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High Dynamic Range (HDR) videos are able to represent wider ranges of contrasts and colors than Standard Dynamic Range (SDR) videos, giving more vivid experiences. Due to this, HDR videos are expected to grow into the dominant video…

图像与视频处理 · 电气工程与系统科学 2024-03-25 Abhinau K. Venkataramanan , Alan C. Bovik

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…

图像与视频处理 · 电气工程与系统科学 2022-09-22 Zaixi Shang , Joshua P. Ebenezer , Alan C. Bovik , Yongjun Wu , Hai Wei , Sriram Sethuraman

High dynamic range (HDR) rendering has the ability to faithfully reproduce the wide luminance ranges in natural scenes, but how to accurately assess the rendering quality is relatively underexplored. Existing quality models are mostly…

图像与视频处理 · 电气工程与系统科学 2024-09-11 Peibei Cao , Rafal K. Mantiuk , Kede Ma

We conducted a large-scale study of human perceptual quality judgments of High Dynamic Range (HDR) and Standard Dynamic Range (SDR) videos subjected to scaling and compression levels and viewed on three different display devices. HDR videos…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Joshua P. Ebenezer , Zaixi Shang , Yixu Chen , Yongjun Wu , Hai Wei , Sriram Sethuraman , Alan C. Bovik

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…

图像与视频处理 · 电气工程与系统科学 2024-07-19 Peibei Cao , Haoyu Chen , Jingzhe Ma , Yu-Chieh Yuan , Zhiyong Xie , Xin Xie , Haiqing Bai , Kede Ma

Tone-mapping plays an essential role in high dynamic range (HDR) imaging. It aims to preserve visual information of HDR images in a medium with a limited dynamic range. Although many works have been proposed to provide tone-mapped results…

计算机视觉与模式识别 · 计算机科学 2020-10-26 Chien-Chuan Su , Ren Wang , Hung-Jin Lin , Yu-Lun Liu , Chia-Ping Chen , Yu-Lin Chang , Soo-Chang Pei

Tone mapping is a commonly used technique that maps the set of colors in high-dynamic-range (HDR) images to another set of colors in low-dynamic-range (LDR) images, to fit the need for print-outs, LCD monitors and projectors. Unfortunately,…

计算机视觉与模式识别 · 计算机科学 2018-09-18 Zhuming Zhang , Xinghong Hu , Xueting Liu , Tien-Tsin Wong

One of the key challenges in tone mapping is to preserve the perceptual quality of high dynamic range (HDR) images when mapping them to standard dynamic range (SDR) displays. Traditional tone mapping operators (TMOs) compress the luminance…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Imran Mehmood , Xinye Shi , M. Usman Khan , Ming Ronnier Luo

Tone mapping operators and multi-exposure fusion methods allow us to enjoy the informative contents of high dynamic range (HDR) images with standard dynamic range devices, but also introduce distortions into HDR contents. Therefore methods…

多媒体 · 计算机科学 2021-02-11 Qin He , Dingquan Li , Tingting Jiang , Ming Jiang

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…

图像与视频处理 · 电气工程与系统科学 2018-03-14 Maryam Azimi , Amin Banitalebi-Dehkordi , Yuanyuan Dong , Mahsa T. Pourazad , Panos Nasiopoulos

We introduce HDRSDR-VQA, a large-scale video quality assessment dataset designed to facilitate comparative analysis between High Dynamic Range (HDR) and Standard Dynamic Range (SDR) content under realistic viewing conditions. The dataset…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Bowen Chen , Cheng-han Lee , Yixu Chen , Zaixi Shang , Hai Wei , Alan C. Bovik

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…

图像与视频处理 · 电气工程与系统科学 2023-09-06 Yunhao Zou , Chenggang Yan , Ying Fu

High Dynamic Range (HDR) videos have enjoyed a surge in popularity in recent years due to their ability to represent a wider range of contrast and color than Standard Dynamic Range (SDR) videos. Although HDR video capture has seen…

图像与视频处理 · 电气工程与系统科学 2024-04-23 Abhinau K. Venkataramanan , Cosmin Stejerean , Ioannis Katsavounidis , Hassene Tmar , Alan C. Bovik

Recent High Dynamic Range (HDR) techniques extend the capabilities of current cameras where scenes with a wide range of illumination can not be accurately captured with a single low-dynamic-range (LDR) image. This is generally accomplished…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Michal Nazarczuk , Sibi Catley-Chandar , Ales Leonardis , Eduardo Pérez-Pellitero

The main focus of this document is to evaluate the performance of the existing LDR and HDR metrics on HDR video content which in turn will allow for a better understanding of how well each of these metrics work and if they can be applied in…

图像与视频处理 · 电气工程与系统科学 2018-03-16 Amin Banitalebi-Dehkordi , Maryam Azimi , Yuanyuan Dong , Mahsa T. Pourazad , Panos Nasiopoulos

Conventional images/videos are often rendered within the central vision area of the human visual system (HVS) with uniform quality. Recent virtual reality (VR) device with head mounted display (HMD) extends the field of view (FoV)…

多媒体 · 计算机科学 2018-02-27 Peiyao Guo , Qiu Shen , Zhan Ma , David J. Brady , Yao Wang

High dynamic range (HDR) imagery offers a rich and faithful representation of scene radiance, but remains challenging for generative models due to its mismatch with the bounded, perceptually compressed data on which these models are…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Naomi Ken Korem , Mohamed Oumoumad , Harel Cain , Matan Ben Yosef , Urska Jelercic , Ofir Bibi , Yaron Inger , Or Patashnik , Daniel Cohen-Or

In this paper, we present a novel tone mapping algorithm that can be used for displaying wide dynamic range (WDR) images on low dynamic range (LDR) devices. The proposed algorithm is mainly motivated by the logarithmic response and local…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Jie Yang , Ziyi Liu , Ulian Shahnovich , Orly Yadid-Pecht

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…

图像与视频处理 · 电气工程与系统科学 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…

图像与视频处理 · 电气工程与系统科学 2019-08-20 Aakanksha Rana , Praveer Singh , Giuseppe Valenzise , Frederic Dufaux , Nikos Komodakis , Aljosa Smolic
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