Results 11 to 20 of about 1,556,390 (298)

A survey on terrain based navigation for AUVs [PDF]

open access: yes, 2010
Terrain Based Navigation (TBN) is a method rootedto the early cruise missile navigation systems, when GPS wasnot yet available. For decades, TBN has been applied as acomplementary system to INS navigation for Unmanned AerialVehicles (UAV).
Petillot, Yvan   +3 more
core   +2 more sources

A Simultaneously Calibration Approach for Installation and Attitude Errors of an INS/GPS/LDS Target Tracker

open access: yesSensors, 2015
To obtain the absolute position of a target is one of the basic topics for non-cooperated target tracking problems. In this paper, we present a simultaneously calibration method for an Inertial navigation system (INS)/Global position system (GPS)/Laser ...
Jianhua Cheng   +3 more
doaj   +1 more source

High Wind Speed Inversion Model of CYGNSS Sea Surface Data Based on Machine Learning

open access: yesRemote Sensing, 2021
In response to the deficiency of the detection capability of traditional remote sensing means (scatterometer, microwave radiometer, etc.) for high wind speed above 25 m/s, this paper proposes a GNSS-R technique combined with a machine learning method to ...
Yun Zhang   +5 more
doaj   +1 more source

Comparison of the Applied of Car Navigation System and Developed Marine Navigational System [PDF]

open access: yesTransNav, 2014
A watch officer in sailing a ship uses many kinds of navigational information to prevent marine disasters. Especially in coastal sea area such as narrow bay or port, many ships crowds and marine disasters tend to occur more often.
Shigeaki Shiotani, Xinzhu Liu
doaj   +1 more source

Maritime Infrared Image Super-Resolution Using Cascaded Residual Network and Novel Evaluation Metric

open access: yesIEEE Access, 2022
Infrared (IR) cameras have been important surveillance sensors for autonomous surface vessels; however, their detection ranges are limited by low resolution.
Zongjiang Gao, Jinhai Chen
doaj   +1 more source

Proposal of Optimal Operation in Ship Rolling Motion Considering Sea State Conditions

open access: yesJournal of Marine Science and Engineering, 2022
Most of the research on ship rolling motion concerns a specific type of ship, such as containerships, or analyzes sailing during certain wave characteristics, rather than the full spectrum of waves that can be encountered during the entire sea route.
José M. Pérez-Canosa   +3 more
doaj   +1 more source

A Stereolithographic Model-Based Dense Body Plan Generation Method to Construct a Ship Hydrodynamic Coefficients Database

open access: yesJournal of Marine Science and Engineering, 2020
A ship’s body plan is a vital data resource of ship hydrodynamics analysis, especially for time-domain simulations. Motivated by 3D printing technology, a novel dense body plan generation method is developed in this study.
Qianfeng Jing, Helong Shen, Yong Yin
doaj   +1 more source

Hyperspectral Sea Ice Image Classification Based on the Spectral-Spatial-Joint Feature with Deep Learning

open access: yesRemote Sensing, 2019
Sea ice is one of the causes of marine disasters. The classification of sea ice images is an important part of sea ice detection. The labeled samples in hyperspectral sea ice image classification are difficult to acquire, which causes minor sample ...
Yanling Han   +4 more
doaj   +1 more source

A New Theoretical Dynamic Analysis of Ship Rolling Motion Considering Navigational Parameters, Loading Conditions and Sea State Conditions

open access: yesJournal of Marine Science and Engineering, 2022
Despite the IMO’s efforts and the large quantity of research carried out over the years concerning the sudden loss of stability in fishing vessels, and even the damage done to merchant fleets due to cargo shifting, accidents with very relevant ...
José M. Pérez-Canosa   +3 more
doaj   +1 more source

Marine RTDI Measure Interim Report 2000-2002 [PDF]

open access: yes, 2002
The Marine RTDI Measure Programme, developed by the Marine Institute for and on behalf of the Department of Communications, Marine & Natural Resources, is fully consistent with government strategy on marine resource development and builds on and develops
Marine Institute
core   +1 more source

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