Search Results for author: Akash Ratheesh

Found 2 papers, 1 papers with code

Using Surprise Index for Competency Assessment in Autonomous Decision-Making

no code implementations14 Dec 2023 Akash Ratheesh, Ofer Dagan, Nisar R. Ahmed, Jay McMahon

This paper considers the problem of evaluating an autonomous system's competency in performing a task, particularly when working in dynamic and uncertain environments.

Decision Making

Safety Guarantees for Neural Network Dynamic Systems via Stochastic Barrier Functions

1 code implementation15 Jun 2022 Rayan Mazouz, Karan Muvvala, Akash Ratheesh, Luca Laurenti, Morteza Lahijanian

A key step in our method is the employment of the recent convex approximation results for NNs to find piece-wise linear bounds, which allow the formulation of the barrier function synthesis problem as a sum-of-squares optimization program.

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