Results 31 to 40 of about 11,957 (269)

Noisy pursuit and pattern formation of self-steering active particles

open access: yesNew Journal of Physics, 2022
We consider a moving target and an active pursing agent, modeled as an intelligent active Brownian particle capable of sensing the instantaneous target location and adjusting its direction of motion accordingly.
Segun Goh   +2 more
doaj   +1 more source

Optimal strategies for driving a mobile agent in a guidance by repulsion model [PDF]

open access: yes, 2015
We present a guidance by repulsion model based on a driver-evader interaction where the driver, assumed to be faster than the evader, follows the evader but cannot be arbitrarily close to it, and the evader tries to move away from the driver beyond a ...
Escobedo, Ramón   +2 more
core   +3 more sources

Orbital Pursuit–Evasion–Defense Linear-Quadratic Differential Game

open access: yesAerospace
To find superior guidance strategies for preventing possible interception threats from space debris, out-of-control satellites, etc., this paper investigates an orbital pursuit–evasion–defense game problem with three players called the pursuer, the ...
Zhen-Yu Li
doaj   +1 more source

Mode-switching cooperative defense strategy for the orbit pursuit-evasion-defense game

open access: yesDefence Technology
This paper presents a mode-switching collaborative defense strategy for spacecraft pursuit-evasion-defense scenarios. In these scenarios, the pursuer tries to avoid the defender while capturing the evader, while the evader and defender form an alliance ...
Yongshang Wei, Tianxi Liu, Cheng Wei
doaj   +1 more source

Pursuer Navigation Based on Proportional Navigation and Optimal Information Fusion

open access: yesComplexity, 2021
Pursuer navigation is proposed based on the three-dimensional proportional navigation law, and this method presents a family of navigation laws resulting in a rich behavior for different parameters.
Shulin Feng   +6 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

A Geometrical, Reachable Set Approach for Constrained Pursuit–Evasion Games with Multiple Pursuers and Evaders

open access: yesAerospace, 2023
This paper presents a solution strategy for deterministic time-optimal pursuit–evasion games with linear state constraints, convex control constraints, and linear dynamics that is consistent with linearized relative orbital motion models such as the ...
Olli Jansson, Matthew W. Harris
doaj   +1 more source

Pursuit on a Graph Using Partial Information [PDF]

open access: yes, 2014
The optimal control of a "blind" pursuer searching for an evader moving on a road network and heading at a known speed toward a set of goal vertices is considered.
Casbeer, D.   +3 more
core  

Clinical Course and Impact of Breaks in Therapy for Children With Relapsed/Refractory Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pediatric relapsed or refractory (R/R) solid tumors carry a dismal prognosis, and postrelapse patient experiences are not well described. We present postrelapse outcomes, including number of R/R events and subsequent therapy regimens.
Matthew T. McEvoy   +5 more
wiley   +1 more source

Switching target communication strategy for optimizing multiple pursuer drones performance in immobilizing Kamikaze multiple evader drones

open access: yesICT Express, 2020
We propose a method for optimizing multiple-drone pursuers’ performance in handling attacks from Kamikaze multiple-drone evaders on a battlefield. The central aspect of this problem is to minimize damage produced by evaders towards a defended area ...
Ario Yudo Husodo   +3 more
doaj   +1 more source

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