks to TV and camera manufacturers, HDR systems are now becoming available commercially to end users. This is taking…

Image and Video Processing · Electrical Eng. & Systems 2018-03-14 Amin Banitalebi-Dehkordi

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

Regular cameras and cell phones are able to capture limited luminosity. Thus, in terms of quality, most of the produced images from such devices are not similar to the real world. They are overly dark or too bright, and the details are not…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Ali Reza Omrani , Davide Moroni

Low Dynamic Range (LDR) to High Dynamic Range (HDR) image translation is a fundamental task in many computational vision problems. Numerous data-driven methods have been proposed to address this problem; however, they lack explicit modeling…

Graphics · Computer Science 2025-09-23 Hrishav Bakul Barua , Kalin Stefanov , Ganesh Krishnasamy , KokSheik Wong , Abhinav Dhall

Intrinsic image decomposition is the process of separating the reflectance and shading layers of an image, which is a challenging and underdetermined problem. In this paper, we propose to systematically address this problem using a deep…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Sai Bi , Nima Khademi Kalantari , Ravi Ramamoorthi

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

Digital imaging aims to replicate realistic scenes, but Low Dynamic Range (LDR) cameras cannot represent the wide dynamic range of real scenes, resulting in under-/overexposed images. This paper presents a deep learning-based approach for…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Dwip Dalal , Gautam Vashishtha , Prajwal Singh , Shanmuganathan Raman

Hyperspectral (HS) images contain detailed spectral information that has proven crucial in applications like remote sensing, surveillance, and astronomy. However, because of hardware limitations of HS cameras, the captured images have low…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Marija Vella , Bowen Zhang , Wei Chen , João F. C. Mota

Single image denoising (SID) has achieved significant breakthroughs with the development of deep learning. However, the proposed methods are often accompanied by plenty of parameters, which greatly limits their application scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Juncheng Li , Hanhui Yang , Qiaosi Yi , Faming Fang , Guangwei Gao , Tieyong Zeng , Guixu Zhang

In various learning-based image restoration tasks, such as image denoising and image super-resolution, the degradation representations were widely used to model the degradation process and handle complicated degradation patterns. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Dasong Li , Yi Zhang , Ka Chun Cheung , Xiaogang Wang , Hongwei Qin , Hongsheng Li

One impressive advantage of convolutional neural networks (CNNs) is their ability to automatically learn feature representation from raw pixels, eliminating the need for hand-designed procedures. However, recent methods for single image…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Yifan Wang , Lijun Wang , Hongyu Wang , Peihua Li

While most images shared on the web and social media platforms are encoded in standard dynamic range (SDR), many displays now can accommodate high dynamic range (HDR) content. Additionally, modern cameras can capture images in an HDR format…

Image and Video Processing · Electrical Eng. & Systems 2025-03-18 Trevor D. Canham , SaiKiran Tedla , Michael J. Murdoch , Michael S. Brown

Real-world low-light images suffer from two main degradations, namely, inevitable noise and poor visibility. Since the noise exhibits different levels, its estimation has been implemented in recent works when enhancing low-light images from…

Image and Video Processing · Electrical Eng. & Systems 2021-10-08 Chuanjun Zheng , Daming Shi , Wentian Shi

Modern-day display systems demand high-quality rendering. However, rendering at higher resolution requires a large number of data samples and is computationally expensive. Recent advances in deep learning-based image and video…

Graphics · Computer Science 2022-10-18 Sudarshan Devkota , Sumanta Pattanaik

The generalization of learning-based high dynamic range (HDR) fusion is often limited by the availability of training data, as collecting large-scale HDR images from dynamic scenes is both costly and technically challenging. To address…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Yujin Wang , Jiarui Wu , Yichen Bian , Fan Zhang , Tianfan Xue

Dynamic magnetic resonance (MR) imaging has generated great research interest, as it can provide both spatial and temporal information for clinical diagnosis. However, slow imaging speed or long scanning time is still one of the challenges…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Ziwen Ke , Shanshan Wang , Huitao Cheng , Leslie Ying , Qiegen Liu , Hairong Zheng , Dong Liang