Results 11 to 20 of about 59,883 (284)

Study on Underwater Image Processing Techniques

open access: yesInternational Journal of Advanced Research in Science, Communication and Technology, 2023
Image processing is extensively used to improve the quality of photos with scattering and poor contrast. Image processing is used in many fields of computer vision, including underwater image processing. It is necessary to process underwater photographs in order to improve the poor image quality caused by light scattering and refraction.
null Prerana Agrawal   +1 more
openaire   +1 more source

Learning-Based Dark and Blurred Underwater Image Restoration

open access: yesComplexity, 2020
Underwater image processing is a difficult subtopic in the field of computer vision due to the complex underwater environment. Since the light is absorbed and scattered, underwater images have many distortions such as underexposure, blurriness, and color
Yifeng Xu   +4 more
doaj   +1 more source

Real-World Underwater Image Enhancement Based on Attention U-Net

open access: yesJournal of Marine Science and Engineering, 2023
In recent years, with the increasingly serious problems of resource shortage and environmental pollution, the exploration and development of underwater clean energy were particularly important.
Pengfei Tang   +5 more
doaj   +1 more source

Improved Dark Channel Defogging Algorithm for Defect Detection in Underwater Structures

open access: yesAdvances in Materials Science and Engineering, 2020
Underwater structures are crucial for national economic and social development. However, because of their complex environment, they are susceptible to damage during service.
Longsheng Bao   +3 more
doaj   +1 more source

A Survey of Target Detection and Recognition Methods in Underwater Turbid Areas

open access: yesApplied Sciences, 2022
Based on analysis of state-of-the-art research investigating target detection and recognition in turbid waters, and aiming to solve the problems encountered during target detection and the unique influences of turbidity areas, in this review, the main ...
Xin Yuan   +4 more
doaj   +1 more source

Underwater image processing and analysis: A review [PDF]

open access: yesSignal Processing: Image Communication, 2021
Abstract With increasing attentions being drawn to the underwater observation and utilization of marine resources in recent years, underwater image processing and analysis have become an active research hotspot. Different from the general images, marine environment is usually faced with some complicated situations such as underwater turbulence and ...
Muwei Jian   +5 more
openaire   +1 more source

Comparison of GAN Deep Learning Methods for Underwater Optical Image Enhancement

open access: yes한국해양공학회지, 2022
Underwater optical images face various limitations that degrade the image quality compared with optical images taken in our atmosphere. Attenuation according to the wavelength of light and reflection by very small floating objects cause low contrast ...
Hong-Gi Kim, Jung-Min Seo, Soo Mee Kim
doaj   +1 more source

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

An In-Depth Survey of Underwater Image Enhancement and Restoration

open access: yesIEEE Access, 2019
Images taken under water usually suffer from the problems of quality degradation, such as low contrast, blurring details, color deviations, non-uniform illumination, etc.
Miao Yang   +5 more
doaj   +1 more source

Optical Image Blending for Underwater Mosaics [PDF]

open access: yes, 2006
Typical problems for creation of consistent underwater mosaic are misalignment and inhomogeneous illumination of the image frames, which causes visible seams and consequently complicates post-processing of the mosaics such as object recognition and shape
Gu, Fan, Rzhanov, Yuri
core   +3 more sources

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