Results 21 to 30 of about 47,262 (306)

On the Course of Study of Navigation

open access: yesThe Journal of the Nautical Society of Japan, 1951
Y. Horiki
openaire   +3 more sources

Path planning method for unmanned surface vehicle with controllable distance from obstacles

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesIn order to solve the problems of safety and smoothness in the path planning of an unmanned surface vehicle (USV), a path planning method with a controllable distance from obstacles is proposed.MethodsFirst, the raster environment information ...
Bing YANG   +4 more
doaj   +1 more source

A low-cost IMU/GPS position accuracy experimental study using extended kalman filter data fusion in real environments [PDF]

open access: yesE3S Web of Conferences, 2021
In a three-dimensional environment, the navigation of a vehicle in airspace, terrestrial space, or maritime space presents complex aspects concerning the determination of its position, its orientation, and the stability of the processing of the ...
El Fatimi Aziz   +2 more
doaj   +1 more source

It’s a long way to Monte-Carlo: probabilistic display in GPS navigation [PDF]

open access: yes, 2006
We present a mobile, GPS-based multimodal navigation system, equipped with inertial control that allows users to explore and navigate through an augmented physical space, incorporating and displaying the uncertainty resulting from inaccurate sensing and ...
Strachan, S.   +5 more
core   +1 more source

Examining Usability, Navigation, and Multimedia Learning Principles in an Intentionally Designed Asynchronous Online College Course: A Usability Study [PDF]

open access: yes, 2021
This qualitative study examines an asynchronous online course from a private university utilizing a template model for all online courses to provide students with consistent navigation and course structure throughout their degree program.
Surrency, Monica J
core   +1 more source

Maneuver Decision-Making Method for Ship Collision Avoidance in Chengshantou Traffic Separation Scheme Waters

open access: yesApplied Sciences, 2023
A maneuvering decision-making model based on time series rolling and feedback compensation methods is proposed to solve the problem of high traffic risk in Chengshantou traffic separation scheme (TSS) waters.
Yixiong He   +4 more
doaj   +1 more source

Robust Dry Bulk Fleet Route Optimization Under Navigation Risk Consideration

open access: yesIEEE Access, 2021
Dry bulk shipping plays an essential role in international bulk commodity transportation. The dry bulk shipping company that operates a fleet has to design an efficient and safe route for each vessel to complete the transportation task and reduce the ...
Jun Gao, Jie Wang
doaj   +1 more source

Approximation Models of Orthodromic Navigation [PDF]

open access: yesTransNav, 2011
The paper deals with two different approaches to orthodromic navigation approximation, the secant method and the tangent method. Two ways of determination of orthodromic interposition coordinates will be presented with the secant method.
Serđo Kos, David Brčic
doaj  

A Note on Model-as-Usual for Leeway and Drift Track in Marine Navigation [PDF]

open access: yesTransNav
In this note, we briefly discuss and compare the simplified models of the water current and wind effects on ship’s resultant track in marine navigation, which are represented by drift and leeway. Our focus is on a compensation of the lateral component of
Nicoleta Aldea, Piotr Kopacz
doaj   +1 more source

A Multi-Source Fusion Navigation System to Overcome GPS Interruption of Unmanned Ground Vehicles

open access: yesIEEE Access, 2023
The Inertial Navigation System/Global Positioning System (INS/GPS) fusion navigation technology commonly used by unmanned ground vehicles is prone to GPS interruption in complex environments, resulting in the inability of the system to locate accurately.
Kuibao Zhu   +5 more
doaj   +1 more source

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