Results 31 to 40 of about 829,454 (288)

A generalization of first direct method of pursuit for differential inclu-sions

open access: yesМіжнародний науково-технічний журнал "Проблеми керування та інформатики", 2023
To solve the problem of pursuit in linear differential games, L.S. Pontryagin suggested two direct methods. Direct methods are of great importance in the development of the theory of differential games and in control theory under the conditions of ...
Ікромжон Мадашевич Ісканаджієв
doaj   +1 more source

Multi-Agent Pursuit-Evasion Game Based on Organizational Architecture

open access: yesJournal of Computing and Information Technology, 2019
Multi-agent coordination mechanisms are frequently used in pursuit-evasion games with the aim of enabling the coalitions of the pursuers and unifying their individual skills to deal with the complex tasks encountered.
Mohammed El Habib Souidi   +3 more
doaj   +1 more source

Interception Domain Approach to Orbital Multi-Player “Encirclement-Capture” Games: Theoretical Foundations and Solutions

open access: yesAerospace
In recent years, with the development of micro-satellite clusters and large-scale satellite constellations, the likelihood of multiple spacecraft engaging in orbital pursuit–evasion games has increased.
Xingchen Li   +4 more
doaj   +1 more source

A Simplified Pursuit-evasion Game with Reinforcement Learning

open access: yesPeriodica Polytechnica Electrical Engineering and Computer Science, 2021
In this paper we visit the problem of pursuit and evasion and specifically, the collision avoidance during the problem. Two distinct tasks are visited: the first is a scenario when the agents can communicate with each other online, meanwhile in the second scenario they have to only rely on the state information and the knowledge about other agents ...
Gabor Paczolay, István Á. Harmati
openaire   +3 more sources

Stochastic Pursuit-Evasion Games by the Reachable Region Approach. [PDF]

open access: yes, 1987
The "Geometrical Approach to Problems of Pursuit-Evasion Games" is extended to the case that pursuer and evader are disturbed by additive white noise.
Früh, Klaus, Mizukami, Koichi
core   +1 more source

Evade Unknown Pursuer via Pursuit Strategy Identification and Model Reference Policy Adaptation (MRPA) Algorithm

open access: yesDrones
The game of pursuit–evasion has always been a popular research subject in the field of Unmanned Aerial Vehicles (UAVs). Current evasion decision making based on reinforcement learning is generally trained only for specific pursuers, and it has limited ...
Zitao Su   +8 more
doaj   +1 more source

Two Hierarchical Guidance Laws of Pursuer in Orbital Pursuit–Evasion–Defense Game

open access: yesAerospace, 2023
In this study, differential game theory was applied to propose two guidance laws of a pursuer in an orbit pursuit–evasion–defense game. One was a conservative guidance law of maneuvering to absolute safety before pursuing the evader, and the other was a ...
Yongshang Wei   +4 more
doaj   +1 more source

Translating whole‐genome doubling into precision medicine in cancer

open access: yesMolecular Oncology, EarlyView.
Whole‐genome doubling creates a WGD‐positive tumor state characterized by persistent chromosomal instability, karyotypic diversification, and cellular stress. These same biological pressures drive aggressive tumor evolution while exposing therapeutic vulnerabilities, providing a rationale for WGD‐informed precision medicine. Whole‐genome doubling (WGD)
Sejung Lee, Junghyeok Lim, Jinhyuk Bhin
wiley   +1 more source

Evasion Differential Games in the Space of Square Summable Sequences

open access: yesGames
In this article, we consider simple-motion pursuit–evasion differential games in the Hilbert space of square summable sequences. We show that when the players have the same dynamic capabilities, evasion is possible under some assumptions about the ...
Bekhzod Aminov, Marks Ruziboev
doaj   +1 more source

Arginine methylation as a regulatory ratchet in cancer: From substrate selection to malignant‐state stabilization

open access: yesMolecular Oncology, EarlyView.
Arginine methylation can be viewed as a persistence‐prone post‐translational modification regulated by a network of PRMTs. Competitive and compensatory interactions among PRMTs can redistribute methylation across substrate pools shaped by sequence, structural, spatial, and environmental layers, reinforcing RNA‐processing, chromatin, and signaling ...
So Hyun Kwon, Ji Min Lee
wiley   +1 more source

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