Search Results for author: Sayan Mitra

Found 11 papers, 1 papers with code

Refining Perception Contracts: Case Studies in Vision-based Safe Auto-landing

no code implementations15 Nov 2023 Yangge Li, Benjamin C Yang, Yixuan Jia, Daniel Zhuang, Sayan Mitra

Perception contracts provide a method for evaluating safety of control systems that use machine learning for perception.

GAS: Generating Fast and Accurate Surrogate Models for Autonomous Vehicle Systems

no code implementations3 Aug 2022 Keyur Joshi, Chiao Hsieh, Sayan Mitra, Sasa Misailovic

GAS's approach also allows for reuse of the perception model when vehicle control and dynamics characteristics are altered during vehicle development, saving significant time.

Management Self-Driving Cars

SceneChecker: Boosting Scenario Verification using Symmetry Abstractions

no code implementations21 Nov 2020 Hussein Sibai, Yangge Li, Sayan Mitra

We presentSceneChecker, a tool for verifying scenarios involving vehicles executing complex plans in large cluttered workspaces.

State Estimation of Continuous-time Dynamical Systems with Uncertain Inputs with Bounded Variation: Entropy, Bit Rates, and Relation with Switched Systems

no code implementations20 Nov 2020 Hussein Sibai, Sayan Mitra

We investigate the relation between {$\epsilon$}-estimation entropy and a previous notion for switched nonlinear systems and derive a new upper bound for the latter, showing the generality of our results on systems with uncertain inputs.

Differentially Private Algorithms for Statistical Verification of Cyber-Physical Systems

no code implementations1 Apr 2020 Yu Wang, Hussein Sibai, Mark Yen, Sayan Mitra, Geir E. Dullerud

We also show that the standard exponential mechanism that randomizes the output of an algorithm to achieve differential privacy fails to do so in the context of sequential algorithms.

Verification and Parameter Synthesis for Stochastic Systems using Optimistic Optimization

no code implementations4 Nov 2019 Negin Musavi, Dawei Sun, Sayan Mitra, Geir Dullerud, Sanjay Shakkottai

As a consequence, we obtain theoretical regret bounds on sample efficiency of our solution that depends on key problem parameters like smoothness, near-optimality dimension, and batch size.

Online monitoring for safe pedestrian-vehicle interactions

no code implementations12 Oct 2019 Peter Du, Zhe Huang, Tianqi Liu, Ke Xu, Qichao Gao, Hussein Sibai, Katherine Driggs-Campbell, Sayan Mitra

As autonomous systems begin to operate amongst humans, methods for safe interaction must be investigated.

Robotics Multiagent Systems Signal Processing

Safe and Stabilizing Distributed Multi-Path Cellular Flows

1 code implementation10 Sep 2012 Taylor T. Johnson, Sayan Mitra

For multiple targets, failures may cause deadlocks in the system, so we identify a class of non-deadlocking failures where all entities are able to make progress to their respective targets.

Robotics Distributed, Parallel, and Cluster Computing Multiagent Systems Systems and Control

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