The safety filter: A unified view of safety-critical control in autonomous systems

KC Hsu, H Hu, JF Fisac - Annual Review of Control, Robotics …, 2023 - annualreviews.org
Recent years have seen significant progress in the realm of robot autonomy, accompanied
by the expanding reach of robotic technologies. However, the emergence of new …

Task-relevant failure detection for trajectory predictors in autonomous vehicles

A Farid, S Veer, B Ivanovic, K Leung… - Conference on Robot …, 2023 - proceedings.mlr.press
In modern autonomy stacks, prediction modules are paramount to planning motions in the
presence of other mobile agents. However, failures in prediction modules can mislead the …

Active uncertainty reduction for safe and efficient interaction planning: A shielding-aware dual control approach

H Hu, D Isele, S Bae, JF Fisac - The International Journal of …, 2023 - journals.sagepub.com
The ability to accurately predict others' behavior is central to the safety and efficiency of
robotic systems in interactive settings, such as human–robot interaction and multi-robot …

Active uncertainty reduction for human-robot interaction: An implicit dual control approach

H Hu, JF Fisac - International Workshop on the Algorithmic Foundations …, 2022 - Springer
The ability to accurately predict human behavior is central to the safety and efficiency of
robot autonomy in interactive settings. Unfortunately, robots often lack access to key …

Online update of safety assurances using confidence-based predictions

K Nakamura, S Bansal - 2023 IEEE International Conference …, 2023 - ieeexplore.ieee.org
Robots such as autonomous vehicles and assistive manipulators are increasingly operating
in dynamic environ-ments and close physical proximity to people. In such scenarios, the …

Task-aware risk estimation of perception failures for autonomous vehicles

P Antonante, S Veer, K Leung, X Weng… - arXiv preprint arXiv …, 2023 - arxiv.org
Safety and performance are key enablers for autonomous driving: on the one hand we want
our autonomous vehicles (AVs) to be safe, while at the same time their performance (eg …

Game-Based Approximate Optimal Motion Planning for Safe Human-Swarm Interaction

M Li, J Qin, J Li, Q Liu, Y Shi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Safety as a fundamental requirement for human-swarm interaction has attracted a lot of
attention in recent years. Most existing approaches solve a constrained optimization …

Emergent coordination through game-induced nonlinear opinion dynamics

H Hu, K Nakamura, KC Hsu… - 2023 62nd IEEE …, 2023 - ieeexplore.ieee.org
We present a multi-agent decision-making framework for the emergent coordination of
autonomous agents whose intents are initially undecided. Dynamic non-cooperative games …

MPOGames: Efficient multimodal partially observable dynamic games

O So, P Drews, T Balch, V Dimitrov… - … on Robotics and …, 2023 - ieeexplore.ieee.org
Game theoretic methods have become popular for planning and prediction in situations
involving rich multi-agent interactions. However, these methods often assume the existence …

Blending data-driven priors in dynamic games

J Lidard, H Hu, A Hancock, Z Zhang… - arXiv preprint arXiv …, 2024 - arxiv.org
As intelligent robots like autonomous vehicles become increasingly deployed in the
presence of people, the extent to which these systems should leverage model-based game …