Results 11 to 20 of about 3,111 (191)

Reconstructing Damaged Data in AIS and Other Telecommunications Systems: A Survey

open access: yesScientific Journal of Gdynia Maritime University, 2023
AIS (Automatic Identification System) is a telecommunication system created to enable ships to transmit information regarding their trajectories (such as their position, speed, course, etc.) to other ships and shore stations.
Marta Szarmach, Ireneusz Czarnowski
doaj   +1 more source

Satellite-based AIS and its Comparison with LRIT [PDF]

open access: yesTransNav, 2014
The satellite-based Automatic Identification System (AIS) system has continuously been developed by the shipping industry in recent years. This paper introduces the satellite-based AIS including the concept, the system structure, the development and its ...
Yuli Chen
doaj   +1 more source

Compact patch antenna for Automatic Identification System (AIS) [PDF]

open access: yes2012 15 International Symposium on Antenna Technology and Applied Electromagnetics, 2012
This paper presents a radiating element developed for the space AIS application. This element is a compact sized and reduced mass microstrip patch antenna integrating frequency resonant adjustment devices. Theoretical and experimental results with good agreement are presented.
Thierry Dousset   +4 more
openaire   +1 more source

Comaparative Study of the Accuracy of AIS and ARPA Indications. Part 2. Accuracy of the Opposite Vessel True Course and True Speed Indication [PDF]

open access: yesTransNav, 2018
The article presents analysis of the automatic radar plotting aid (ARPA) and automatic identification system (AIS) indications reliability performed on the base of the results of measurements conducted on merchant vessels at sea. In the first part of the
Ryszard Wawruch
doaj   +1 more source

Behavioral Model Anomaly Detection in Automatic Identification Systems (AIS)

open access: yes2020 10th Annual Computing and Communication Workshop and Conference (CCWC), 2020
Over 90% of all goods in the world, at some point in their life, are carried on a vessel at sea. Currently, the maritime industry relies on the Automatic Identification System (AIS) for collision avoidance, vessel tracking, and vessel awareness while operating at sea. AIS is a plaintext, unencrypted, unauthenticated protocol and, as such, is vulnerable
Jacob Coleman   +2 more
openaire   +2 more sources

AUGMENTING THE PHILIPPINES’ DOST-ASTI’S POTENTIAL FLOOD EXTENTS MAPPING SERVICE WITH S-BAND NOVASAR-1 IMAGES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The Philippines’ Advanced Science and Technology Institute under the Department of Science and Technology (DOST-ASTI) has developed an AI-based and near real-time flood extent mapping service that utilizes C-Band Sentinel-1 SAR images.
J. B. L. C. Dumalag   +13 more
doaj   +1 more source

Intent Arabic text categorisation based on different machine learning and term frequency

open access: yesIET Networks, EarlyView., 2022
Abstract The complexity of Internet network configurations has made managing networks a complicated undertaking. Intent‐Based Networking (IBN) is a potential solution to this issue. In contrast to conventional networks, where a concrete description of the settings typically conveys a network administrator's goal kept on each device, an administrator's ...
Mohammad Fadhil Mahdi   +1 more
wiley   +1 more source

Le système d’identification automatique (AIS)

open access: yesNetcom, 2015
The Automatic Identification System (AIS) is an automatic tracking system used on as a tool to increase navigation safety and efficiency as well as vessel traffic management. It enhances maritime safety and security.
Arnaud Serry, Laurent Lévêque
doaj   +1 more source

Protected AIS: A Demonstration of Capability Scheme to Provide Authentication and Message Integrity [PDF]

open access: yesTransNav, 2020
The Automatic Identification System (AIS) provides situational awareness for vessels at sea. AIS has a number of known security vulnerabilities that can lead to a several types of attacks on AIS, including the ability to create ghost vessels, false ...
Gary C. Kessler
doaj   +1 more source

A TDV attention-based BiGRU network for AIS-based vessel trajectory prediction

open access: yesiScience, 2023
Summary: Automatic identification system (AIS) is a vessel-based system for the automatic broadcast and reception of vessel information, and it also supports data for trajectory prediction.
Jin Chen   +4 more
doaj   +1 more source

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