Fast optimization via inertial dynamics with closed-loop damping

H Attouch, RI Boţ, ER Csetnek - Journal of the European Mathematical …, 2022 - ems.press
In a real Hilbert space H, in order to develop fast optimization methods, we analyze the
asymptotic behavior, as time t tends to infinity, of a large class of autonomous dissipative …

On the critical coupling for Kuramoto oscillators

F Dörfler, F Bullo - SIAM Journal on Applied Dynamical Systems, 2011 - SIAM
The celebrated Kuramoto model captures various synchronization phenomena in biological
and man-made dynamical systems of coupled oscillators. It is well known that there exists a …

Convergence of inertial dynamics and proximal algorithms governed by maximally monotone operators

H Attouch, J Peypouquet - Mathematical Programming, 2019 - Springer
We study the behavior of the trajectories of a second-order differential equation with
vanishing damping, governed by the Yosida regularization of a maximally monotone …

Convergence of a relaxed inertial forward–backward algorithm for structured monotone inclusions

H Attouch, A Cabot - Applied Mathematics & Optimization, 2019 - Springer
In a Hilbert space HH, we study the convergence properties of a class of relaxed inertial
forward–backward algorithms. They aim to solve structured monotone inclusions of the form …

Second order forward-backward dynamical systems for monotone inclusion problems

RI Bot, ER Csetnek - SIAM Journal on Control and Optimization, 2016 - SIAM
We begin by considering second order dynamical systems of the from
̈x(t)+γ(t)̇x(t)+λ(t)B(x(t))=0, where B:\calH→\calH is a cocoercive operator defined on a real …

Convergence of a relaxed inertial proximal algorithm for maximally monotone operators

H Attouch, A Cabot - Mathematical Programming, 2020 - Springer
In a Hilbert space HH, given A: H → 2^ HA: H→ 2 H a maximally monotone operator, we
study the convergence properties of a general class of relaxed inertial proximal algorithms …

Continuous-time analysis of accelerated gradient methods via conservation laws in dilated coordinate systems

JJ Suh, G Roh, EK Ryu - International Conference on …, 2022 - proceedings.mlr.press
We analyze continuous-time models of accelerated gradient methods through deriving
conservation laws in dilated coordinate systems. Namely, instead of analyzing the dynamics …

Modified accelerated Bregman projection methods for solving quasi-monotone variational inequalities

Z Wang, P Sunthrayuth, A Adamu, P Cholamjiak - Optimization, 2024 - Taylor & Francis
In this paper, we introduce three new inertial-like Bregman projection methods with a
nonmonotone adaptive step-size for solving quasi-monotone variational inequalities in real …

Newton-like inertial dynamics and proximal algorithms governed by maximally monotone operators

H Attouch, SC László - SIAM Journal on Optimization, 2020 - SIAM
The introduction of the Hessian damping in the continuous version of Nesterov's accelerated
gradient method provides, by temporal discretization, fast proximal gradient algorithms …

A relaxed inertial forward-backward-forward algorithm for solving monotone inclusions with application to GANs

RI Bot, M Sedlmayer, PT Vuong - Journal of Machine Learning Research, 2023 - jmlr.org
We introduce a relaxed inertial forward-backward-forward (RIFBF) splitting algorithm for
approaching the set of zeros of the sum of a maximally monotone operator and a single …