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In this work, we investigate a Deep Learning (DL) approach to fish segmentation in a small dataset of noisy low-resolution images generated by a forward-looking multibeam echosounder (MBES). We build on recent advances in DL and…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Jesper Haahr Christensen , Lars Valdemar Mogensen , Ole Ravn

The design and analysis of communication systems typically rely on the development of mathematical models that describe the underlying communication channel, which dictates the relationship between the transmitted and the received signals.…

Machine Learning · Computer Science 2017-08-01 Nariman Farsad , Andrea Goldsmith

As human activities intensify, environmental systems such as aquatic ecosystems and water treatment systems face increasingly complex pressures, impacting ecological balance, public health, and sustainable development, making intelligent…

Machine Learning · Computer Science 2025-03-13 Lei Liu , Yuchao Lu , Ling An , Huajie Liang , Chichun Zhou , Zhenyu Zhang

Camera traps have transformed how ecologists study wildlife species distributions, activity patterns, and interspecific interactions. Although camera traps provide a cost-effective method for monitoring species, the time required for data…

Machine Learning · Computer Science 2022-02-07 Juliana Vélez , Paula J. Castiblanco-Camacho , Michael A. Tabak , Carl Chalmers , Paul Fergus , John Fieberg

In recent years, usage and applications of Autonomous Underwater Vehicles has grown rapidly. Interaction of divers with the AUVs remains an integral part of the usage of AUVs for various applications and makes building robust and efficient…

Computer Vision and Pattern Recognition · Computer Science 2024-08-31 Sudeep Mangalvedhekar , Shreyas Nahar , Sudarshan Maskare , Kaushal Mahajan , Anant Bagade

Smart metering of domestic water consumption to continuously monitor the usage of different appliances has been shown to have an impact on people's behavior towards water conservation. However, the installation of multiple sensors to…

Signal Processing · Electrical Eng. & Systems 2023-01-10 Pavlos Pavlou , Stelios Vrachimis , Demetrios G. Eliades , Marios M. Polycarpou

This study examines the effectiveness of spatio-temporal modeling and the integration of spatial attention mechanisms in deep learning models for underwater object detection. Specifically, in the first phase, the performance of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Sai Likhith Karri , Ansh Saxena

Marine vessel re-identification technology is an important component of intelligent shipping systems and an important part of the visual perception tasks required for marine surveillance. However, unlike the situation on land, the maritime…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Guangmiao Zeng , Wanneng Yu , Rongjie Wang , Anhui Lin

Illegal, unreported, and unregulated (IUU) fishing activities seriously affect various aspects of human life. However, traditional methods for detecting and monitoring IUU fishing activities at sea have limitations. Although synthetic…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Yanbing Bai , Siao Li , Rui-Yang Ju , Zihao Yang , Jinze Yu , Jen-Shiun Chiang

This paper is motivated by a simple question: Can we design and build battery-free devices capable of machine learning and inference in underwater environments? An affirmative answer to this question would have significant implications for…

Machine Learning · Computer Science 2022-02-17 Yuchen Zhao , Sayed Saad Afzal , Waleed Akbar , Osvy Rodriguez , Fan Mo , David Boyle , Fadel Adib , Hamed Haddadi

Object detection in natural scenes can be a challenging task. In many real-life situations, the visible spectrum is not suitable for traditional computer vision tasks. Moving outside the visible spectrum range, such as the thermal spectrum…

Computer Vision and Pattern Recognition · Computer Science 2021-02-08 Md Osman Gani , Somenath Kuiry , Alaka Das , Mita Nasipuri , Nibaran Das

Deep learning (DL) algorithms are the state of the art in automated classification of wildlife camera trap images. The challenge is that the ecologist cannot know in advance how many images per species they need to collect for model…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Saleh Shahinfar , Paul Meek , Greg Falzon

In this paper, we consider the use of deep neural networks in the context of Multiple-Input-Multiple-Output (MIMO) detection. We give a brief introduction to deep learning and propose a modern neural network architecture suitable for this…

Machine Learning · Statistics 2017-06-06 Neev Samuel , Tzvi Diskin , Ami Wiesel

The global expansion of maritime activities and the development of the Automatic Identification System (AIS) have driven the advances in maritime monitoring systems in the last decade. Monitoring vessel behavior is fundamental to safeguard…

Machine Learning · Computer Science 2020-04-09 Lucas May Petry , Amilcar Soares , Vania Bogorny , Bruno Brandoli , Stan Matwin

The rapid progress in machine learning models has significantly boosted the potential for real-world applications such as autonomous vehicles, disease diagnoses, and recognition of emergencies. The performance of many machine learning…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Sergei Voronin , Abubakar Siddique , Muhammad Iqbal

Methods for creating a system to automate the collection of swimming analytics on a pool-wide scale are considered in this paper. There has not been much work on swimmer tracking or the creation of a swimmer database for machine learning…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Timothy Woinoski , Alon Harell , Ivan V. Bajic

This paper presents a novel deep learning approach for analyzing massive underwater acoustic data by leveraging a model trained on a broad spectrum of non-underwater (aerial) sounds. Recognizing the challenge in labeling vast amounts of…

Sound · Computer Science 2024-02-22 Jeongsoo Park , Dong-Gyun Han , Hyoung Sul La , Sangmin Lee , Yoonchang Han , Eun-Jin Yang

Bionic underwater robots have demonstrated their superiority in many applications. Yet, training their intelligence for a variety of tasks that mimic the behavior of underwater creatures poses a number of challenges in practice, mainly due…

Robotics · Computer Science 2022-06-06 Wenji Liu , Kai Bai , Xuming He , Shuran Song , Changxi Zheng , Xiaopei Liu

Light Detection and Ranging (LiDAR) are fast emerging sensors in the field of Earth Observation. It is a remote sensing technology that utilizes laser beams to measure distances and create detailed three-dimensional representations of…

Signal Processing · Electrical Eng. & Systems 2025-04-15 Saad Ahmed Jamal

In this study, we enhance underwater target detection by integrating channel and spatial attention into YOLOv8's backbone, applying Pointwise Convolution in FasterNeXt for the FasterPW model, and leveraging Weighted Concat in a…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Xing Jiang , Xiting Zhuang , Jisheng Chen , Jian Zhang