Results 81 to 90 of about 787,118 (191)

Collision probability reduction method for tracking control in automatic docking / berthing using reinforcement learning [PDF]

Automation of berthing maneuvers in shipping is a pressing issue as the berthing maneuver is one of the most stressful tasks seafarers undertake. Berthing control problems are often tackled via tracking a predefined trajectory or path.
Wakita, Kouki, Rachman, Dimas M., Akimoto, Youhei, Naoya, Umeda, Miyauchi, Yoshiki, Maki, Atsuo   +5 more
core   +3 more sources

Research on the Unmanned Surface Vehicle Kinetics Model for Automatic Berthing

, 2020
The research about the kinetics model for planning and control modules in the robotic system is very important. This paper describes the research about the Unmanned Surface Vehicle (USV) kinetics model based on the classical linear model and modified ...
He YQ(何玉庆), Zhang, MW(张梦巍), Xiong JF(熊俊峰)   +2 more
core  

Improved Directional Mutation Moth–Flame Optimization Algorithm via Gene Modification for Automatic Reverse Parking Trajectory Optimization

Algorithms
Automatic reverse parking (ARP) faces challenges in finding ideal reference trajectories that avoid collisions, maintain smoothness, and minimize path length.
Yan Chen, Yi Chen, Yang Guo, Longda Wang, Gang Liu   +4 more
doaj   +1 more source

Automatic collision avoidance: towards the 21st century

, 1995
The importance of collision avoidance at sea is emphasised to cover four main aspects. A brief review of the research that has been carried out on automatic collision avoidance systems follows.
Wilson, P.A., Zhao, J., Price, W.G.
core   +1 more source

Spatio-Temporal Characteristics of Ship Carbon Emissions in Port of New York and New Jersey Based on AIS Data

Journal of Marine Science and Engineering
Shipping is a major source of carbon emissions and faces an urgent need for decarbonization. Research on vessel carbon emissions not only characterizes regional emission patterns but also provides critical evidence for targeted mitigation policies and ...
Weixiong Lin, Nini Wang, Jianchuan Yin
doaj   +1 more source

Quantitative analysis of the impact of COVID-19 on ship visiting behaviors to ports- A framework and a case study. [PDF]

Ocean Coast Manag, 2022
Wang X, Liu Z, Yan R, Wang H, Zhang M.
europepmc   +1 more source

Formulating Cybersecurity Requirements for Autonomous Ships Using the SQUARE Methodology. [PDF]

Sensors (Basel), 2023
Yoo J, Jo Y.
europepmc   +1 more source

Path planning for auto docking of underactuated ships based on Bezier curve and hybrid A* search algorithm

Zhongguo Jianchuan Yanjiu
ObjectiveThis paper develops a multi-stage path planning algorithm for the auto docking operation of an underactuated surface vehicle (USV). As one of the most difficult tasks, docking requires advanced maneuvering skills.
Zhihuan HU, Ziheng YANG, Weidong ZHANG
doaj   +1 more source

Unsupervised Port Berth Identification from Automatic Identification System Data

CoRR
Port berthing sites are regions of high interest for monitoring and optimizing port operations. Data sourced from the Automatic Identification System (AIS) can be superimposed on berths enabling their real-time monitoring and revealing long-term utilization patterns.
Andreas Hadjipieris, Neofytos Dimitriou, Ognjen Arandjelovic   +2 more
openaire   +3 more sources

A goal-programming based optimal port docking scheme under COVID-19. [PDF]

Ocean Coast Manag, 2022
Muren, Meng W, Li G, Hua L.
europepmc   +1 more source