Results 11 to 20 of about 36,981 (273)

Using Adaptive Tone Mapping to Enhance Edge-Preserving Color Image Automatically [PDF]

open access: yesEURASIP Journal on Image and Video Processing, 2010
One common characteristic of most high-contrast images is the coexistence of dark shadows and bright light source in one scene. It is very difficult to present details in both dark and bright areas simultaneously on most display devices.
Lu Min-Yao   +4 more
doaj   +3 more sources

Non-Iterative Tone Mapping With High Efficiency and Robustness [PDF]

open access: yesIEEE Access, 2018
This paper proposes an efficient approach for tone mapping, which provides a high perceptual image quality for diverse scenes. Most existing methods, optimizing images for the perceptual model, use an iterative process and this process is time consuming.
Gyujin Bae   +3 more
doaj   +3 more sources

A Biological Retina Inspired Tone Mapping Processor for High-Speed and Energy-Efficient Image Enhancement [PDF]

open access: yesSensors, 2020
In this work, a biological retina inspired tone mapping processor for high-speed and energy-efficient image enhancement has been proposed. To achieve high throughput and high energy efficiency, several hardware design techniques have been proposed ...
Xiaoqiang Xiang   +7 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

A Re-examination of Dichoptic Tone Mapping. [PDF]

open access: yesACM Trans Graph, 2021
Dichoptic tone mapping methods aim to leverage stereoscopic displays to increase visual detail and contrast in images and videos. These methods, which have been called both binocular tone mapping and dichoptic contrast enhancement , selectively emphasize contrast differently in the two eyes ...
Wang M, Cooper EA.
europepmc   +5 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

Fully-automatic inverse tone mapping algorithm based on dynamic mid-level tone mapping [PDF]

open access: yes, 2020
High Dynamic Range (HDR) displays can show images with higher color contrast levels and peak luminosities than the common Low Dynamic Range (LDR) displays. However, most existing video content is recorded and/or graded in LDR format.
Aelterman, Jan   +5 more
core   +1 more source

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