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Related papers: CLEAR: A Knowledge-Centric Vessel Trajectory Analy…

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Autonomous navigation in ice-covered waters poses significant challenges due to the frequent lack of viable collision-free trajectories. When complete obstacle avoidance is infeasible, it becomes imperative for the navigation strategy to…

Robotics · Computer Science 2024-09-19 Ninghan Zhong , Alessandro Potenza , Stephen L. Smith

Ensuring maritime safety and optimizing traffic management in increasingly crowded and complex waterways require effective waterway monitoring. However, current methods struggle with challenges arising from multimodal data, such as…

Artificial Intelligence · Computer Science 2025-04-15 Yuxu Lu , Kaisen Yang , Dong Yang , Haifeng Ding , Jinxian Weng , Ryan Wen Liu

Automatic Identification System (AIS) messages are useful for tracking vessel activity across oceans worldwide using radio links and satellite transceivers. Such data plays a significant role in tracking vessel activity and mapping mobility…

Machine Learning · Computer Science 2022-08-23 Martha Dais Ferreira , Gabriel Spadon , Amilcar Soares , Stan Matwin

Publicly available vessel trajectory data is emitted continuously from the global AIS system. Continuous trajectory similarity search on this data has applications in, e.g., maritime navigation and safety. Existing proposals typically…

Databases · Computer Science 2025-11-04 Tiantian Liu , Hengyu Liu , Tianyi Li , Kristian Torp , Christian S. Jensen

Accurate vessel trajectory prediction is essential for enhancing situational awareness and preventing collisions. Still, existing data-driven models are constrained mainly to single-vessel forecasting, overlooking vessel interactions,…

Robotics · Computer Science 2025-09-03 Md Mahbub Alam , Jose F. Rodrigues-Jr , Gabriel Spadon

In today's data-driven world, the ability to extract meaningful information from data is becoming essential for businesses, organizations and researchers alike. For that purpose, a wide range of tools and systems exist addressing…

Machine Learning · Computer Science 2026-03-24 Gerard Pons , Besim Bilalli , Anna Queralt

A methodology based on deep recurrent models for maritime surveillance, over publicly available Automatic Identification System (AIS) data, is presented in this paper. The setup employs a deep Recurrent Neural Network (RNN)-based model, for…

Machine Learning · Computer Science 2024-06-17 Constantine Maganaris , Eftychios Protopapadakis , Nikolaos Doulamis

The 2018 Grand Challenge targets the problem of accurate predictions on data streams produced by automatic identification system (AIS) equipment, describing naval traffic. This paper reports the technical details of a custom solution, which…

Artificial Intelligence · Computer Science 2018-10-02 Ciprian Amariei , Paul Diac , Emanuel Onica , Valentin Roşca

This paper addresses the challenge of boosting the precision of multi-path long-term vessel trajectory forecasting on engineered sequences of Automatic Identification System (AIS) data using feature fusion for problem shifting. We have…

Machine Learning · Computer Science 2024-09-06 Gabriel Spadon , Jay Kumar , Derek Eden , Josh van Berkel , Tom Foster , Amilcar Soares , Ronan Fablet , Stan Matwin , Ronald Pelot

Ship detection in remote sensing imagery is a critical task with wide-ranging applications, such as maritime activity monitoring, shipping logistics, and environmental studies. However, existing methods often struggle to capture…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Jiahao Li , Jiancheng Pan , Yuze Sun , Xiaomeng Huang

Physics-related and model-based vessel trajectory prediction is highly accurate but requires specific knowledge of the vessel under consideration which is not always practical. Machine learning-based trajectory prediction models do not…

Machine Learning · Computer Science 2024-06-06 Kathrin Donandt , Karim Böttger , Dirk Söffker

The ability to navigate robots with natural language instructions in an unknown environment is a crucial step for achieving embodied artificial intelligence (AI). With the improving performance of deep neural models proposed in the field of…

Robotics · Computer Science 2023-10-11 Guanqi Chen , Lei Yang , Guanhua Chen , Jia Pan

In this work, we propose CLass-Enhanced Attentive Response (CLEAR): an approach to visualize and understand the decisions made by deep neural networks (DNNs) given a specific input. CLEAR facilitates the visualization of attentive regions…

Computer Vision and Pattern Recognition · Computer Science 2017-05-22 Devinder Kumar , Alexander Wong , Graham W. Taylor

The CLEARS (Computational Linguistics Education and Research for Semantics) tool provides a graphical interface allowing interactive construction of semantic representations in a variety of different formalisms, and using several…

cmp-lg · Computer Science 2008-02-03 David Milward , Karsten Konrad , Holger Maier , Manfred Pinkal

AIS data from ships is excellent for analyzing single-ship movements and monitoring all ships within a specific area. However, the AIS data needs to be cleaned, processed, and stored before being usable. This paper presents a system…

Databases · Computer Science 2026-01-21 Alex S. Klitgaard , Lau E. Josefsen , Mikael V. Mikkelsen , Kristian Torp

In an era of AI-generated misinformation flooding the web, existing tools struggle to empower users with nuanced, transparent assessments of content credibility. They often default to binary (true/false) classifications without contextual…

Information Retrieval · Computer Science 2026-04-03 Joydeep Chandra , Aleksandr Algazinov , Satyam Kumar Navneet , Rim El Filali , Matt Laing , Andrew Hanna , Yong Zhang

This paper presents an automated driving system (ADS) data acquisition and processing platform for vehicle trajectory extraction, reconstruction, and evaluation based on connected automated vehicle (CAV) cooperative perception. This…

Robotics · Computer Science 2022-11-28 Xin Xia , Zonglin Meng , Xu Han , Hanzhao Li , Takahiro Tsukiji , Runsheng Xu , Zhaoliang Zhang , Jiaqi Ma

Recent deep learning methods for vessel trajectory prediction are able to learn complex maritime patterns from historical Automatic Identification System (AIS) data and accurately predict sequences of future vessel positions with a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Samuele Capobianco , Nicola Forti , Leonardo M. Millefiori , Paolo Braca , Peter Willett

Maritime intelligent transportation systems (MITS) are essential for ensuring navigation safety and efficiency in busy waterways. However, accurate vessel trajectory prediction remains challenging due to the limitations of single-source…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Yuxu Lu , Dong Yang , Xiaoyu Li , Mengwei Bao , Congcong Zhao

Automated driving is one of the most active research areas in computer science. Deep learning methods have made remarkable breakthroughs in machine learning in general and in automated driving (AD)in particular. However, there are still…

Robotics · Computer Science 2022-10-18 Juergen Luettin , Sebastian Monka , Cory Henson , Lavdim Halilaj