Results 41 to 50 of about 26,334 (285)

Unpaired Underwater Image Enhancement Based on CycleGAN

open access: yesInformation, 2021
Underwater image enhancement recovers degraded underwater images to produce corresponding clear images. Image enhancement methods based on deep learning usually use paired data to train the model, while such paired data, e.g., the degraded images and the
Rong Du   +4 more
doaj   +1 more source

Underwater Image Enhancement using GAN

open access: yesInternational Journal of Innovative Science and Research Technology (IJISRT), 2023
The process of enhancing the distorted underwater images to clear image is known as Underwater image enhance- ment. Distorted images are the raw underwater images that taken from the deep portion of ocean, river etc by using different cameras. In general underwater images are mainly used in underwater robotics, ocean pasture and environmental monitor ...
Sabnam Jebin C., Rahamathulla K
openaire   +1 more source

Framework for Underwater Image Enhancement

open access: yesProcedia Computer Science, 2020
Abstract In this paper, we propose a framework for enhancement of underwater images. Underwater images suffer from low-contrast, blur and non-uniform illumination resulting in poor quality images. Red color in the atmospheric light is absorbed early due to its shorter wavelength, whereas the colors like blue and green penetrate deeper into water due ...
Zeba Patel   +5 more
openaire   +1 more source

A Non-Reference Evaluation of Underwater Image Enhancement Methods Using a New Underwater Image Dataset

open access: yesIEEE Access, 2023
The rise of vision-based environmental, marine, and oceanic exploration research highlights the need for supporting underwater image enhancement techniques to help mitigate water effects on images such as blurriness, low color contrast, and poor quality.
Ashraf Saleem   +4 more
doaj   +1 more source

An Underwater Image Enhancement Algorithm Based on MSR Parameter Optimization

open access: yesJournal of Marine Science and Engineering, 2020
The quality of underwater images is often affected by the absorption of light and the scattering and diffusion of floating objects. Therefore, underwater image enhancement algorithms have been widely studied. In this area, algorithms based on Multi-Scale
Kai Hu   +4 more
doaj   +1 more source

An Overview of Underwater Vision Enhancement: From Traditional Methods to Recent Deep Learning

open access: yesJournal of Marine Science and Engineering, 2022
Underwater video images, as the primary carriers of underwater information, play a vital role in human exploration and development of the ocean. Due to the optical characteristics of water bodies, underwater video images generally have problems such as ...
Kai Hu   +4 more
doaj   +1 more source

Deep Underwater Image Enhancement

open access: yes, 2018
In an underwater scene, wavelength-dependent light absorption and scattering degrade the visibility of images, causing low contrast and distorted color casts. To address this problem, we propose a convolutional neural network based image enhancement model, i.e., UWCNN, which is trained efficiently using a synthetic underwater image database. Unlike the
Anwar, Saeed   +2 more
openaire   +2 more sources

UNDERWATER IMAGE ENHANCEMENT BASED ON POLARIZATION IMAGING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Abstract. The need of high-quality underwater imaging is obviously required in many underwater applications. For example, underwater archaeology, underwater ecological research, underwater object detection and tracking. This paper presents a joint enhancing and denoising scheme for an image taken in underwater conditions.
L. Shen, Y. Zhao
openaire   +3 more sources

Medium Transmission Map Matters for Learning to Restore Real-World Underwater Images

open access: yesApplied Sciences, 2022
Low illumination, light reflections, scattering, absorption, and suspended particles inevitably lead to critically degraded underwater image quality, which poses great challenges for recognizing objects from underwater images.
Kai Yan   +4 more
doaj   +1 more source

A review of miniaturised Non-Destructive Testing technologies for in-situ inspections [PDF]

open access: yes, 2018
Non-destructive testing (NDT) techniques have become attractive trends of product manufacturing, installation and post-maintenance in the aerospace, automotive and manufacturing industry, because of its benefits such as cost saving, easy to use and high ...
Addepalli   +12 more
core   +1 more source

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