Search Results - "Modares, Hamidreza"

Optimal and Autonomous Control Using Reinforcement Learning: A Survey by Kiumarsi, Bahare, Vamvoudakis, Kyriakos G., Modares, Hamidreza, Lewis, Frank L.

“…This paper reviews the current state of the art on reinforcement learning (RL)-based feedback control solutions to optimal regulation and tracking of single…”
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Optimized Assistive Human-Robot Interaction Using Reinforcement Learning by Modares, Hamidreza, Ranatunga, Isura, Lewis, Frank L., Popa, Dan O.

“…An intelligent human-robot interaction (HRI) system with adjustable robot behavior is presented. The proposed HRI system assists the human operator to perform…”
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Deterministic and Stochastic Fixed-Time Stability of Discrete-time Autonomous Systems by Tatari, Farzaneh, Modares, Hamidreza

“…This paper studies deterministic and stochastic fixed-time stability of autonomous nonlinear discrete-time (DT) systems. Lyapunov conditions are first…”
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Optimal Synchronization Control of Heterogeneous Asymmetric Input-Constrained Unknown Nonlinear MASs via Reinforcement Learning by Xia, Lina, Li, Qing, Song, Ruizhuo, Modares, Hamidreza

“…The asymmetric input-constrained optimal synchronization problem of heterogeneous unknown nonlinear multiagent systems (MASs) is considered in the paper…”
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Conflict-Aware Safe Reinforcement Learning: A Meta-Cognitive Learning Framework by Mazouchi, Majid, Nageshrao, Subramanya, Modares, Hamidreza

“…In this paper, a data-driven conflict-aware safe reinforcement learning (CAS-RL) algorithm is presented for control of autonomous systems. Existing safe RL…”
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Risk-Aware Stochastic MPC for Chance-Constrained Linear Systems by Tooranjipour, Pouria, Kiumarsi, Bahare, Modares, Hamidreza

“…This paper presents a fully risk-aware model predictive control (MPC) framework for chance-constrained discrete-time linear control systems with process noise…”
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Finite-Time Distributed Identification for Nonlinear Interconnected Systems by Tatari, Farzaneh, Modares, Hamidreza, Panayiotou, Christos, Polycarpou, Marios

“…In this paper, a novel finite-time distributed identification method is introduced for nonlinear interconnected systems. A distributed concurrent…”
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Data-Driven Human-Robot Interaction Without Velocity Measurement Using Off-Policy Reinforcement Learning by Yang, Yongliang, Ding, Zihao, Wang, Rui, Modares, Hamidreza, Wunsch, Donald C.

“…In this paper, we present a novel data-driven design method for the human-robot interaction (HRI) system, where a given task is achieved by cooperation between…”
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Data-Driven Integral Reinforcement Learning for Continuous-Time Non-Zero-Sum Games by Yang, Yongliang, Wang, Liming, Modares, Hamidreza, Ding, Dawei, Yin, Yixin, Wunsch, Donald

“…This paper develops an integral value iteration (VI) method to efficiently find online the Nash equilibrium solution of two-player non-zero-sum (NZS)…”
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Model reference adaptive impedance control for physical human-robot interaction by Alqaudi, Bakur, Modares, Hamidreza, Ranatunga, Isura, Tousif, Shaikh M., Lewis, Frank L., Popa, Dan O.

“…This paper presents a novel enhanced human-robot interaction system based on model reference adaptive control. The presented method delivers guaranteed…”
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Data-Driven Safe Control of Uncertain Linear Systems Under Aleatory Uncertainty by Modares, Hamidreza

“…Safe control of constrained uncertain linear systems under aleatory uncertainty is considered. Aleatory uncertainty characterizes random noises and is modeled…”
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A unified approach to output synchronization of heterogeneous multi-agent systems via L2-gain design by Zuo, Shan, Song, Yongduan, Modares, Hamidreza, Lewis, Frank L., Davoudi, Ali

“…In this paper, a unified design procedure is given for output synchronization of heterogeneous multi-agent systems （MAS） on communication graph topologies,…”
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Data-driven safe control via finite-time Koopman identifier by Mazouchi, Majid, Modares, Hamidreza

“…In this paper, a novel data-driven invariant-based safe control scheme for control of a nonlinear vehicle is developed. First, a novel incremental finite-time…”
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Resilient Autonomous Control of Distributed Multiagent Systems in Contested Environments by Moghadam, Rohollah, Modares, Hamidreza

“…An autonomous and resilient controller is proposed for leader-follower multiagent systems under uncertainties and cyber-physical attacks. The leader is assumed…”
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Model-Free λ-Policy Iteration for Discrete-Time Linear Quadratic Regulation by Yang, Yongliang, Kiumarsi, Bahare, Modares, Hamidreza, Xu, Chengzhong

“…This article presents a model-free <inline-formula> <tex-math notation="LaTeX">\lambda </tex-math></inline-formula>-policy iteration (<inline-formula>…”
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System identification and control using adaptive particle swarm optimization by Alfi, Alireza, Modares, Hamidreza

“…This paper presents a methodology for finding optimal system parameters and optimal control parameters using a novel adaptive particle swarm optimization…”
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Minimum-Variance and Low-Complexity Data-Driven Probabilistic Safe Control Design by Modares, Hamidreza

“…This letter presents a direct minimum-variance (MV) data-driven safe control design approach for uncertain linear discrete-time stochastic systems. The…”
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Resilient synchronization of distributed multi-agent systems under attacks by Mustafa, Aquib, Modares, Hamidreza, Moghadam, Rohollah

“…In this paper, we first address adverse effects of attacks on distributed synchronization of multi-agent systems, by providing conditions under which an…”
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Optimal tracking control of nonlinear partially-unknown constrained-input systems using integral reinforcement learning by Modares, Hamidreza, Lewis, Frank L.

“…In this paper, a new formulation for the optimal tracking control problem (OTCP) of continuous-time nonlinear systems is presented. This formulation extends…”
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Linear Quadratic Tracking Control of Partially-Unknown Continuous-Time Systems Using Reinforcement Learning by Modares, Hamidreza, Lewis, Frank L.

“…In this technical note, an online learning algorithm is developed to solve the linear quadratic tracking (LQT) problem for partially-unknown continuous-time…”
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