Results 21 to 30 of about 1,436,804 (281)

An Automatic Collision Avoidance Algorithm for Multiple Marine Surface Vehicles [PDF]

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2019
Abstract In recent years, unmanned surface vehicles have been widely used in various applications from military to civil domains. Seaports are crowded and ship accidents have increased. Thus, collision accidents occur frequently mainly due to human errors even though international regulations for preventing collisions at seas (COLREGs ...
Ramdane Hedjar, Messaoud Bounkhel
openaire   +3 more sources

Navigation Situation Clustering Model of Human-Operated Ships for Maritime Autonomous Surface Ship Collision Avoidance Tests

open access: yesJournal of Marine Science and Engineering, 2021
The collision avoidance system is one of the core systems of MASS (Maritime Autonomous Surface Ships). The collision avoidance system was validated using scenario-based experiments. However, the scenarios for the validation were designed based on COLREG (
Taewoong Hwang, Ik-Hyun Youn
doaj   +1 more source

Automatic collision avoidance system with many targets, including maneuvering ones

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2019
The article considers the issues of automatic collision avoidance with many targets, including maneuvering ones, which is especially important when navigating a vessel in narrownesses.
С. Зинченко   +5 more
doaj   +1 more source

A Collision Avoidance Method for Intelligent Ship Based on the Improved Bacterial Foraging Optimization Algorithm

open access: yesJournal of Robotics, 2021
The bacterial foraging optimization algorithm (BFOA) is an intelligent population optimization algorithm widely used in collision avoidance problems; however, the BFOA is inappropriate for the intelligent ship collision avoidance planning with high ...
Xingzhong Wang   +3 more
doaj   +1 more source

COLREGs-Compliant Multi-Ship Collision Avoidance Based on Multi-Agent Reinforcement Learning Technique

open access: yesJournal of Marine Science and Engineering, 2022
The congestion of waterways can easily lead to traffic hazards. Moreover, according to the data, the majority of sea collisions are caused by human error and the failure to comply with the Convention on the International Regulation for the preventing ...
Guan Wei, Wang Kuo
doaj   +1 more source

Visual cueing for collision avoidance system [PDF]

open access: yes, 2012
The modern Traffic Alert and Collision Avoidance System (TCAS) used in airlines today is the TCAS II. It provides pilots with both Traffic Advisory (TA) and Resolution Advisory (RA) which in turn reduces the incidence of mid-air collisions.
Li, Huiying
core   +4 more sources

‘Requirements for an Automatic Collision Avoidance System’ [PDF]

open access: yesJournal of Navigation, 1997
I am disturbed by Perkins and Redfern's paper in the May 1996 Journal.The COLREGS have been developed over many years of tinkering and tuning. They are not designed only for educated European masters driving big merchant ships. The users; fishermen, yachtsmen, oarsmen, tugmasters, Rhine bargemasters, and Yangtse junkmen, etc, are from all educational ...
openaire   +1 more source

An Automatic Collision Avoidance Strategy for Unmanned Surface Vehicles [PDF]

open access: yes, 2010
Unmanned marine vehicles are useful tools for various hydrographical tasks especially when operating for extended periods and in hazardous environments. The autonomy of these vehicles depends on the design of robust navigation, guidance and control systems.
Naeem, Wasif, Irwin, George W.
openaire   +3 more sources

Deep Learning in Unmanned Surface Vehicles Collision-Avoidance Pattern Based on AIS Big Data with Double GRU-RNN

open access: yesJournal of Marine Science and Engineering, 2020
There is a collection of a large amount of automatic identification system (AIS) data that contains ship encounter information, but mining the collision avoidance knowledge from AIS big data and carrying out effective machine learning is a difficult ...
Jia-hui Shi, Zheng-jiang Liu
doaj   +1 more source

A review of essential technologies for collision avoidance assistance systems

open access: yesAdvances in Mechanical Engineering, 2017
Compared with automatic collision avoidance systems, collision avoidance assistance systems have attracted more research interest because they help avoid collisions in near-accident situations.
Zhiguo Zhao   +4 more
doaj   +1 more source

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