Results 1 to 10 of about 1,321,194 (206)

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

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

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

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

Layer Decomposition based Local Tone Mapping Operator

open access: yesInternational Journal of Emerging Research in Engineering, Science, and Management, 2022
Dynamic range of an image directly defines the number of levels it can accommodate in an image. In general, a dynamic range of 256 is in use. Defining dynamic range of an image need to be done by considering the display unit on which the image will be ...
Zonnavada Chaithanya, G Sreenivasulu
doaj   +1 more source

High-Dynamic-Range Tone Mapping in Intelligent Automotive Systems

open access: yesSensors, 2023
Intelligent driver assistance systems are becoming increasingly popular in modern passenger vehicles. A crucial component of intelligent vehicles is the ability to detect vulnerable road users (VRUs) for an early and safe response.
Ivana Shopovska   +4 more
doaj   +1 more source

Fast Single-Image HDR Tone-Mapping by Avoiding Base Layer Extraction

open access: yesSensors, 2020
The tone-mapping algorithm compresses the high dynamic range (HDR) information into the standard dynamic range for regular devices. An ideal tone-mapping algorithm reproduces the HDR image without losing any vital information.
Masud An-Nur Islam Fahim, Ho Yub Jung
doaj   +1 more source

Weibull Tone Mapping (WTM) for the Enhancement of Underwater Imagery

open access: yesSensors, 2023
Domain experts prefer interactive and targeted control-point tone mapping operations (TMOs) to enhance underwater image quality and feature visibility; though this comes at the expense of time and training.
Chloe Amanda Game   +2 more
doaj   +1 more source

TMO-Net: A Parameter-Free Tone Mapping Operator Using Generative Adversarial Network, and Performance Benchmarking on Large Scale HDR Dataset

open access: yesIEEE Access, 2021
Currently published tone mapping operators (TMO) are often evaluated on a very limited test set of high dynamic range (HDR) images. Thus, the resulting performance index is highly subject to extensive hyperparameter tuning, and many TMOs exhibit sub ...
Karen Panetta   +4 more
doaj   +1 more source

Texture Management for Glossy Objects Using Tone Mapping

open access: yesJournal of Imaging, 2022
In this paper, we proposed a method for matching the color and glossiness of an object between different displays by using tone mapping. Since displays have their own characteristics, such as maximum luminance and gamma characteristics, the color and ...
Ikumi Hirose   +3 more
doaj   +1 more source

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