Results 21 to 30 of about 11,002 (264)

Cruise Missile Integrated Air Defense System Penetration: Modeling the S-400 System

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2017
This research determines improved flight-path routes that make maximum utilization of terrain-masking opportunities, and defending radar and missile system equipment performance and launch timing constraints, in order to avoid radar detection and ...
Michael Pelosi, Amie K Honeycutt
doaj   +1 more source

Integrated Guidance-and-Control Design for Three-Dimensional Interception Based on Deep-Reinforcement Learning

open access: yesAerospace, 2023
This study applies deep-reinforcement-learning algorithms to integrated guidance and control for three-dimensional, high-maneuverability missile-target interception. Dynamic environment, reward functions concerning multi-factors, agents based on the deep-
Wenwen Wang   +3 more
doaj   +1 more source

Flight Dynamics Operations of the TanDEM-X Formation [PDF]

open access: yes, 2012
Since end of 2010 the German TerraSAR-X and TanDEM-X satellites are routinely operated as the first configurable single-pass Synthetic Aperture Radar interferometer in space. The two 1340 kg satellites fly in a 514 km sun-synchronous orbit.
Aida, Saika   +4 more
core   +1 more source

A Spatiotemporal Sequence of Sensitization to Slits and Semaphorins Orchestrates Commissural Axon Navigation

open access: yesCell Reports, 2019
Summary: Accurate perception of guidance cues is crucial for cell and axon migration. During initial navigation in the spinal cord, commissural axons are kept insensitive to midline repellents.
Aurora Pignata   +9 more
doaj   +1 more source

Real-Time Visual Odometry Covariance Estimation for Unmanned Air Vehicle Navigation [PDF]

open access: yes, 2019
Received 13 August 2018 Accepted 19 December 2018 Published online 4 March 2019Demand is growing for unmanned air vehicles (UAVs) with greater autonomy, including the ability to navigate without GPS information, such as indoors.
Brink, Kevin   +2 more
core   +1 more source

Data-Driven Guidance and Control for Asteroid Landing Based on Real-Time Dynamic Mode Decomposition

open access: yesIEEE Access, 2023
Navigation and control near asteroids are challenging due to high levels of uncertainty, necessitating a high degree of autonomy and safety. To address this challenge, we propose a novel method for leveraging data-driven approaches, which have garnered ...
Taiga Kajikawa   +3 more
doaj   +1 more source

Bio-Inspired Visuomotor Convergence in Navigation and Flight Control Systems [PDF]

open access: yes, 2005
Insects exhibit incredibly robust closed loop flight dynamics in the face of uncertainties. A fundamental principle contributing to this unparalleled behavior is rapid processing and convergence of visual sensory information to flight motor commands via ...
Humbert, James Sean
core   +1 more source

Improving Airplane Touchdown Control by Utilizing the Adverse Elevator Effect

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2014
The main objective of this original research article is to understand the short-term dynamic behavior of the transport-category airplane during landing flare elevator control application.
Nihad E Daidzic
doaj   +1 more source

A Survey of Medical Drones from Flight Dynamics, Guidance, Navigation, and Control Perspectives

open access: yesUnmanned Systems
The integration of drones into the medical field has revolutionized healthcare delivery by enabling rapid transportation of medical supplies, organs, and even emergency assistance in remote or disaster-stricken areas. While other survey papers focus on the healthcare supply chain, operations, and medical emergency response aspects, this paper takes a ...
Roshan Kumar Chhetri   +2 more
openaire   +2 more sources

Automatic Recovery and Autonomous Navigation of Disabled Aircraft After Control Surface Actuator Jam

open access: yes, 2010
Loss of flight control authority in result of a system damage or an actuator jam is known or suspected to be the potential cause of many aviation accidents.
Unver Kaynak   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy