no code implementations • 22 Mar 2024 • Xiao Li, H. Eric Tseng, Anouck Girard, Ilya Kolmanovsky
In the scenario of Adaptive Cruise Control (ACC), we employ the Deep Ensemble to estimate distance headway to the lead vehicle from RGB images and enable the downstream controller to account for the estimation uncertainty.
no code implementations • 11 Dec 2023 • Xiao Li, Yutong Li, Anouck Girard, Ilya Kolmanovsky
The Neural Network (NN), as a black-box function approximator, has been considered in many control and robotics applications.
no code implementations • 29 Nov 2023 • Mushuang Liu, H. Eric Tseng, Dimitar Filev, Anouck Girard, Ilya Kolmanovsky
This paper defines the robustness margin of a game solution as the maximum magnitude of cost function deviations that can be accommodated in a game without changing the optimality of the game solution.
no code implementations • 31 Oct 2023 • Xiao Li, Kaiwen Liu, H. Eric Tseng, Anouck Girard, Ilya Kolmanovsky
Autonomous vehicles need to accomplish their tasks while interacting with human drivers in traffic.
no code implementations • 25 Sep 2023 • Xiao Li, Kaiwen Liu, H. Eric Tseng, Anouck Girard, Ilya Kolmanovsky
Understanding the intention of vehicles in the surrounding traffic is crucial for an autonomous vehicle to successfully accomplish its driving tasks in complex traffic scenarios such as highway forced merging.
no code implementations • 7 Apr 2023 • Yutong Li, Nan Li, Anouck Girard, Ilya Kolmanovsky
Dosage schedule of the Proton Pump Inhibitors (PPIs) is critical for gastric acid disorder treatment.
no code implementations • 22 Nov 2022 • Nan Li, Yutong Li, Ilya Kolmanovsky, Anouck Girard, H. Eric Tseng, Dimitar Filev
This paper introduces the Generalized Action Governor, which is a supervisory scheme for augmenting a nominal closed-loop system with the capability of strictly handling constraints.
no code implementations • 4 Aug 2022 • Mushuang Liu, H. Eric Tseng, Dimitar Filev, Anouck Girard, Ilya Kolmanovsky
To address the challenges caused by the complexity in solving a multi-player game and by the requirement of real-time operation, a potential game (PG) based decision-making framework is developed.
no code implementations • 17 Jul 2022 • Yutong Li, Nan Li, H. Eric Tseng, Anouck Girard, Dimitar Filev, Ilya Kolmanovsky
The action governor is an add-on scheme to a nominal control loop that monitors and adjusts the control actions to enforce safety specifications expressed as pointwise-in-time state and control constraints.
no code implementations • 16 Jan 2022 • Mushuang Liu, Ilya Kolmanovsky, H. Eric Tseng, Suzhou Huang, Dimitar Filev, Anouck Girard
Statistical comparative studies, including 1) finite potential game vs. continuous potential game, and 2) best response dynamics vs. potential function optimization, are conducted to compare the performances of different solution algorithms.
no code implementations • 14 Dec 2021 • Kaiwen Liu, Nan Li, H. Eric Tseng, Ilya Kolmanovsky, Anouck Girard
Merging is, in general, a challenging task for both human drivers and autonomous vehicles, especially in dense traffic, because the merging vehicle typically needs to interact with other vehicles to identify or create a gap and safely merge into.
no code implementations • 21 Feb 2021 • Yutong Li, Nan Li, H. Eric Tseng, Anouck Girard, Dimitar Filev, Ilya Kolmanovsky
Reinforcement Learning (RL) is essentially a trial-and-error learning procedure which may cause unsafe behavior during the exploration-and-exploitation process.
no code implementations • 22 Jan 2021 • Kaiwen Liu, Nan Li, Ilya Kolmanovsky, Denise Rizzo, Anouck Girard
This paper proposes a learning reference governor (LRG) approach to enforce state and control constraints in systems for which an accurate model is unavailable, and this approach enables the reference governor to gradually improve command tracking performance through learning while enforcing the constraints during learning and after learning is completed.
no code implementations • 16 Oct 2019 • Ran Tian, Nan Li, Ilya Kolmanovsky, Yildiray Yildiz, Anouck Girard
For a foreseeable future, autonomous vehicles (AVs) will operate in traffic together with human-driven vehicles.
Robotics Systems and Control Systems and Control
no code implementations • 27 Sep 2019 • Ran Tian, Nan Li, Ilya Kolmanovsky, Anouck Girard
It is a long-standing goal of artificial intelligence (AI) to be superior to human beings in decision making.
no code implementations • 12 Aug 2019 • Sisi Li, Nan Li, Anouck Girard, Ilya Kolmanovsky
In this paper, we describe an integrated framework for autonomous decision making in a dynamic and interactive environment.
no code implementations • 1 Oct 2018 • Ran Tian, Sisi Li, Nan Li, Ilya Kolmanovsky, Anouck Girard, Yildiray Yildiz
In this paper, we propose a decision making algorithm for autonomous vehicle control at a roundabout intersection.
no code implementations • 30 Aug 2016 • Nan Li, Dave Oyler, Mengxuan Zhang, Yildiray Yildiz, Ilya Kolmanovsky, Anouck Girard
Traffic simulators where these interactions can be modeled and represented with reasonable fidelity can help decrease the time and effort necessary for the development of the autonomous driving control algorithms by providing a venue where acceptable initial control calibrations can be achieved quickly and safely before actual road tests.