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In this paper, motivated by a physics problem, we investigate some numerical and computational aspects for the problem of hierarchical controllability in a one-dimensional wave equation in domains with a moving boundary. Some controls act…

最优化与控制 · 数学 2021-08-05 Pitágoras P. de Carvalho , Olímpio P. de Sá Neto

This work investigates an elliptic optimal control problem defined on uncertain domains and discretized by a fictitious domain finite element method and cut elements. Key ingredients of the study are to manage cases considering the usually…

数值分析 · 数学 2022-04-06 Aikaterini Aretaki , Efthymios N. Karatzas

Experimental continuation encompasses a set of methods that combine control and continuation to obtain the full bifurcation diagram of a nonlinear system experimentally, including responses that would be unstable in the system without…

动力系统 · 数学 2025-06-24 Ghislain Raze , Gaëtan Abeloos , Gaëtan Kerschen

This paper deals with the gradient-based extremum seeking control (ESC) with actuation dynamics governed by distributed wave partial differential equations (PDEs). To achieve the control objective of real-time optimization for this class of…

Stabilization of a coupled system consisting of a parabolic partial differential equation and an elliptic partial differential equation is considered. Even in the situation when the parabolic equation is exponentially stable on its own, the…

最优化与控制 · 数学 2023-09-04 Ala' Alalabi , Kirsten Morris

Dimensionality reduction is crucial for controlling nonlinear partial differential equations (PDE) through a "reduce-then-design" strategy, which identifies a reduced-order model and then implements model-based control solutions. However,…

系统与控制 · 电气工程与系统科学 2024-03-05 Xiangyuan Zhang , Saviz Mowlavi , Mouhacine Benosman , Tamer Başar

We present a novel methodology for designing output-feedback backstepping boundary controllers for an unstable 1-D diffusion-reaction partial differential equation with spatially-varying reaction. Using "folding" transforms the parabolic…

最优化与控制 · 数学 2019-08-23 Stephen Chen , Rafael Vazquez , Miroslav Krstic

Domain adaptation aims at improving model performance by leveraging the learned knowledge in the source domain and transferring it to the target domain. Recently, domain adversarial methods have been particularly successful in alleviating…

信号处理 · 电气工程与系统科学 2020-01-08 Qin Wang , Gabriel Michau , Olga Fink

This paper addresses the problem of control synthesis for nonlinear optimal control problems in the presence of state and input constraints. The presented approach relies upon transforming the given problem into an infinite-dimensional…

最优化与控制 · 数学 2017-03-03 Pengcheng Zhao , Shankar Mohan , Ram Vasudevan

In recent years, SPDEs have become a well-studied field in mathematics. With their increase in popularity, it becomes important to efficiently approximate their solutions. Thus, our goal is a contribution towards the development of…

数值分析 · 数学 2024-01-17 Evelyn Buckwar , Ana Djurdjevac , Monika Eisenmann

A novel method for control of dynamical systems, proposed in the paper, ensures an output signal belonging to the given set at any time. The method is based on a special change of coordinates such that the initial problem with given…

系统与控制 · 电气工程与系统科学 2019-12-19 Igor Furtat

This paper is concerned with the output feedback boundary stabilization of general 1-D reaction diffusion PDEs in the presence of an arbitrarily large input delay. We consider the cases of Dirichlet/Neumann/Robin boundary conditions for the…

最优化与控制 · 数学 2022-07-13 Hugo Lhachemi , Christophe Prieur

Single domain generalization is a challenging case of model generalization, where the models are trained on a single domain and tested on other unseen domains. A promising solution is to learn cross-domain invariant representations by…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Lei Li , Ke Gao , Juan Cao , Ziyao Huang , Yepeng Weng , Xiaoyue Mi , Zhengze Yu , Xiaoya Li , Boyang xia

Here we deal with the stabilization problem of non-diagonal systems by boundary control. In the studied setting, the boundary control input is subject to a constant delay. We use the spectral decomposition method and split the system into…

最优化与控制 · 数学 2021-07-19 Ionut Munteanu

In many Bayesian inverse problems the goal is to recover a spatially varying random field. Such problems are often computationally challenging especially when the forward model is governed by complex partial differential equations (PDEs).…

数值分析 · 数学 2022-11-09 Zhihang Xu , Qifeng Liao , Jinglai Li

We provide a detailed proof of Proposition 3.1 in the paper titled ``Backstepping control of a class of space-time-varying linear parabolic PDEs via time invariant kernel functions''. In the paper titled ``Backstepping control of a class of…

偏微分方程分析 · 数学 2023-01-27 Qiaoling Chen , Jun Zheng , Guchuan Zhu

We propose a fully backward representation of semilinear PDEs with application to stochastic control. Based on this, we develop a fully backward Monte-Carlo scheme allowing to generate the regression grid, backwardly in time, as the value…

概率论 · 数学 2021-09-28 Lucas Izydorczyk , Nadia Oudjane , Francesco Russo

This paper provides observer-based sampled-data and event-triggered boundary control strategies for a class of reaction-diffusion PDEs with collocated sensing and Robin actuation. Infinite-dimensional backstepping design is used as the…

系统与控制 · 电气工程与系统科学 2021-08-21 Bhathiya Rathnayake , Mamadou Diagne , Iasson Karafyllis

We present a data-driven approach for physics-based, muscle-driven dexterous control that enables musculoskeletal hands to perform precise piano playing for novel pieces of music outside the reference dataset. Our approach combines…

图形学 · 计算机科学 2026-04-28 Pei Xu , Yufei Ye , Shuchun Sun , Yu Ding , Elizabeth Schumann , C. Karen Liu

Human Pose Estimation (HPE) is widely used in various fields, including motion analysis, healthcare, and virtual reality. However, the great expenses of labeled real-world datasets present a significant challenge for HPE. To overcome this,…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Qucheng Peng , Ce Zheng , Chen Chen