Results 21 to 30 of about 137,028 (317)

Adaptive Fusion of Inertial Navigation System and Tracking Radar Data [PDF]

open access: yesAUT Journal of Electrical Engineering, 2016
Against the range-dependent accuracy of the tracking radar measurements including range, elevation and bearing angles, a new hybrid adaptive Kalman filter is proposed to enhance the performance of the radar aided strapdown inertial navigation system (INS/
mahdi fathi   +4 more
doaj   +1 more source

Sustainable navigation by the Danube: Law regulations, problems and proposals [PDF]

open access: yesВојно дело, 2019
The Danube navigation in the territory of the Republic of Serbia has a negative impact on the environment, mostly in the form of pollution emitted from ships.
Kresojević Milan M.   +3 more
doaj   +1 more source

An Iterative Guidance and Navigation Algorithm for Orbit Rendezvous of Cooperating CubeSats

open access: yesApplied Sciences, 2022
Modern space missions often require satellites to perform guidance, navigation, and control tasks autonomously. Despite their limited resources, small satellites are also involved in this trend, as in-orbit rendezvous and docking maneuvers and formation ...
Simone Battistini   +3 more
doaj   +1 more source

A Calibration Method of Underwater Transponder Position Based on Maximum Correntropy

open access: yes水下无人系统学报, 2023
The ultra-short baseline(USBL) positioning system is widely used in the integrated navigation and positioning of underwater vehicles. Knowing the precise position of the transponder is a prerequisite for the application of the USBL system for navigation ...
Peijuan LI   +4 more
doaj   +1 more source

Observability-enhanced proportional navigation guidance with bearings-only measurements [PDF]

open access: yesThe Journal of the Australian Mathematical Society. Series B. Applied Mathematics, 1999
AbstractWe analyse the performance of the additive observable proportional navigation guidance system, which is well-suited for low-cost homing missiles with bearings-only measurements. Closed-form solutions are derived for both manoeuvring and non-manoeuvring targets.
Li, M. Y., Lim, C. C.
openaire   +2 more sources

Optimization of a New High Rotary Missile-Borne Stabilization Platform

open access: yesSensors, 2019
The passive semi-strapdown roll stabilized platform is an inertial platform, which can isolate the rolling of a projectile body by a special mechanical device.
Xiaokai Wei   +6 more
doaj   +1 more source

Precision of navigated and conventional open-wedge high tibial osteotomy in a cadaver study

open access: yesEuropean Journal of Medical Research, 2010
High tibial osteotomy (HTO) is an established treatment option for isolated medial osteoarthritis in young and active patients. One important factor for success of this procedure is the degree of correction of the weight-bearing line.
Lützner J   +3 more
doaj   +1 more source

Radio-Frequency Interference Considerations for Utility of the Galileo E6 Signal Based on Long-Term Monitoring by ARFIDAAS

open access: yesNavigation, 2023
The extent to which navigation signals in the E6 band may be impacted by shared spectrum allocations might be underappreciated. This paper presents top-level observations from a multi-year international radio frequency interference (RFI) monitoring ...
Aiden Morrison   +5 more
doaj   +1 more source

Show me the way to Monte Carlo: density-based trajectory navigation [PDF]

open access: yes, 2007
We demonstrate the use of uncertain prediction in a system for pedestrian navigation via audio with a combination of Global Positioning System data, a music player, inertial sensing, magnetic bearing data and Monte Carlo sampling for a density following ...
Murray-Smith, R.   +2 more
core   +2 more sources

Navigation Method for Autonomous Robots in a Dynamic Indoor Environment

open access: yesInternational Journal of Automation and Smart Technology, 2013
The present paper considers issues related to navigation by autonomous mobile robots in overcrowded dynamic indoor environments (e.g., shopping malls, exhibition halls or convention centers). For robots moving among potentially unaware bystanders, safety
Stanislav Věchet   +2 more
doaj   +1 more source

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