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Related papers: Deep chroma compression of tone-mapped images

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Few tone mapping operators (TMOs) take color management into consideration, limiting compression to luminance values only. This may lead to changes in image chroma and hues which are typically managed with a post-processing step. However,…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 E. Sikudova , T. Pouli , A. Artusi , A. O. Akyuz , F. Banterle , Z. M. Mazlumoglu , E. Reinhard

High dynamic range (HDR) photography is becoming increasingly popular and available by DSLR and mobile-phone cameras. While deep neural networks (DNN) have greatly impacted other domains of image manipulation, their use for HDR tone-mapping…

Image and Video Processing · Electrical Eng. & Systems 2021-11-02 Yael Vinker , Inbar Huberman-Spiegelglas , Raanan Fattal

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

Due to limited camera capacities, digital images usually have a narrower dynamic illumination range than real-world scene radiance. To resolve this problem, High Dynamic Range (HDR) reconstruction is proposed to recover the dynamic range to…

Image and Video Processing · Electrical Eng. & Systems 2023-12-14 Jiaqi Tang , Xiaogang Xu , Sixing Hu , Ying-Cong Chen

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

High Dynamic Range (HDR) content is becoming ubiquitous due to the rapid development of capture technologies. Nevertheless, the dynamic range of common display devices is still limited, therefore tone mapping (TM) remains a key challenge…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Chao Wang , Bin Chen , Hans-Peter Seidel , Karol Myszkowski , Ana Serrano

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

High dynamic range (HDR) capture and display have seen significant growth in popularity driven by the advancements in technology and increasing consumer demand for superior image quality. As a result, HDR image compression is crucial to…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Peibei Cao , Haoyu Chen , Jingzhe Ma , Yu-Chieh Yuan , Zhiyong Xie , Xin Xie , Haiqing Bai , Kede Ma

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

In this paper, a novel inverse tone mapping method using a convolutional neural network (CNN) with LDR based learning is proposed. In conventional inverse tone mapping with CNNs, generated HDR images cannot have absolute luminance, although…

Image and Video Processing · Electrical Eng. & Systems 2019-03-05 Yuma Kinoshita , Hitoshi Kiya

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

We propose a novel hue-preserving tone mapping scheme. Various tone mapping operations have been studied so far, but there are very few works on color distortion caused in image tone mapping. First, LDR images produced from HDR ones by…

Image and Video Processing · Electrical Eng. & Systems 2020-01-08 Yuma Kinoshita , Kouki Seo , Artit Visavakitcharoen , Hitoshi Kiya

Image correction aims to adjust an input image into a visually pleasing one. Existing approaches are proposed mainly from the perspective of image pixel manipulation. They are not effective to recover the details in the under/over exposed…

Computer Vision and Pattern Recognition · Computer Science 2018-04-13 Xin Yang , Ke Xu , Yibing Song , Qiang Zhang , Xiaopeng Wei , Rynson Lau

The range of real-world scene luminance is larger than the capture capability of many digital camera sensors which leads to details being lost in captured images, most typically in bright regions. Inverse tone mapping attempts to boost…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Abhishek Goswami , Aru Ranjan Singh , Francesco Banterle , Kurt Debattista , Thomas Bashford-Rogers

The rising demand for high quality display has ensued active research in high dynamic range (HDR) imaging, which has the potential to replace the standard dynamic range imaging. This is due to HDR's features like accurate reproducibility of…

Image and Video Processing · Electrical Eng. & Systems 2021-02-22 Yafei Ou , Prasoon Ambalathankandy , Masayuki Ikebe , Shinya Takamaeda , Masato Motomura , Tetsuya Asai

Transforming a thermal infrared image into a realistic RGB image is a challenging task. In this paper we propose a deep learning method to bridge this gap. We propose learning the transformation mapping using a coarse-to-fine generator that…

Computer Vision and Pattern Recognition · Computer Science 2018-11-06 Xiaodong Kuang , Xiubao Sui , Chengwei Liu , Yuan Liu , Qian Chen , Guohua Gu

High dynamic range (HDR) imaging is still a challenging task in modern digital photography. Recent research proposes solutions that provide high-quality acquisition but at the cost of a very large number of operations and a slow inference…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Steven Tel , Barthélémy Heyrman , Dominique Ginhac

High dynamic range (HDR) imaging provides the capability of handling real world lighting as opposed to the traditional low dynamic range (LDR) which struggles to accurately represent images with higher dynamic range. However, most imaging…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Demetris Marnerides , Thomas Bashford-Rogers , Jonathan Hatchett , Kurt Debattista

High dynamic range (HDR) images capture much more intensity levels than standard ones. Current methods predominantly generate HDR images from 8-bit low dynamic range (LDR) sRGB images that have been degraded by the camera processing…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Yunhao Zou , Chenggang Yan , Ying Fu

Existing deep learning-based approaches for histopathology image analysis require large annotated training sets to achieve good performance; but annotating histopathology images is slow and resource-intensive. Conditional generative…

Image and Video Processing · Electrical Eng. & Systems 2021-10-29 Sujata Butte , Haotian Wang , Min Xian , Aleksandar Vakanski
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