Results 21 to 30 of about 28,803 (185)

A review on high dynamic range (HDR) image quality assessment [PDF]

open access: yesInternational Journal on Smart Sensing and Intelligent Systems, 2021
Abstract This paper presents a literature review on the method of measuring high dynamic range (HDR) image quality. HDR technology can help maximize user satisfaction level when using HDR images-based visual services. The advance of HDR technology indirectly presents a more difficult challenge to the image quality assessment method due ...
Gunawan, Irwan Prasetya   +5 more
openaire   +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

Scene-based imperceptible-visible watermarking for HDR video content [PDF]

open access: yes, 2019
This paper presents the High Dynamic Range - Imperceptible Visible Watermarking for HDR video content (HDR-IVW-V) based on scene detection for robust copyright protection of HDR videos using a visually imperceptible watermarking methodology.
Garcia-Ugalde, F.   +2 more
core   +1 more source

Deep Tone-Mapping Operator Using Image Quality Assessment Inspired Semi-Supervised Learning

open access: yesIEEE Access, 2021
Tone-mapping operator (TMO) is intended to convert high dynamic range (HDR) content into a lower dynamic range so that it can be displayed on a standard dynamic range (SDR) device. The tone-mapped result of HDR content is usually stored as SDR image. For
Cheng Guo, Xiuhua Jiang
doaj   +1 more source

Inverse Tone Mapping Operator Using Sequential Deep Neural Networks Based on the Human Visual System

open access: yesIEEE Access, 2018
Conventional digital displays show images with much less dynamic range than that of human visual perception. High-dynamic range (HDR) displays are being developed for viewing images with higher dynamic range than that of conventional low-dynamic range ...
Hanbyol Jang   +3 more
doaj   +1 more source

Object Detection Under Challenging Lighting Conditions Using High Dynamic Range Imagery

open access: yesIEEE Access, 2021
Most Convolution Neural Network (CNN) based object detectors, to date, have been optimized for accuracy and/or detection performance on datasets typically comprised of well exposed 8-bits/pixel/channel Standard Dynamic Range (SDR) images.
Ratnajit Mukherjee   +3 more
doaj   +1 more source

Stereo Vision-Based High Dynamic Range Imaging Using Differently-Exposed Image Pair

open access: yesSensors, 2017
In this paper, a high dynamic range (HDR) imaging method based on the stereo vision system is presented. The proposed method uses differently exposed low dynamic range (LDR) images captured from a stereo camera.
Won-Jae Park   +4 more
doaj   +1 more source

HSVNet: Reconstructing HDR Image from a Single Exposure LDR Image with CNN

open access: yesApplied Sciences, 2022
Most photographs are low dynamic range (LDR) images that might not perfectly describe the scene as perceived by humans due to the difference in dynamic ranges between photography and natural scenes.
Min Jung Lee   +2 more
doaj   +1 more source

An evaluation of power transfer functions for HDR video compression [PDF]

open access: yes, 2016
High dynamic range (HDR) imaging enables the full range of light in a scene to be captured, transmitted and displayed. However, uncompressed 32-bit HDR is four times larger than traditional low dynamic range (LDR) imagery.
Bashford-Rogers, Thomas   +4 more
core   +1 more source

Inverse Tone Mapping Based upon Retina Response

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   +1 more source

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