Results 21 to 30 of about 863,442 (290)

Novasar-S and maritime surveillance

open access: yes2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS, 2013
The paper shows a new algorithm for ship-detection from Synthetic Aperture Radar (SAR) images. The algorithm consists of three main stages: pre-processing, detection and discrimination. In the pre-processing a land mask is obtained considering the different statistics between the sea and the land's backscattered field; the detection stage isolates the ...
Pasquale Iervolino   +2 more
openaire   +3 more sources

A Comparative Study of Autonomous Object Detection Algorithms in the Maritime Environment Using a UAV Platform

open access: yesComputation, 2022
Maritime operations rely heavily on surveillance and require reliable and timely data that can inform decisions and planning. Critical information in such cases includes the exact location of objects in the water, such as vessels, persons, and others ...
Emmanuel Vasilopoulos   +5 more
doaj   +1 more source

Alternative Maritime Satellite Solutions for Enhanced GMDSS Network [PDF]

open access: yesTransNav, 2022
In this paper are introduced alternative architectures for the novel development of the enhanced Global Maritime Distress and Safety System (GMDSS) satellite communication network and equipment within the Gostationary Erath Orbits (GEO and Non-GEO ...
Stojce Dimov Ilcev
doaj   +1 more source

SAR and AIS Fusion for Maritime Surveillance

open access: yes2018 IEEE 4th International Forum on Research and Technology for Society and Industry (RTSI), 2018
This paper presents a novel approach to fuse Synthetic Aperture Radar (SAR) images and Automatic Identification System (AIS) data for maritime surveillance. The procedure consists of four steps. First, ship detection is performed in the SAR image using a Constant False Alarm Rate (CFAR) algorithm; then feature extraction (ship position, heading and ...
Lotfi Achiri   +2 more
openaire   +3 more sources

The Irish Maritime Transport Economist Volume 1 [PDF]

open access: yes, 2004
The Irish Maritime Transport Economist (IMTE) aims to provide Irish companies involved in International trade with a single journal that provides and collates relevant statistical economic, trade, traffic and shipping market information. The focus of the
Irish Maritime Development Office
core   +1 more source

La surveillance maritime en Méditerranée

open access: yesNetcom, 2010
The Mediterranean Sea is one of the most strategic maritime basins. In such a sensitive, unequal and geopolitically unstable region, it is necessary for the Mediterranean states to develop their maritime surveillance.
Mélanie Fournier
doaj   +1 more source

Robust Visual Ship Tracking with an Ensemble Framework via Multi-View Learning and Wavelet Filter

open access: yesSensors, 2020
Maritime surveillance videos provide crucial on-spot kinematic traffic information (traffic volume, ship speeds, headings, etc.) for varied traffic participants (maritime regulation departments, ship crew, ship owners, etc.) which greatly benefits ...
Xinqiang Chen   +6 more
doaj   +1 more source

Unmanned air vehicle path planning for maritime surveillance using Cluster-base method

open access: yesAviation, 2021
This paper discusses a method to determine the operation route for unmanned aerial vehicles for maritime surveillance. It is well known that there are several methods to make an aircraft path planning for ground related missions.
Prasetyo Ardi Probo Suseno   +1 more
doaj   +1 more source

Model-Driven Simulation of a Maritime Surveillance System [PDF]

open access: yes, 2008
This paper reports an industrial experiment made at Thales to use Model Driven Architecture (MDA) for system engineering. System engineering processes are currently mainly document-centric. The main experiment goal was to study the applicability of MDA at the system engineering level.
Monperrus, Martin   +5 more
openaire   +3 more sources

A Quasi-Intelligent Maritime Route Extraction from AIS Data

open access: yesSensors, 2022
The rapid development and adoption of automatic identification systems as surveillance tools have resulted in the widespread application of data analysis technology in maritime surveillance and route planning.
Shem Otoi Onyango   +3 more
doaj   +1 more source

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