Search Results for author: Joe Eappen

Found 5 papers, 3 papers with code

Co-learning Planning and Control Policies Constrained by Differentiable Logic Specifications

no code implementations2 Mar 2023 Zikang Xiong, Daniel Lawson, Joe Eappen, Ahmed H. Qureshi, Suresh Jagannathan

Synthesizing planning and control policies in robotics is a fundamental task, further complicated by factors such as complex logic specifications and high-dimensional robot dynamics.

Hierarchical Reinforcement Learning reinforcement-learning +2

DistSPECTRL: Distributing Specifications in Multi-Agent Reinforcement Learning Systems

1 code implementation28 Jun 2022 Joe Eappen, Suresh Jagannathan

While notable progress has been made in specifying and learning objectives for general cyber-physical systems, applying these methods to distributed multi-agent systems still pose significant challenges.

Multi-agent Reinforcement Learning reinforcement-learning +1

Defending Observation Attacks in Deep Reinforcement Learning via Detection and Denoising

1 code implementation14 Jun 2022 Zikang Xiong, Joe Eappen, He Zhu, Suresh Jagannathan

We focus our attention on well-trained deterministic and stochastic neural network policies in the context of continuous control benchmarks subject to four well-studied observation space adversarial attacks.

Continuous Control Denoising +2

Model-free Neural Lyapunov Control for Safe Robot Navigation

1 code implementation2 Mar 2022 Zikang Xiong, Joe Eappen, Ahmed H. Qureshi, Suresh Jagannathan

Model-free Deep Reinforcement Learning (DRL) controllers have demonstrated promising results on various challenging non-linear control tasks.

Robot Navigation

Robustness to Adversarial Attacks in Learning-Enabled Controllers

no code implementations11 Jun 2020 Zikang Xiong, Joe Eappen, He Zhu, Suresh Jagannathan

We consider shield-based defenses as a means to improve controller robustness in the face of such perturbations.

Continuous Control

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