Online tree-based planning for active spacecraft fault estimation and collision avoidance

J Ragan, B Riviere, FY Hadaegh, SJ Chung - Science Robotics, 2024 - science.org
Autonomous robots operating in uncertain or hazardous environments subject to state safety
constraints must be able to identify and isolate faulty components in a time-optimal manner …

An anytime algorithm for constrained stochastic shortest path problems with deterministic policies

S Hong, BC Williams - Artificial Intelligence, 2023 - Elsevier
Sequential decision-making problems arise in every arena of daily life and pose unique
challenges for research in decision-theoretic planning. Although there has been a wide …

A Survey of Usage of Anytime Algorithm in Fault detection in Cloud Systems

F Asadova, AR Varkonyi-Koczy… - 2023 IEEE 21st World …, 2023 - ieeexplore.ieee.org
Fault detection, which requires a lot of time and complexity, is one of the most difficult tasks
for cloud computing. In this research, we investigate the utilization of the anytime algorithm …

Contingency-aware task assignment and scheduling for human-robot teams

N Dhanaraj, SV Narayan, S Nikolaidis… - … on Robotics and …, 2023 - ieeexplore.ieee.org
We consider the problem of task assignment and scheduling for human-robot teams to
enable the efficient completion of complex problems, such as satellite assembly. In high-mix …

Dual formulation for chance constrained stochastic shortest path with application to autonomous vehicle behavior planning

R Alyassi, M Khonji - 2021 60th IEEE Conference on Decision …, 2021 - ieeexplore.ieee.org
Autonomous vehicles face the problem of optimizing the expected performance of
subsequent maneuvers while bounding the risk of collision with surrounding dynamic …

Multi-agent chance-constrained stochastic shortest path with application to risk-aware intelligent intersection

M Khonji, R Alyassi, W Merkt, A Karapetyan… - arXiv preprint arXiv …, 2022 - arxiv.org
In transportation networks, where traffic lights have traditionally been used for vehicle
coordination, intersections act as natural bottlenecks. A formidable challenge for existing …

Heuristic search in dual space for constrained fixed-horizon POMDPs with durative actions

M Khonji, D Khalifa - Proceedings of the AAAI Conference on Artificial …, 2023 - ojs.aaai.org
Abstract The Partially Observable Markov Decision Process (POMDP) is widely used in
probabilistic planning for stochastic domains. However, current extensions, such as …

Approximability and efficient algorithms for constrained fixed-horizon POMDPs with durative actions

M Khonji - Artificial Intelligence, 2023 - Elsevier
Abstract Partially Observable Markov Decision Process (POMDP) is a fundamental model for
probabilistic planning in stochastic domains. More recently, constrained POMDP and …

Lagrangian-Based Energy-Efficient Route Learning Considering Expected Guaranteed Delay for Satellite Network

Q Huang, L Yang - IEEE Transactions on Aerospace and …, 2024 - ieeexplore.ieee.org
With the rapid development of satellite network, route problem has gained much attention in
these years to ensure the service quality. However, due to the uncertain transmission …

Risk conditioned neural motion planning

X Huang, M Feng, A Jasour, G Rosman… - 2021 IEEE/RSJ …, 2021 - ieeexplore.ieee.org
Risk-bounded motion planning is an important yet difficult problem for safety-critical tasks.
While existing mathematical programming methods offer theoretical guarantees in the …