Input/Output Discrete Event Processes and System Modeling

Author(s):  
Silvano Balemi
Author(s):  
Rafael Buback Teixeira ◽  
Luiz Henrique Lima Faria ◽  
Jonas Paluci Barbosa ◽  
Fábio Firme da Costa

In the discrete event simulation discipline, the student learns that the conceptual aspects of a system modeling to be simulated are essential for the success of a simulation project. As one of the initial steps, understanding simulation elements and their relationships, through simulation mechanics, allows a better absorption of abstract concepts related to simulation modeling and facilitates this understanding. The Three Phase Method, with representation based on the Activity Cycle Diagram (ACD), consists of a discrete event simulation mechanic, easy to assimilate. Thus, we present The ACD GAME 3D, a serious digital game with the objective of exploring cognitive aspects of discrete event simulation learning, based on the Three Phases Method, in a virtual board format. We analyze the validity of the game with the Technology Acceptance Model (TAM). We observed that the students involved present considerable intention of using the game, being analyzed the behavior in the use, something explained, mainly, by the Perceived Utility. Thus, the game is useful for potentiating the studies according to the results found. In addition, the study demonstrated the potential in developing serious games to leverage the teaching-learning process.


Author(s):  
Young Hoon Joo ◽  
Guanrong Chen

The basic objective of system modeling is to establish an input-output representative mapping that can satisfactorily describe the system behaviors, by using the available input-output data based upon physical or empirical knowledge about the structure of the unknown system.


Sensors ◽  
2018 ◽  
Vol 18 (8) ◽  
pp. 2531 ◽  
Author(s):  
Faisal Alkhaldi ◽  
Ali Alouani

Following hospital discharge, millions of patients continue to recover outside formal healthcare organizations (HCOs) in designated transitional care periods (TCPs). Unplanned hospital readmissions of patients during TCPs adversely affects the quality and cost of care. In order to reduce the rates of unplanned hospital readmissions, we propose a real-time patient-centric system, built around applications, to assist discharged patients in remaining at home or in the workplace while being supported by care providers. Discrete-event system modeling techniques and supervisory control theory play fundamental roles in the system’s design. Simulation results and analysis show that the proposed system can be effective in documenting a patient’s condition and health-related behaviors. Most importantly, the system tackles the problem of unplanned hospital readmissions by supporting discharged patients at a lower cost via home/workplace monitoring without sacrificing the quality of care.


Author(s):  
M. Petreczky ◽  
R.J.M. Theunissen ◽  
R. Su ◽  
D.A. van Beek ◽  
J. H. van Schuppen ◽  
...  

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