Results 1 to 10 of about 417 (183)

High Dynamic Range Imaging and Low Dynamic Range Expansion for Generating HDR Content [PDF]

open access: yesComputer Graphics Forum, 2009
Abstract In the last few years, researchers in the field of High Dynamic Range (HDR) Imaging have focused on providing tools for expanding Low Dynamic Range (LDR) content for the generation of HDR images due to the growing popularity of HDR in applications, such as photography and rendering via Image‐Based Lighting, and the imminent arrival of HDR ...
Alessandro Artusi   +2 more
exaly   +3 more sources

HDR-VQM: An objective quality measure for high dynamic range video [PDF]

open access: yesSignal Processing: Image Communication, 2015
High Dynamic Range (HDR) signals fundamentally differ from the traditional low dynamic range (LDR) ones in that pixels are related (proportional) to the physical luminance in the scene (i.e. scene-referred). For that reason, the existing LDR video quality measurement methods may not be directly used for assessing quality in HDR videos. To address that,
Manish Narwaria, Patrick Le Callet
exaly   +4 more sources

HDR-Plenoxels: Self-Calibrating High Dynamic Range Radiance Fields

open access: yesLecture Notes in Computer Science, 2022
Accepted at ECCV 2022.
Tae-Hyun Oh   +2 more
exaly   +3 more sources

HDR-ChipQA: No-reference quality assessment on High Dynamic Range videos

open access: yesSignal Processing: Image Communication
We present a no-reference video quality model and algorithm that delivers standout performance for High Dynamic Range (HDR) videos, which we call HDR-ChipQA. HDR videos represent wider ranges of luminances, details, and colors than Standard Dynamic Range (SDR) videos.
Alan Bovik   +2 more
exaly   +3 more sources

Enhanced Steganography for High Dynamic Range Images with Improved Security and Capacity

open access: yesApplied Sciences, 2023
High-dynamic-range (HDR) images are widely regarded as the ideal format for digital images due to their ability to accurately render a wider range of luminance values.
Tzung-Her Chen, Jing-Ya Yan
doaj   +1 more source

HDR Image Reconstruction Using Segmented Image Learning

open access: yesIEEE Access, 2021
Converting a low dynamic range (LDR) image into a high dynamic range (HDR) image produces an image that closely depicts the real world without requiring expensive devices.
Byeong Dae Lee, Myung Hoon Sunwoo
doaj   +1 more source

HDR-NeRF: High Dynamic Range Neural Radiance Fields

open access: yes2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2022
Accepted to CVPR 2022. Project page: https://xhuangcv.github.io/hdr-nerf/
Xin Huang 0021   +5 more
openaire   +2 more sources

Human Visual System Model-Based Optimized Tone Mapping of High Dynamic Range Images

open access: yesIEEE Access, 2021
High dynamic range (HDR) image and video technology can provide significant picture quality improvement over the standard dynamic range (SDR). However, when HDR content is represented on an SDR display, dynamic range compression may result in image ...
Nam Hoang Nguyen, Tu Van Vo, Chul Lee
doaj   +1 more source

Extending and Matching a High Dynamic Range Image from a Single Image

open access: yesSensors, 2020
Extending the dynamic range can present much richer contrasts and physical information from the traditional low dynamic range (LDR) images. To tackle this, we propose a method to generate a high dynamic range image from a single LDR image. In addition, a
Van Luan Tran, Huei-Yung Lin
doaj   +1 more source

High Dynamic Range Video Synthesis Using Superpixel-Based Illuminance-Invariant Motion Estimation

open access: yesIEEE Access, 2020
We propose a robust high dynamic range (HDR) video synthesis algorithm using the superpixel-based illuminance-invariant motion estimation technique.
Tu Van Vo, Chul Lee
doaj   +1 more source

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