Results 21 to 30 of about 222,669 (236)

Localisation and Pre-calculation for Anti-missile Defence Shield System [PDF]

open access: yes, 2016
One of the most important problems in anti-missile systems is localisation ambulatory missiles’ defence sites along with fixed missiles’ defence sites in best positions to destroy enemy’s missiles.
S. Aghdasi, Hadi   +2 more
core   +1 more source

Multisignal VGG19 Network with Transposed Convolution for Rotating Machinery Fault Diagnosis Based on Deep Transfer Learning

open access: yesShock and Vibration, 2020
To realize high-precision and high-efficiency machine fault diagnosis, a novel deep learning framework that combines transfer learning and transposed convolution is proposed.
Jianye Zhou   +4 more
doaj   +1 more source

Air Defense Challenges to Discover Cruise Missiles [PDF]

open access: yesعلوم و فنون نظامی, 2020
Defending the nation's most important and sensitive airspace resources that are constantly threatened is a sacred and inevitable task, and a major part of this mission is the Air Defense Force.
Javad Abdi   +2 more
doaj   +1 more source

Missile defence : trends, concerns and remedies

open access: yes, 2021
At the 14th Roundtable here in Kuala Lumpur in June 2000, I argued that: 'It is time for another debate about missile defences, but the arguments (both positive and negative) will be very different from those which obtained during the mutual nuclear ...
Ball, Desmond
core   +1 more source

Variable-Time-Domain Online Neighboring Optimal Trajectory Modification for Hypersonic Interceptors

open access: yesInternational Journal of Aerospace Engineering, 2017
The predicted impact point (PIP) of hypersonic interception changes continually; therefore the midcourse guidance law must have the ability of online trajectory optimization.
Ningbo Li   +4 more
doaj   +1 more source

COUNTERING HYPERSONIC THREAT

open access: yesBulletin of "Carol I" National Defense University, 2022
Hypersonic missiles represent the new class of threats, capable declaratively and in a way that has not been proven in a theater of operations, to annihilate air and anti-missile defences that exist at this time.
Cătălin CHIRIAC
doaj   +1 more source

Adaptive Neural Control of Hypersonic Vehicles with Actuator Constraints

open access: yesInternational Journal of Aerospace Engineering, 2018
An adaptive neural control method is proposed in this paper for the flexible air-breathing hypersonic vehicle (AHV) with constraints on actuators. This scheme firstly converts the original control problem with input constraints into a new control problem
Changxin Luo   +3 more
doaj   +1 more source

Missile Defence and Interceptor Allocation by LVQ-RBFMulti-agent Hybrid Architecture [PDF]

open access: yes, 2007
This paper proposes a solution methodology for a missile defence problem using theatremissile defence (TMD) concept. In the missile defence scenario, the concept of TMD is generallyused for the optimal allocation of interceptors to counter the attack ...
R. Malmathanraj   +3 more
core   +1 more source

Pre-emptive infrared countermeasures [PDF]

open access: yes, 2012
The aim of this PhD is to investigate pre-emptive flare release compared to reactive flare release and their efficacy as a countermeasure device in the protection of fast jet and transport aircraft against the MANPAD threat.
Jackman, J.
core   +2 more sources

Significance and prospects of the development of air defence system [PDF]

open access: yesВојно дело, 2015
The actualization of the importance of the air defence system capabilities in performing tasks of defence system, both in peace and in war, is the result of changed conditions of warfare in contemporary armed conflicts and other conflict situations.
Petrović Ivan   +2 more
doaj   +1 more source

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