Results 11 to 20 of about 34,617 (147)

High-Radix Taylor-Optimized Tone Mapping Processor for Adaptive 4K HDR Video at 30 FPS [PDF]

open access: yesSensors
High Dynamic Range (HDR) imaging is capable of capturing vivid and lifelike visual effects, which are crucial for fields such as computer vision, photography, and medical imaging.
Xianglong Wang   +3 more
doaj   +2 more sources

iTM-Net: Deep Inverse Tone Mapping Using Novel Loss Function Considering Tone Mapping Operator

open access: yesIEEE Access, 2019
In this paper, we propose a novel inverse tone mapping network, called “iTM-Net.” For training iTM-Net, we also propose a novel loss function that considers the non-linear relation between low dynamic range (LDR) and high dynamic range (HDR)
Yuma Kinoshita, Hitoshi Kiya
doaj   +3 more sources

Inverse Tone Mapping Based upon Retina Response [PDF]

open access: yesThe Scientific World Journal, 2014
The development of high dynamic range (HDR) display arouses the research of inverse tone mapping methods, which expand dynamic range of the low dynamic range (LDR) image to match that of HDR monitor.
Yongqing Huo, Fan Yang, Vincent Brost
doaj   +2 more sources

Tone Mapping of HDR Images via Meta-Guided Bayesian Optimization and Virtual Diffraction Modeling [PDF]

open access: yesSensors
This paper proposes a novel image tone-mapping framework that incorporates meta-learning, a psychophysical model, Bayesian optimization, and light-field virtual diffraction.
Deju Huang   +8 more
doaj   +2 more sources

A Weighted Histogram-Based Tone Mapping Algorithm for CT Images

open access: yesAlgorithms, 2018
Computed Tomography (CT) images have a high dynamic range, which makes visualization challenging. Histogram equalization methods either use spatially invariant weights or limited kernel size due to the complexity of pairwise contribution calculation.
David Völgyes   +4 more
doaj   +3 more sources

Explorable Tone Mapping Operators [PDF]

open access: yes2020 25th International Conference on Pattern Recognition (ICPR), 2021
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 from HDR images, most of them can only perform tone-mapping in a single pre-designed way. However, the subjectivity
Chien-Chuan Su   +6 more
openaire   +2 more sources

TONE COMPRESSION ALGORITHM FOR HIGH DYNAMIC RANGE MEDICAL IMAGES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
We propose here an HDR compression method for medical images based on a windowing operator, an adaptive tone mapping operator, and the probabilistic normal-gamma model.
I. A. Gracheva, A. V. Kopylov
doaj   +1 more source

Learning Tone Curves for Local Image Enhancement

open access: yesIEEE Access, 2022
Image enhancement methods can be formulated as global transformations, local transformations, pixel-wise processing, or a mixture of these operations. Global transformations are limited in enhancing local image regions.
Luxi Zhao   +2 more
doaj   +1 more source

Perceptual Tone Mapping Model for High Dynamic Range Imaging

open access: yesIEEE Access, 2023
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.
Imran Mehmood   +3 more
doaj   +1 more source

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