Results 21 to 30 of about 27,456 (324)

Vision applications in agriculture [PDF]

open access: yes, 2007
From early beginnings in work on the visual guidance of tractors, the National Centre for Engineering in Agriculture has built up a portfolio of projects in which machine vision plays a prominent part.
Billingsley, John
core   +8 more sources

Enhancing underwater images by fusion [PDF]

open access: yesACM SIGGRAPH 2011 Posters, 2011
When photographs are taken in underwater conditions the visibility of the scene is degraded significantly. This is due to the fact that the radiance of a point in the scene is directly influenced by the medium scattering. Practically, distant objects and part of the scene suffers from poor visibility, loss of contrast and faded colors.
Ancuti, Cosmin   +3 more
openaire   +3 more sources

Real-time GAN-based image enhancement for robust underwater monocular SLAM

open access: yesFrontiers in Marine Science, 2023
Underwater monocular visual simultaneous localization and mapping (SLAM) plays a vital role in underwater computer vision and robotic perception fields.
Ziqiang Zheng   +4 more
doaj   +1 more source

Underwater image enhancement with image colorfulness measure [PDF]

open access: yesSignal Processing: Image Communication, 2021
Abstract Due to the absorption and scattering effects of the water, underwater images tend to suffer from many severe problems, such as low contrast, grayed out colors and blurring content. To improve the visual quality of underwater images, we proposed a novel enhancement model, which is a trainable end-to-end neural model.
Xi Yang, Hui Li, Rong Chen
openaire   +2 more sources

Effective solution for underwater image enhancement

open access: yesOptics Express, 2021
Degradation of underwater images severely limits people to exploring and understanding underwater world, which has become a fundamental but vital issue needing to be addressed in underwater optics. In this paper, we develop an effective solution for underwater image enhancement.
Ye Tao, Lili Dong, Luqiang Xu, Wenhai Xu
openaire   +3 more sources

A Hybrid Framework for Underwater Image Enhancement [PDF]

open access: yesIEEE Access, 2020
Underwater captured images often suffer from poor visibility caused by two major degradations: scattering and absorption. In this paper, we propose a hybrid framework for underwater image enhancement, which unifies underwater white balance and variational contrast and saturation enhancement. In our framework, the improved underwater white balance (UWB)
Xinjie Li   +3 more
openaire   +3 more sources

Benchmarking Underwater Image Enhancement and Restoration, and Beyond

open access: yesIEEE Access, 2020
Image enhancement and restoration is among the most investigated topics in the field of underwater machine vision. The objective image quality assessment is a fundamental part of optimizing underwater enhancement and restoration technologies.
Guojia Hou   +5 more
doaj   +1 more source

Underwater Image Enhancement Based on Hybrid Enhanced Generative Adversarial Network

open access: yesJournal of Marine Science and Engineering, 2023
In recent years, underwater image processing has played an essential role in ocean exploration. The complexity of seawater leads to the phenomena of light absorption and scattering, which in turn cause serious image degradation problems, making it ...
Danmi Xu   +3 more
doaj   +1 more source

Underwater Images Enhancement by Revised Underwater Images Formation Model

open access: yesIEEE Access, 2022
In this paper, we proposed the efficient and appealing technique for underwater images enhancement. Underwater images often suffer from haze, color distortion, low contrast and loss of the human acuity due to light scattering and absorption. To tackle these issues, proposed precise model is presented expressively showed that: (1) the estimation of the ...
Soo-Chang Pei, Chia-Yi Chen
openaire   +2 more sources

Integrating deep learning and traditional image enhancement techniques for underwater image enhancement

open access: yesIET Image Processing, 2022
Underwater images usually suffer from colour distortion, blur, and low contrast, which hinder the subsequent processing of underwater information. To address these problems, this paper proposes a novel approach for single underwater images enhancement by
Zhenghao Shi   +3 more
doaj   +1 more source

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