Results 21 to 30 of about 2,001 (213)

Supervised Reinforcement Learning for ULV Path Planning in Complex Warehouse Environment

open access: yesWireless Communications and Mobile Computing, Volume 2022, Issue 1, 2022., 2022
The rapid development of the logistics industry leads to an urgent need for intelligent equipment to improve warehouse transportation efficiency. Recent advances in unmanned logistics vehicles (ULVs) make them particularly important in smart warehouses.
Shoulin Li, Weiya Guo, Lei Liu
wiley   +1 more source

[Retracted] Step‐by‐Step Multi‐Ship Collision Avoidance Navigation Path Planning Based on Particle Swarm Optimization

open access: yesJournal of Control Science and Engineering, Volume 2022, Issue 1, 2022., 2022
In order to solve the problem that it is difficult to combine path planning with navigation rules in the process of multi‐ship collision avoidance in wide waters, a step‐by‐step multi‐ship collision avoidance path planning algorithm is proposed in this paper.
Canglong Zhao, Jackrit Suthakorn
wiley   +1 more source

Vessel Multi-Parametric Collision Avoidance Decision Model: Fuzzy Approach

open access: yesJournal of Marine Science and Engineering, 2021
The application of fuzzy logic is an effective approach to a variety of circumstances, including solutions to maritime anti-collision problems. The article presents an upgrade of the radar navigation system, in particular, its collision avoidance ...
Tanja Brcko   +3 more
doaj   +1 more source

Model Predictive Control‐Based Collision Avoidance for Autonomous Surface Vehicles in Congested Inland Waters

open access: yesMathematical Problems in Engineering, Volume 2022, Issue 1, 2022., 2022
Compared with open waters, congested inland waters have narrow waterways, many river‐crossing bridges, a high density of navigation, and high current velocity in some sections. In this study, an improved collision avoidance algorithm based on model predictive control (MPC) is proposed to solve the problem of collision avoidance for autonomous surface ...
Wei Yuan, Pengcheng Gao, Yuan Yang
wiley   +1 more source

Improved Vessel Trajectory Prediction Model Based on Stacked‐BiGRUs

open access: yesSecurity and Communication Networks, Volume 2022, Issue 1, 2022., 2022
An intelligent maritime navigation system is expected to play an important role in the realm of Internet of Vessels (IoV). As a key technology in navigation systems, vessel trajectory prediction technology is critical to the IoV. Automatic identification system (AIS), an automated tracking system, is used extensively for vessel trajectory prediction ...
Yang Xu   +8 more
wiley   +1 more source

[Retracted] Animation Design of Multisensor Data Fusion Based on Optimized AVOD Algorithm

open access: yesJournal of Sensors, Volume 2022, Issue 1, 2022., 2022
With the development of artificial intelligence, Internet of things, machine learning, and many other technologies, animation design task based on algorithm theory has become a research hotspot in the field. In recent years, perception technology has gradually become the key technology of animation design, and it is also the key research content in the
Li Ding   +3 more
wiley   +1 more source

Defining Maritime 4.0: Reconciling principles, elements and characteristics to support maritime vessel digitalisation

open access: yesIET Collaborative Intelligent Manufacturing, Volume 3, Issue 1, Page 23-36, March 2021., 2021
Abstract As complex systems, maritime vessels generate and require the utilization of large amounts of data for maximum efficiency. Designing, developing, and deploying these systems in a digital world requires rethinking how people interact and utilize technology throughout all areas of the industry.
Brendan P. Sullivan   +6 more
wiley   +1 more source

Does ratification matter and do major conventions improve safety and decrease pollution in shipping? [PDF]

open access: yes, 2009
We develop a method which measures the effect of the major international conventions in the area of safety, pollution, search and rescue and work related measures.
Franses, Ph.H.B.F. (Philip Hans)   +1 more
core   +5 more sources

A Comparison of Intelligent Models for Collision Avoidance Path Planning on Environmentally Propelled Unmanned Surface Vehicles

open access: yesJournal of Marine Science and Engineering, 2023
Unmanned surface vehicles (USVs) are increasingly used for ocean missions and services aimed for safer, more efficient, and sustainable routine operations. Path planning is a key component of autonomy addressed to obstacle detection and avoidance.
Carlos Barrera   +4 more
doaj   +1 more source

VORRT-COLREGs: A Hybrid Velocity Obstacles and RRT Based COLREGs-Compliant Path Planner for Autonomous Surface Vessels [PDF]

open access: yesOCEANS 2021: San Diego – Porto, 2021
This paper presents VORRT-COLREGs, a hybrid technique that combines velocity obstacles (VO) and rapidly-exploring random trees (RRT) to generate safe trajectories for autonomous surface vessels (ASVs) while following nautical rules of the road. RRT generates a set of way points and the velocity obstacles method ensures safe travel between way points ...
Dubey, Rahul, Louis, Sushil J
openaire   +2 more sources

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