Results 61 to 70 of about 60,348 (227)

Формальное описание систем средствами Петри-объектных моделей [PDF]

open access: yes, 2011
The article considers the new formal methods for system's description based on object-oriented methodology and stochastic timed Petri net. The state equation of stochastic timed Petri net with conflict and multi-transitions is received.
Стеценко, И. В.
core  

Charting the Path to Increased Oil Palm Output in Ghana Beyond Area Expansion: Technology or Managerial Capacity — Which Leads the Way?

open access: yesAgribusiness, EarlyView.
ABSTRACT This study sets out to investigate the prospects for raising oil palm output in sub‐Saharan Africa, particularly Ghana, without further expansion of cropland. Given global concerns about oil palm's role in deforestation and land use change, the focus is on enhancing productivity on existing farmlands.
Jacob Asravor   +3 more
wiley   +1 more source

Boundedness on Stochastic Petri Nets

open access: yesRevista Matemática Complutense, 1993
Stochastic Petri nets generalize the notionof queueing systems and are a useful tnodel in perfonnance evaiuation ofparaflel anO distributed systems. wc give necessary anO sufficient conditions for the boundedness of a stochastic process related to these nets.
M. San Miguel   +2 more
openaire   +2 more sources

Divergent Perception: Framing Creative Cognition Through the Lens of Sensory Flexibility

open access: yesThe Journal of Creative Behavior, EarlyView.
ABSTRACT Creativity is a cornerstone of human evolution and is typically defined as the multifaceted ability to produce novel and useful artifacts. Although much research has focused on divergent thinking, growing evidence underscores the importance of perceptual processing in fostering creativity, particularly through perceptual flexibility.
Antoine Bellemare‐Pepin, Karim Jerbi
wiley   +1 more source

On Fault Diagnosis of random Free-choice Petri Nets [PDF]

open access: yes, 2009
This paper presents an on-line diagnosis algorithm for Petri nets where a priori probabilistic knowledge about the plant operation is available. We follow the method developed by Benveniste, Fabre, and Haar to assign probabilities to configurations in a ...
Boel, René, Flochova, Jana
core   +2 more sources

Golden Vaterite as a Thermo‐Optical Agent

open access: yesLaser &Photonics Reviews, EarlyView.
Thermo‐optical therapeutic approaches offer new capabilities in targeted drug delivery, cancer therapy, and tissue engineering applications. The thermo‐optical characteristics of a mesoporous calcium carbonate loaded with gold nanoparticles are explored, thereby forming a metamaterial capsule. Auxiliary optomechanical tools enable efficient prototyping
Andrei Ushkov   +4 more
wiley   +1 more source

Analysing Window Flowing Control Mechanism of Packet Switching Networks Based on Stochastic Petri Nets

open access: yesTongxin xuebao, 1998
In this paper,by using queuing networks and stochastic Petri nets technique,window flow control mechanism in network layer of packet switching net can be described and analysed in detailed and then their SPN models are established,SPN reachability graph ...
Si Yujuan Lang Liuqi Zhou Li Dai Yisong
doaj   +2 more sources

Modelling and Reliability Analysis of Multi-source Renewable Energy Systems Using Deterministic and Stochastic Petri Net

open access: yesOpen Automation and Control Systems Journal, 2018
In this paper, the energy systems based on renewable resources are studied. The purpose is to make an analysis of the dynamic behavior of the component elements of these systems in order to evaluate the performance related to their reliability and ...
El-kadi Hellel, S. Hamaci, R. Ziani
semanticscholar   +1 more source

Performance modeling of e-procurement workflow using Generalised Stochastic Petri net (GSPN) [PDF]

open access: yes, 2002
This paper proposes a Generalised Stochastic Petri net (GSPN) model representing a generic e-procurement workflow process. The model displays the dynamic behaviour of the system and shows the inter relationship of process activities. An analysis based on
Ku-Mahamud, Ku Ruhana   +2 more
core  

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