Results 11 to 20 of about 500,409 (312)

Identification Algorithm Based on Key-Point Detection Network for Vital Parts of Infrared Aerial Target

open access: yesXibei Gongye Daxue Xuebao, 2020
The precision strike capability of an infrared-guided air-to-air missile to target the vital parts of a fighter is key to precision-guidance weapons. The traditional image processing algorithms select features and designs classifiers according to human ...

doaj   +1 more source

Guidance of Terminal Area Energy Management Trajectories for Re-entry Vehicles [PDF]

open access: yesINCAS Bulletin, 2022
One of the most critical periods of a space-plane re-entry is the Terminal Area Energy Management (TAEM) phase, where performance utilizing on-board generation is required.
Raja MUNUSAMY   +3 more
doaj   +1 more source

Intercepting Higher-Speed Targets Using Generalized Relative Biased Proportional Navigation

open access: yesXibei Gongye Daxue Xuebao, 2019
To intercept a higher-speed target in the terminal guidance phase, this paper proposes a generalized relative biased proportional navigation (BPN) law. In order to enlarge the capture domain of the classical proportional navigation (PN) law and make full

doaj   +1 more source

Cooperative Intercepting Guidance Law for Large Maneuvering Target with Impact Angle Constraint

open access: yesXibei Gongye Daxue Xuebao, 2020
A distributed multi-missile cooperative guidance law based on the finite time theory is proposed to solve the terminal guidance problem of three-dimensional multi-missiles cooperative interception of large maneuvering target. According to the finite time

doaj   +1 more source

Terminal Impact Angle Control Guidance Law Considering Target Observability

open access: yesAerospace, 2022
The problem of the terminal impact angle control guidance law, considering the target observability for passive guidance with bearing-only measurement, is investigated in this paper. Modified line-of-sight (LOS) angle error dynamics and their closed-loop
Bin Li, Pan Tang, Haotian Xu, Duo Zheng
doaj   +1 more source

Method of terminal control in ascent segment of unmanned aerial vehicle with ballistic phase

open access: yesAdvanced Engineering Research, 2019
Introduction. The solution to the problem on the centroidal motion control synthesis (guidance problem) of an unmanned aerial vehicle (UAV) with long-range capabilities in the boost phase is considered. Control condition requires optimum fuel consumption.
N. Y. Polovinchuk   +3 more
doaj   +1 more source

Are life-extending treatments for terminal illnesses a special case? Exploring choices and societal viewpoints [PDF]

open access: yes, 2018
Criteria used by the National Institute for Health and Care Excellence (NICE) to assess life-extending, end-of-life (EoL) treatments imply that health gains from such treatments are valued more than other health gains.
Baker, Rachel   +6 more
core   +4 more sources

Terminal Guidance Based on Bézier Curve for Climb-and-Dive Maneuvering Trajectory With Impact Angle Constraint

open access: yesIEEE Access, 2019
To improve the penetration capability and the damage effectiveness of cruise missiles, maneuvering trajectory with specific impact angle is applied in terminal guidance. In this paper, an innovative online method for terminal guidance is presented, which
Zhen Qin, Xiaoye Qi, Yongling Fu
doaj   +1 more source

Adaptive Super-Twisting Algorithm-Based Nonsingular Terminal Sliding Mode Guidance Law

open access: yesJournal of Control Science and Engineering, 2020
A nonsingular fast terminal sliding mode guidance law with an impact angle constraint is proposed to solve the problem of missile guidance accuracy and impact angle constraint for maneuvering targets.
Fang Yang, Kuanqiao Zhang, Lei Yu
doaj   +1 more source

Terminal Distributed Cooperative Guidance Law for Multiple UAVs Based on Consistency Theory

open access: yesApplied Sciences, 2021
In order to realize a saturation attack of multiple unmanned aerial vehicles (UAVs) on the same target, the problem is transformed into one of multiple UAVs hitting the same target simultaneously, and a terminal distributed cooperative guidance law for ...
Zhanyuan Jiang   +3 more
doaj   +1 more source

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