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Related papers: Optimal HDR and Depth from Dual Cameras

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Recent image enhancement methods have shown the advantages of using a pair of long and short-exposure images for low-light photography. These image modalities offer complementary strengths and weaknesses. The former yields an image that is…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Shayan Shekarforoush , Amanpreet Walia , Marcus A. Brubaker , Konstantinos G. Derpanis , Alex Levinshtein

High dynamic range (HDR) imaging is an important task in image processing that aims to generate well-exposed images in scenes with varying illumination. Although existing multi-exposure fusion methods have achieved impressive results,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Jun Xiao , Qian Ye , Tianshan Liu , Cong Zhang , Kin-Man Lam

In recent years, consumer-level depth cameras have been adopted for various applications. However, they often produce depth maps at only a moderately high frame rate (approximately 30 frames per second), preventing them from being used for…

Graphics · Computer Science 2018-11-06 Ming-Ze Yuan , Lin Gao , Hongbo Fu , Shihong Xia

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

This paper proposes the first non-flow-based deep framework for high dynamic range (HDR) imaging of dynamic scenes with large-scale foreground motions. In state-of-the-art deep HDR imaging, input images are first aligned using optical flows…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Shangzhe Wu , Jiarui Xu , Yu-Wing Tai , Chi-Keung Tang

In this paper, we describe how scene depth can be extracted using a hyperspectral light field capture (H-LF) system. Our H-LF system consists of a 5 x 6 array of cameras, with each camera sampling a different narrow band in the visible…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Kang Zhu , Yujia Xue , Qiang Fu , Sing Bing Kang , Xilin Chen , Jingyi Yu

High-dynamic-range (HDR) imaging is an essential technique for overcoming the dynamic range limits of image sensors. The classic method relies on multiple exposures, which slows capture time, resulting in motion artifacts when imaging…

Image and Video Processing · Electrical Eng. & Systems 2025-09-16 Xiang Dai , Kyrollos Yanny , Kristina Monakhova , Nicholas Antipa

We propose a novel method that records a single compressive hologram in a short time and extracts the depth of a scene from that hologram using a stereo disparity technique. The method is verified with numerical simulations, but there is no…

Image and Video Processing · Electrical Eng. & Systems 2021-03-01 Baturay Ozgurun , Mujdat Cetin

Capturing images with enough details to solve imaging tasks is a long-standing challenge in imaging, particularly due to the limitations of standard dynamic range (SDR) images which often lose details in underexposed or overexposed regions.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Jingchao Peng , Thomas Bashford-Rogers , Francesco Banterle , Haitao Zhao , Kurt Debattista

High Dynamic Range (HDR) imaging aims to reproduce the wide range of brightness levels present in natural scenes, which the human visual system can perceive but conventional digital cameras often fail to capture due to their limited dynamic…

Image and Video Processing · Electrical Eng. & Systems 2025-10-28 Kumbha Nagaswetha

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

High dynamic range (HDR) imaging is a highly challenging task since a large amount of information is lost due to the limitations of camera sensors. For HDR imaging, some methods capture multiple low dynamic range (LDR) images with altering…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Haesoo Chung , Nam Ik Cho

This paper presents a dual camera system for high spatiotemporal resolution (HSTR) video acquisition, where one camera shoots a video with high spatial resolution and low frame rate (HSR-LFR) and another one captures a low spatial…

Image and Video Processing · Electrical Eng. & Systems 2020-03-25 Ming Cheng , Zhan Ma , M. Salman Asif , Yiling Xu , Haojie Liu , Wenbo Bao , Jun Sun

Photographing scenes with high dynamic range (HDR) poses great challenges to consumer cameras with their limited sensor bit depth. To address this, Zhao et al. recently proposed a novel sensor concept - the modulo camera - which captures…

Computer Vision and Pattern Recognition · Computer Science 2017-07-06 Florian Lang , Tobias Plötz , Stefan Roth

High Dynamic Range (HDR) video acquisition using the alternating exposure (AE) paradigm has garnered significant attention due to its cost-effectiveness with a single consumer camera. However, despite progress driven by deep neural…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Qianyu Zhang , Bolun Zheng , Lingyu Zhu , Hangjia Pan , Zunjie Zhu , Zongpeng Li , Shiqi Wang

Due to hardware constraints, standard off-the-shelf digital cameras suffers from low dynamic range (LDR) and low frame per second (FPS) outputs. Previous works in high dynamic range (HDR) video reconstruction uses sequence of alternating…

Image and Video Processing · Electrical Eng. & Systems 2022-10-11 Zeeshan Khan , Parth Shettiwar , Mukul Khanna , Shanmuganathan Raman

High dynamic range (HDR) imaging is an indispensable technique in modern photography. Traditional methods focus on HDR reconstruction from multiple images, solving the core problems of image alignment, fusion, and tone mapping, yet having a…

Image and Video Processing · Electrical Eng. & Systems 2022-10-31 Phuoc-Hieu Le , Quynh Le , Rang Nguyen , Binh-Son Hua

In this paper, we propose a novel deep neural network model that reconstructs a high dynamic range (HDR) image from a single low dynamic range (LDR) image. The proposed model is based on a convolutional neural network composed of dilated…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Siyeong Lee , Gwon Hwan An , Suk-Ju Kang

Immersive displays such as VR headsets, AR glasses, Multiview displays, Free point televisions have emerged as a new class of display technologies in recent years, offering a better visual experience and viewer engagement as compared to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-23 Rohit Choudhary , Mansi Sharma , Aditya Wadaskar

The recent development of the on-chip micro-polarizer technology has made it possible to acquire four spatially aligned and temporally synchronized polarization images with the same ease of operation as a conventional camera. In this paper,…

Image and Video Processing · Electrical Eng. & Systems 2021-05-13 Juiwen Ting , Xuesong Wu , Kangkang Hu , Hong Zhang