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Underwater Vehicles have become more sophisticated, driven by the off-shore sector and the scientific community's rapid advancements in underwater operations. Notably, many underwater tasks, including the assessment of subsea…

计算机视觉与模式识别 · 计算机科学 2022-09-15 Ioannis Polymenis , Maryam Haroutunian , Rose Norman , David Trodden

Underwater environments pose significant challenges due to the selective absorption and scattering of light by water, which affects image clarity, contrast, and color fidelity. To overcome these, we introduce OceanLens, a method that models…

图像与视频处理 · 电气工程与系统科学 2024-11-21 Rajini Makam , Dhatri Shankari T M , Sharanya Patil , Suresh Sundram

We introduce pluralistic salient object detection (PSOD), a novel task aimed at generating multiple plausible salient segmentation results for a given input image. Unlike conventional SOD methods that produce a single segmentation mask for…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Xuelu Feng , Yunsheng Li , Dongdong Chen , Chunming Qiao , Junsong Yuan , Lu Yuan , Gang Hua

Underwater target detection using active sonar constitutes a critical research area in marine sciences and engineering. However, traditional signal processing methods face significant challenges in complex underwater environments due to…

信号处理 · 电气工程与系统科学 2025-07-29 Jichao Zhang , Xiao-Lei Zhang , Kunde Yang

Underwater litter is widely spread across aquatic environments such as lakes, rivers, and oceans, significantly impacting natural ecosystems. Current monitoring technologies for detecting underwater litter face limitations in survey…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Fan Zhao , Yongying Liu , Jiaqi Wang , Yijia Chen , Dianhan Xi , Xinlei Shao , Shigeru Tabeta , Katsunori Mizuno

Generating 3D point cloud (PC) data from noisy sonar measurements is a problem that has potential applications for bathymetry mapping, artificial object inspection, mapping of aquatic plants and fauna as well as underwater navigation and…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Andres Pulido , Ruoyao Qin , Antonio Diaz , Andrew Ortega , Peter Ifju , Jaejeong Shin

Retrieving the missing dimension information in acoustic images from 2D forward-looking sonar is a well-known problem in the field of underwater robotics. There are works attempting to retrieve 3D information from a single image which…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Yusheng Wang , Yonghoon Ji , Hiroshi Tsuchiya , Hajime Asama , Atsushi Yamashita

Underwater sonar imaging plays a crucial role in various applications, including autonomous navigation in murky water, marine archaeology, and environmental monitoring. However, the unique characteristics of sonar images, such as complex…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Shida Xu , Jingqi Jiang , Jonatan Scharff Willners , Sen Wang

Target identification of ship-radiated noise is a crucial area in underwater target recognition. However, there is currently a lack of multi-target ship datasets that accurately represent real-world underwater acoustic conditions. To…

音频与语音处理 · 电气工程与系统科学 2024-06-10 Xiaoyang Du , Feng Hong

Underwater Camouflaged Object Detection (UCOD) aims to identify objects that blend seamlessly into underwater environments. This task is critically important to marine ecology. However, it remains largely underexplored and accurate…

计算机视觉与模式识别 · 计算机科学 2025-09-08 Xinxin Huang , Han Sun , Ningzhong Liu , Huiyu Zhou , Yinan Yao

UAV-borne hyperspectral remote sensing has emerged as a promising approach for underwater target detection (UTD). However, its effectiveness is hindered by spectral distortions in nearshore environments, which compromise the accuracy of…

计算机视觉与模式识别 · 计算机科学 2025-02-21 Jiahao Qi , Chuanhong Zhou , Xingyue Liu , Chen Chen , Dehui Zhu , Kangcheng Bin , Ping Zhong

This study explores the application of self-supervised learning (SSL) for improved target recognition in synthetic aperture sonar (SAS) imagery. The unique challenges of underwater environments make traditional computer vision techniques,…

计算机视觉与模式识别 · 计算机科学 2023-07-31 BW Sheffield

Machine learning and neural networks are now ubiquitous in sonar perception, but it lags behind the computer vision field due to the lack of data and pre-trained models specifically for sonar images. In this paper we present the Marine…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Matias Valdenegro-Toro , Alan Preciado-Grijalva , Bilal Wehbe

Maritime environmental sensing requires overcoming challenges from complex conditions such as harsh weather, platform perturbations, large dynamic objects, and the requirement for long detection ranges. While cameras and LiDAR are commonly…

The recognition of underwater audio plays a significant role in identifying a vessel while it is in motion. Underwater target recognition tasks have a wide range of applications in areas such as marine environmental protection, detection of…

计算机视觉与模式识别 · 计算机科学 2024-06-12 Zeyu Li , Suncheng Xiang , Tong Yu , Jingsheng Gao , Jiacheng Ruan , Yanping Hu , Ting Liu , Yuzhuo Fu

Underwater target localization uses real-time sensory measurements to estimate the position of underwater objects of interest, providing critical feedback information for underwater robots. While acoustic sensing is the most acknowledged…

机器人学 · 计算机科学 2024-09-10 Mingyang Yang , Zeyu Sha , Feitian Zhang

Deep learning-based underwater object detection (UOD) remains a major challenge due to the degraded visibility and difficulty to obtain sufficient underwater object images captured from various perspectives for training. To address these…

计算机视觉与模式识别 · 计算机科学 2022-03-10 Xiuyuan Li , Fengchao Li , Jiangang Yu , Guowen An

Underwater object detection using sonar imagery has become a critical and rapidly evolving research domain within marine technology. However, sonar images are characterized by lower resolution and sparser features compared to optical…

计算机视觉与模式识别 · 计算机科学 2025-05-13 XiaoTong Gu , Shengyu Tang , Yiming Cao , Changdong Yu

Maritime environments often present hazardous situations due to factors such as moving ships or buoys, which become obstacles under the influence of waves. In such challenging conditions, the ability to detect and track potentially…

机器人学 · 计算机科学 2024-12-20 Jiwon Choi , Dongjin Cho , Gihyeon Lee , Hogyun Kim , Geonmo Yang , Joowan Kim , Younggun Cho

In robotics and computer vision communities, extensive studies have been widely conducted regarding surveillance tasks, including human detection, tracking, and motion recognition with a camera. Additionally, deep learning algorithms are…