Maximizing reachability in a temporal graph obtained by assigning starting times to a collection of walks
Sign Up to like & getrecommendations! Published in 2022 at "Networks"
DOI: 10.1002/net.22123
Abstract: In a temporal graph, each edge appears and can be traversed at specific points in time. In such a graph, temporal reachability of one node from another is naturally captured by the existence of a… read more here.
Keywords: maximizing reachability; trip temporalization; temporal graph; reachability ... See more keywords
Resilient Reachability for Linear Systems
Sign Up to like & getrecommendations! Published in 2020 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2020.12.372
Abstract: Abstract A fault-tolerant system is able to reach its goal even when some of its components are malfunctioning. This paper examines tolerance to a specific type of malfunction: the loss of control authority over actuators.… read more here.
Keywords: control; undesirable inputs; reachability; reachability linear ... See more keywords
How many students could continue learning during COVID-19-caused school closures? Introducing a new reachability indicator for measuring equity of remote learning
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Educational Development"
DOI: 10.1016/j.ijedudev.2021.102421
Abstract: Abstract This paper proposes a new reachability indicator to analyze the effectiveness of remote learning policies adopted by ministries of education in response to school closures caused by the COVID-19 pandemic. The indicator provides the… read more here.
Keywords: reachability; remote learning; new reachability; reachability indicator ... See more keywords
Concurrency and reachability in treelike temporal networks
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review. E"
DOI: 10.1103/physreve.100.062305
Abstract: Network properties govern the rate and extent of various spreading processes, from simple contagions to complex cascades. Recently, the analysis of spreading processes has been extended from static networks to temporal networks, where nodes and… read more here.
Keywords: temporal networks; temporal network; reachability; concurrency reachability ... See more keywords
One-Step Control-Ahead Approach for the Design of an Optimal Petri-Net Based Deadlock Prevention Policy
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2018.2843380
Abstract: This paper focuses on establishing a Petri net (PN)-based deadlock prevention policy for large-scale systems whose state spaces are prone to the explosion problem phenomenon. When using the reachability analysis technique, the main burden is… read more here.
Keywords: net based; control; based deadlock; deadlock prevention ... See more keywords
AORM: Fast Incremental Arbitrary-Order Reachability Matrix Computation for Massive Graphs
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3077888
Abstract: Processing a reachability query in large-scale networks using existing methods remains one of the most challenging problems in graph mining. In this paper, we propose a novel incremental algorithmic framework for arbitrary-order reachability computation in… read more here.
Keywords: computation massive; computation; reachability; order reachability ... See more keywords
Robust Diagnosability Analysis Using Basis Reachability Graph
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3236963
Abstract: Fault-freeness is one of the necessary guarantees for healthy and stable operations of discrete event systems. Traditional diagnostic models may fail since sensors may suffer electronic component failures, communication failures, or atmospheric electromagnetic interference. Robust… read more here.
Keywords: reachability graph; basis reachability; reachability; robust diagnosability ... See more keywords
Model-Free Stochastic Reachability Using Kernel Distribution Embeddings
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Control Systems Letters"
DOI: 10.1109/lcsys.2019.2954102
Abstract: We present a data-driven solution to the terminal-hitting stochastic reachability problem for a Markov control process. We employ a nonparametric representation of the stochastic kernel as a conditional distribution embedding within a reproducing kernel Hilbert… read more here.
Keywords: model free; reachability; stochastic reachability; free stochastic ... See more keywords
Polynomial-Time Reachability for LTI Systems With Two-Level Lattice Neural Network Controllers
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Control Systems Letters"
DOI: 10.1109/lcsys.2022.3231556
Abstract: In this letter, we consider the computational complexity of bounding the reachable set of a Linear Time-Invariant (LTI) system controlled by a Rectified Linear Unit (ReLU) Two-Level Lattice (TLL) Neural Network (NN) controller. In particular,… read more here.
Keywords: network; time; reachability; polynomial time ... See more keywords
Computation of Regions of Attraction for Hybrid Limit Cycles Using Reachability: An Application to Walking Robots
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3151143
Abstract: Contact-rich robotic systems, such as legged robots and manipulators, are often represented as hybrid systems. However, the stability analysis and region-of-attraction computation for these systems are often challenging because of the discontinuous state changes upon… read more here.
Keywords: region; state resets; reachability; state ... See more keywords
Robot Learning of Mobile Manipulation With Reachability Behavior Priors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3188109
Abstract: Mobile Manipulation (MM) systems are ideal candidates for taking up the role of personal assistants in unstructured real-world environments. Among other challenges, Mobile Manipulation (MM) requires effective coordination of the robot’s embodiments for executing tasks… read more here.
Keywords: reachability; learning mobile; manipulation; policy ... See more keywords