Fully automated verification of linear systems using inner-and outer-approximations of reachable sets

M Wetzlinger, N Kochdumper, S Bak… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Reachability analysis is a formal method to guarantee safety of dynamical systems under the
influence of uncertainties. A substantial bottleneck of all reachability algorithms is the …

A simple and efficient sampling-based algorithm for general reachability analysis

T Lew, L Janson, R Bonalli… - Learning for Dynamics …, 2022 - proceedings.mlr.press
In this work, we analyze an efficient sampling-based algorithm for general-purpose
reachability analysis, which remains a notoriously challenging problem with applications …

SOCKS: A stochastic optimal control and reachability toolbox using kernel methods

A Thorpe, M Oishi - Proceedings of the 25th ACM International …, 2022 - dl.acm.org
We present SOCKS, a data-driven stochastic optimal control toolbox based in kernel
methods. SOCKS is a collection of data-driven algorithms that compute approximate …

Exact Characterization of the Convex Hulls of Reachable Sets

T Lew, R Bonalli, M Pavone - 2023 62nd IEEE Conference on …, 2023 - ieeexplore.ieee.org
We study the convex hulls of reachable sets of nonlinear systems with bounded
disturbances. Reachable sets play a critical role in control, but remain notoriously …

State-based confidence bounds for data-driven stochastic reachability using Hilbert space embeddings

AJ Thorpe, KR Ortiz, MMK Oishi - Automatica, 2022 - Elsevier
In this paper, we compute finite sample bounds for data-driven approximations of the
solution to stochastic reachability problems. Our approach uses a nonparametric technique …

[PDF][PDF] Arch-comp21 category report: Stochastic models

A Abate, H Blom, M Bouissou, N Cauchi… - … of Continuous and …, 2021 - research.utwente.nl
This report presents the results of a friendly competition for formal verification and policy
synthesis of stochastic models. It also introduces new benchmarks within this category, and …

Characterizing the Effect of Mind Wandering on Braking Dynamics in Partially Autonomous Vehicles

H Sridhar, G Huang, A Thorpe, M Oishi… - ACM Transactions on …, 2024 - dl.acm.org
Partially autonomous driving systems may require the human driver to take control at any
moment, yet by their design, they often cause difficulty with attention management. In this …

Convex and nonconvex sublinear regression with application to data-driven learning of reach sets

S Haddad, A Halder - 2023 American Control Conference …, 2023 - ieeexplore.ieee.org
We consider estimating a compact set from finite data by approximating the support function
of that set via sublinear regression. Support functions uniquely characterize a compact set …

Data-driven Reachability Analysis for Nonlinear Systems

H Park, V Vijay, I Hwang - IEEE Control Systems Letters, 2024 - ieeexplore.ieee.org
We consider the problem of forward reachability analysis of a black-box nonlinear system,
using only the data from the system. We propose a method that computes an ellipsoidal set …

Forward Reachability for Discrete-Time Nonlinear Stochastic Systems via Mixed-Monotonicity and Stochastic Order

V Sivaramakrishnan, RA Devonport, M Arcak… - arXiv preprint arXiv …, 2024 - arxiv.org
We present a method to overapproximate forward stochastic reach sets of discrete-time,
stochastic nonlinear systems with interval geometry. This is made possible by extending the …