Vehicular traffic, crowds, and swarms: From kinetic theory and multiscale methods to applications and research perspectives
This paper presents a review and critical analysis on the modeling of the dynamics of
vehicular traffic, human crowds and swarms seen as living and, hence, complex systems. It …
vehicular traffic, human crowds and swarms seen as living and, hence, complex systems. It …
Sharp conditions to avoid collisions in singular Cucker–Smale interactions
Abstract We consider the Cucker–Smale flocking model with a singular communication
weight ψ (s)= s− α with α> 0. We provide a critical value of the exponent α in the …
weight ψ (s)= s− α with α> 0. We provide a critical value of the exponent α in the …
A collisionless singular Cucker--Smale model with decentralized formation control
We address the design of decentralized feedback control laws inducing consensus and
prescribed spatial patterns over a singular interacting particle system of Cucker--Smale type …
prescribed spatial patterns over a singular interacting particle system of Cucker--Smale type …
Mean field control hierarchy
In this paper we model the role of a government of a large population as a mean field
optimal control problem. Such control problems are constrained by a PDE of continuity-type …
optimal control problem. Such control problems are constrained by a PDE of continuity-type …
Mean-field limits: from particle descriptions to macroscopic equations
JA Carrillo, YP Choi - Archive for Rational Mechanics and Analysis, 2021 - Springer
We rigorously derive pressureless Euler-type equations with nonlocal dissipative terms in
velocity and aggregation equations with nonlocal velocity fields from Newton-type particle …
velocity and aggregation equations with nonlocal velocity fields from Newton-type particle …
Cucker-Smale model with normalized communication weights and time delay
YP Choi, J Haskovec - arXiv preprint arXiv:1608.06747, 2016 - arxiv.org
We study a Cucker-Smale-type system with time delay in which agents interact with each
other through normalized communication weights. We construct a Lyapunov functional for …
other through normalized communication weights. We construct a Lyapunov functional for …
Global regularity for the fractional Euler alignment system
We study a pressureless Euler system with a non-linear density-dependent alignment term,
originating in the Cucker–Smale swarming models. The alignment term is dissipative in the …
originating in the Cucker–Smale swarming models. The alignment term is dissipative in the …
Mean-field optimal control as gamma-limit of finite agent controls
M Fornasier, S Lisini, C Orrieri… - European Journal of …, 2019 - cambridge.org
This paper focuses on the role of a government of a large population of interacting agents as
a meanfield optimal control problem derived from deterministic finite agent dynamics. The …
a meanfield optimal control problem derived from deterministic finite agent dynamics. The …
[HTML][HTML] Emergent behavior of Cucker–Smale flocking particles with heterogeneous time delays
YP Choi, Z Li - Applied Mathematics Letters, 2018 - Elsevier
We analyze the flocking behavior of a Cucker–Smale-type system with a delayed coupling,
where delays are information processing and reactions of individuals. By constructing a …
where delays are information processing and reactions of individuals. By constructing a …
Convergence of a first-order consensus-based global optimization algorithm
Global optimization of a non-convex objective function often appears in large-scale machine
learning and artificial intelligence applications. Recently, consensus-based optimization …
learning and artificial intelligence applications. Recently, consensus-based optimization …