Results 61 to 70 of about 268,276 (240)

Historic and Current Use of Lower Cook Inlet, Alaska, by Belugas, Delphinapterus leucas [PDF]

open access: yes, 2000
Dedicated at-sea surveys for marine birds and mammals conducted in lower Cook Inlet in late July and early August from 1995–99 failed to locate any belugas, Delphinapterus leucas.
Piatt, John F., Speckman, Suzann G.
core  

Vessel Trajectory Prediction at Inner Harbor Based on Deep Learning Using AIS Data

open access: yesJournal of Marine Science and Engineering
This study aims to improve vessel trajectory prediction in the inner harbor of Busan Port using Automatic Identification System (AIS) data and deep-learning techniques.
Gil-Ho Shin, Hyun Yang
doaj   +1 more source

Automatic Watercraft Recognition and Identification on Water Areas Covered by Video Monitoring as Extension for Sea and River Traffic Supervision Systems

open access: yesPolish Maritime Research, 2018
The article presents the watercraft recognition and identification system as an extension for the presently used visual water area monitoring systems, such as VTS (Vessel Traffic Service) or RIS (River Information Service).
Wawrzyniak Natalia, Stateczny Andrzej
doaj   +1 more source

A Novel Through Capacity Model for One-way Channel Based on Characteristics of the Vessel Traffic Flow [PDF]

open access: yesTransNav, 2017
Vessel traffic flow is a key parameter for channel-through capacity and is of great significance to vessel traffic management, channel and port design and navigational risk evaluation. Based on the study of parameters of characteristics of vessel traffic
Yuanyuan Nie   +3 more
doaj   +1 more source

Location Optimization of VTS Radar Stations Considering Environmental Occlusion and Radar Attenuation

open access: yesISPRS International Journal of Geo-Information, 2022
Waterway traffic monitoring is an important content in waterway traffic management. Taking into account that the number of monitored water areas is growing and that waterway traffic management capabilities are insufficient in the current situation in ...
Chuan Huang, Jing Lu, Li-Qian Sun
doaj   +1 more source

A capacity study for vessel traffic using automatic identification system data [PDF]

open access: yes, 2018
In this study, we created a simulation model to assess the overall impact of implementing a one-way traffic policy due to construction works. The inputs of the simulation model are found by performing statistical analysis on data from the Automatic ...
De Cock, Kurt   +4 more
core   +1 more source

Level of Service Evaluation Method for Waterway Intersections

open access: yesJournal of Marine Science and Engineering
Waterway intersections pose significant risks for vessel navigation due to the complexities of operational conditions in these areas. The lack of clear collision avoidance rules, combined with ineffective communication, exacerbates these dangers.
Yihua Liu   +4 more
doaj   +1 more source

Context-Aware Information Provisioning for Vessel Traffic Service Using Rule-Based and Deep Learning Techniques

open access: yesInternational Journal of Fuzzy Logic and Intelligent Systems, 2018
Vessel traffic service operators (VTSOs) are primarily responsible for vessel navigation safety. However, in a few cases, it is difficult for them to focus on vessel monitoring because of the additional tasks they must perform.
Kwang-Il Kim, Keon-Myung Lee
semanticscholar   +1 more source

Simulation-Based Risk Analysis of Maritime Transit Traffic in the Strait of Istanbul [PDF]

open access: yesTransNav, 2009
In this manuscript, development and preliminary results of a simulation based risk modeling study for the Strait of Istanbul is presented. The goal of this research is to analyze the risks involved in the transit vessel traffic in the Strait of Istanbul.
Birnur Ozbas   +3 more
doaj  

Generation of navigation database using AIS data for remote situational awareness of coastal vessels

open access: yesApplied Ocean Research
Automatic identification system (AIS) data obtained from vessel traffic service (VTS) centers can be used for maritime traffic analysis and management as they include various useful information pertaining to each vessel navigated in the control area of ...
Chaewon Kim   +4 more
doaj   +1 more source

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