Results 1 to 10 of about 222,669 (236)

Research on proactive defense and dynamic repair of complex networks considering cascading effects [PDF]

open access: yesScientific Reports
Cascading effects can result in the nonlinear propagation of failures in complex networks, ultimately leading to network collapse. Research on the fault propagation principles, defense strategies, and repair strategies can help mitigate the effects of ...
Zhuoying Shi   +4 more
doaj   +2 more sources

Trajectory Optimization for High-Speed and Long-Range Interceptor Based on Improved Adaptive hp Pseudospectral Method

open access: yesInternational Journal of Aerospace Engineering, 2022
The trajectory optimization design of interceptor is very important in the defense combat against a class of high-speed and strong-maneuvering aircraft. At present, an important idea is to use hp pseudospectral method to offline optimizes the trajectory ...
Changxin Luo   +3 more
doaj   +1 more source

Assessment of the efficiency of Russian response to the implementation of US missile defence deployment concept in Europe [PDF]

open access: yesBaltic Region, 2012
This article is dedicated to the problems of deployment of the US anti-missile defence system in Eastern Europe. The European system of US missile defence is just one of the components of global US missile defence.
Lyovkin Igor, Shatskaya Valeriya
doaj   +1 more source

Saving NORAD: Should Ottawa Seize the Obama Moment? [PDF]

open access: yesThe School of Public Policy Publications, 2009
The North American Aerospace Defence Command (NORAD) is heading for obsolescence. Saving it would require reversing the Martin government’s 2005 “no” on missile defence.
Joseph T. Jockel
doaj   +5 more sources

Ocenka jeffektivnosti otvetnyh dejstvij Rossijskoj Federacii na realizaciju koncepcii razmeshhenija PRO SShA v Evrope [Assessment of the efficiency of Russian response to the implementation of US missile defence deployment concept in Europe] [PDF]

open access: yesБалтийский регион, 2012
This article is dedicated to the problems of deployment of the US anti-missile defence system in Eastern Europe. The European system of US missile defence is just one of the components of global US missile defence.
Shatskaya Valeriya, Lyovkin Igor
doaj   +1 more source

Generalized and symmetric coprime planar array for direction of arrival estimation

open access: yesIET Radar, Sonar & Navigation, 2022
Degrees of freedom and mutual coupling are two important factors to determine the ability of direction of arrival (DOA) estimation. Although coprime planar array (CPPA) has less mutual coupling than hourglass array (HA) and ladder array (LA), its ...
Ming Jian Ren   +3 more
doaj   +1 more source

Research and Experiment of Radar Signal Support Vector Clustering Sorting Based on Feature Extraction and Feature Selection

open access: yesIEEE Access, 2020
The result of radar signal sorting directly affects the performance of electronic reconnaissance equipment. Sorting method based on intra-pulse features has become a research focus in recent years.
Shiqiang Wang   +9 more
doaj   +1 more source

COMPARATIVE ANALYSIS REGARDING SURFACE-TO-AIR MISSILES GUIDANCE IN TERMS OF USING THE THREE POINTS AND PROPORTIONAL APPROACH METHODS [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2020
Surface-Based Air Defence systems are the main actions on the ground means of response in fighting with aerial threats. Effectiveness of response is given by its basic elements as defended area size, type and number of missiles systems or command and ...
Cristian George CONSTANTINESCU   +2 more
doaj   +1 more source

The Evolution of Missile Defense Plan from Bush to Obama. Implications for the National Security of Romania [PDF]

open access: yesINCAS Bulletin, 2012
In 2011 Romania officially became part of the Obama administration’s missile defense system in Europe which has significantly changed the strategic military relations both in Europe and worldwide.
Ruxandra-Laura BOSILCA
doaj   +1 more source

Detection of the possible engine damages in case of a continuous track military vehicles with tribological investigations [PDF]

open access: yesFME Transactions, 2022
Detecting the engine failures of the continuous track military vehicles is challenging because their engines are always built-in narrow places covered with armored plates.
Kuti Rajmund   +4 more
doaj   +1 more source

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