Results 21 to 30 of about 5,480,236 (317)

Balancing scarce hospital resources during the COVID-19 pandemic using discrete-event simulation

open access: yesHealth Care Management Science, 2021
COVID-19 has disrupted healthcare operations and resulted in large-scale cancellations of elective surgery. Hospitals throughout the world made life-altering resource allocation decisions and prioritised the care of COVID-19 patients.
G. J. Melman, A. Parlikad, E. Cameron
semanticscholar   +1 more source

Generation of synthetic manufacturing datasets for machine learning using discrete-event simulation

open access: yesProduction & Manufacturing Research, 2022
Recent advances in computing power have seen machine learning becoming an area of significant interest in manufacturing for scholars attempting to realise its full potential.
K. C. Chan, Marsel Rabaev, H. Pratama
semanticscholar   +1 more source

Introduction to discrete-event simulation [PDF]

open access: yesProceedings of the 18th conference on Winter simulation - WSC '86, 1986
In this article, we introduce the reader to discrete-event simulation. The concepts of system and model, system state, entities, attributes and delays are defined in the general context of simulation. Using these concepts, event-scheduling, process-interaction, and activity-scanning perspectives are briefly described.
Jerry Banks, John S. Carson II
openaire   +2 more sources

A web-based simulation of discrete-event system of system with the mobile application DEVSimPy-mob

open access: yesSoftwareX, 2021
The paper proposes an original architecture to execute discrete-event simulations using mobile devices (in particular smartphones) and cloud. The originality of the proposed approach is highlighted by the way the connection between modeling and ...
Laurent Capocchi, Jean-Francois Santucci
doaj   +1 more source

Discrete-Event Simulation of Quantum Walks

open access: yesFrontiers in Physics, 2020
We use discrete-event simulation on a digital computer to study two different models of experimentally realizable quantum walks. The simulation models comply with Einstein locality, are as “realistic” as the one of the simple random walk in that the ...
Madita Willsch   +5 more
doaj   +1 more source

Past challenges and the future of discrete event simulation

open access: yesThe Journal of Defence Modeling and Simulation: Applications, Methodology, Technology, 2021
The American scientist Carl Sagan once said: “You have to know the past to understand the present.” We argue that having a meaningful dialogue on the future of simulation requires a baseline understanding of previous discussions on its future.
Andrew J. Collins   +2 more
semanticscholar   +1 more source

Structural dynamics of basaltic melt at mantle conditions with implications for magma oceans and superplumes

open access: yesNature Communications, 2020
Transport properties of melts in the deep Earth have dictated the evolution of the early Earth’s magma oceans and also govern many modern dynamic processes, such as plate tectonics.
Arnab Majumdar   +4 more
doaj   +1 more source

Which is more appropriate: a multi-perspective comparison between systems dynamics and discrete event simulation [PDF]

open access: yes, 2008
System Dynamics (SD) and Discrete Event Simulation (DES) are two established simulation tech-niques for simulating the dynamics of a system. Both have been widely used in modelling business de-cisions.
Eldabi, T
core   +6 more sources

Discrete Event Modeling and Simulation for Reinforcement Learning System Design

open access: yesInformation, 2022
Discrete event modeling and simulation and reinforcement learning are two frameworks suited for cyberphysical system design, which, when combined, can give powerful tools for system optimization or decision making process for example.
Laurent Capocchi   +1 more
doaj   +1 more source

Discrete Event Simulation and Digital Twins: Review and Challenges for Logistics

open access: yesProcedia Manufacturing, 2020
In the Logistics 4.0 era, the demand for anticipating asset behaviour and make decisions in an almost real time fashion has led to the evolution of DES into an integral part of what is currently known as the Digital Twins (DTs).
K. Agalianos   +4 more
semanticscholar   +1 more source

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