Physical deep reinforcement learning towards safety guarantee

H Cao, Y Mao, L Sha, M Caccamo - arXiv preprint arXiv:2303.16860, 2023 - arxiv.org
Deep reinforcement learning (DRL) has achieved tremendous success in many complex
decision-making tasks of autonomous systems with high-dimensional state and/or action …

Simplex-enabled Safe Continual Learning Machine

H Cao, Y Mao, Y Cai, L Sha, M Caccamo - arXiv preprint arXiv:2409.05898, 2024 - arxiv.org
This paper proposes the SeC-Learning Machine: Simplex-enabled safe continual learning
for safety-critical autonomous systems. The SeC-learning machine is built on Simplex logic …

Perception simplex: Verifiable collision avoidance in autonomous vehicles amidst obstacle detection faults

A Bansal, H Kim, S Yu, B Li… - Software Testing …, 2024 - Wiley Online Library
Advances in deep learning have revolutionized cyber‐physical applications, including the
development of autonomous vehicles. However, real‐world collisions involving autonomous …

CASTNet: A Context-Aware, Spatio-Temporal Dynamic Motion Prediction Ensemble for Autonomous Driving

T Mortlock, A Malawade, K Tsujio… - ACM Transactions on …, 2024 - dl.acm.org
Autonomous vehicles are cyber-physical systems that combine embedded computing and
deep learning with physical systems to perceive the world, predict future states, and safely …

Synergistic Redundancy: Towards Verifiable Safety for Autonomous Vehicles

A Bansal, S Yu, H Kim, B Li, N Hovakimyan… - arXiv preprint arXiv …, 2022 - arxiv.org
As Autonomous Vehicle (AV) development has progressed, concerns regarding the safety of
passengers and agents in their environment have risen. Each real world traffic collision …

Synergistic perception and control simplex for verifiable safe vertical landing

A Bansal, Y Zhao, J Zhu, S Cheng, Y Gu… - AIAA Scitech 2024 …, 2024 - arc.aiaa.org
Perception, Planning, and Control form the essential components of autonomy in advanced
air mobility. This work advances the holistic integration of these components to enhance the …

Safety-critical containment control for multi-agent systems with communication delays

Z Song, Z Wu, H Huang - IEEE Transactions on Network …, 2024 - ieeexplore.ieee.org
Recently, the containment control for multi-agent systems (MASs) with communication
delays has been studied. However, in these existing results, the assumptions for delays are …

Physics-Model-Regulated Deep Reinforcement Learning Towards Safety & Stability Guarantees

H Cao, Y Mao, L Sha… - 2023 62nd IEEE …, 2023 - ieeexplore.ieee.org
Deep reinforcement learning (DRL) has demonstrated impressive success in solving
complex control tasks by synthesizing control policies from data. However, the safety and …

Finite-time model inference from a single noisy trajectory

Y Mao, N Hovakimyan, P Voulgaris, L Sha - arXiv preprint arXiv …, 2020 - arxiv.org
This paper proposes a novel model inference procedure to identify system matrix from a
single noisy trajectory over a finite-time interval. The proposed inference procedure …

A Discrete Fractional Order Adaptive Law for Parameter Estimation and Adaptive Control

M Aburakhis, R Ordóñez… - IEEE Open Journal of …, 2022 - ieeexplore.ieee.org
In this article, a discrete fractional order adaptive law (DFOAL) is designed based on the
Caputo fractional difference to perform parameter estimation of structured uncertainties. The …