Results 11 to 20 of about 40,646 (281)

Unpaired Underwater Image Synthesis with a Disentangled Representation for Underwater Depth Map Prediction

open access: yesSensors, 2021
As one of the key requirements for underwater exploration, underwater depth map estimation is of great importance in underwater vision research. Although significant progress has been achieved in the fields of image-to-image translation and depth map ...
Qi Zhao   +3 more
doaj   +1 more source

An Underwater Image Enhancement Algorithm Based on Generative Adversarial Network and Natural Image Quality Evaluation Index

open access: yesJournal of Marine Science and Engineering, 2021
When underwater vehicles work, underwater images are often absorbed by light and scattered and diffused by floating objects, which leads to the degradation of underwater images.
Kai Hu   +5 more
doaj   +1 more source

Towards Realistic Underwater Dataset Generation and Color Restoration✱

open access: yesProceedings of the Thirteenth Indian Conference on Computer Vision, Graphics and Image Processing, 2022
Recovery of true color from underwater images is an ill-posed problem. This is because the wide-band attenuation coefficients for the RGB color channels depend on object range, reflectance, etc. which are difficult to model. Also, there is backscattering due to suspended particles in water.
Neham Jain   +2 more
openaire   +2 more sources

Underwater Image Restoration via Contrastive Learning and a Real-World Dataset

open access: yesRemote Sensing, 2022
Underwater image restoration is of significant importance in unveiling the underwater world. Numerous techniques and algorithms have been developed in recent decades. However, due to fundamental difficulties associated with imaging/sensing, lighting, and
Junlin Han   +9 more
doaj   +1 more source

Image Semantic Segmentation of Underwater Garbage with Modified U-Net Architecture Model

open access: yesSensors, 2022
Autonomous underwater garbage grasping and collection pose a great challenge to underwater robots. To assist underwater robots in locating and recognizing underwater garbage objects efficiently, a modified U-Net-based architecture consisting of a deeper ...
Lifu Wei   +3 more
doaj   +1 more source

Underwater Camouflage Object Detection Dataset

open access: yes, 2023
We have made a dataset of camouflage object detection mainly for complex seabed scenes, and named it UnderWater RGB&Sonar,or UW-RS for short. The UW-RS dataset contains a total of 1972 image data. The dataset mainly consists of two parts, namely underwater optical data part (UW-R dataset) and underwater sonar data part (UW-S dataset).
Dong, Feng, Zhu, Jinchao
openaire   +2 more sources

Underwater inspection and intervention dataset

open access: yes, 2021
This paper presents a novel dataset for the development of visual navigation and simultaneous localisation and mapping (SLAM) algorithms as well as for underwater intervention tasks. It differs from existing datasets as it contains ground truth for the vehicle's position captured by an underwater motion tracking system.
Luczynski, Tomasz   +7 more
openaire   +2 more sources

Automated classification of three-dimensional reconstructions of coral reefs using convolutional neural networks [PDF]

open access: yes, 2020
Ā© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Hopkinson, B. M., King, A. C., Owen, D. P., Johnson-Roberson, M., Long, M. H., & Bhandarkar, S.
Bhandarkar, Suchendra M.   +5 more
core   +1 more source

Research on Underwater Complex Scene SLAM Algorithm Based on Image Enhancement

open access: yesSensors, 2022
Underwater images typically suffer from less explicit feature point information and more redundant information due to wild conditions. To solve these degradation problems, we propose the VINS-MONO algorithm to enhance the quality of the underwater image.
Renhan Wu, Yuzhuo Gao
doaj   +1 more source

Underwater AUV Navigation Dataset in Natural Scenarios

open access: yesElectronics, 2023
Autonomous underwater vehicles (AUVs) are extensively utilized in various autonomous underwater missions, encompassing ocean environment monitoring, underwater searching, and geological exploration. Owing to their profound underwater capabilities and robust autonomy, AUVs have emerged as indispensable instruments.
Can Wang   +4 more
openaire   +1 more source

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