نتایج جستجو برای: cellular automata markov ca markov

تعداد نتایج: 635258  

Journal: :Computers, Environment and Urban Systems 2021

Cellular automata (CA) models have increasingly been used to simulate land use/cover changes (LUCC). Metaheuristic optimization algorithms such as particle swarm (PSO) and genetic algorithm (GA) recently introduced into CA frameworks generate more accurate simulations. Although Markov Chain Monte Carlo (MCMC) is simpler than PSO GA, it rarely calibrate models. In this article, we introduce a no...

Journal: :The journal of social sciences research 2021

The land use cover change and its modeling approach has recently been considered by the scientific community to observe environmental changes. Remote Sensing Geographical Information System (GIS) give major techniques which can be useful in analysis at town locale as well city levels. RS data from Thematic Mapper sensor of 1998, 2002, 2010, 2014, 2018, Operational Land Imager 2018 were used for...

2010
Christian Eisentraut Holger Hermanns Lijun Zhang

We discuss conceptional and foundational aspects of Markov automata [22]. We place this model in the context of continuousand discrete-time Markov chains, probabilistic automata and interactive Markov chains, and provide insight into the parallel execution of such models. We further give a detailled account of the concept of relations on distributions, and discuss how this can generalise known ...

2009
Farhad Arbab Tom Chothia Robert D. van der Mei Sun Meng Young-Joo Moon Chrétien Verhoef

Reo is a channel-based coordination model whose operational semantics is given by Constraint Automata (CA). Quantitative Constraint Automata extend CA (and hence, Reo) with quantitative models to capture such non-functional aspects of a system’s behaviour as delays, costs, resource needs and consumption, that depend on the internal details of the system. However, the performance of a system can...

Journal: :Fundam. Inform. 2009
Ruggero Lanotte Danièle Beauquier

In this paper we extend the predicate logic introduced in [Beauquier et al. 2002] in order to deal with Semi-Markov Processes. We prove that with respect to qualitative probabilistic properties, model checking is decidable for this logic applied to SemiMarkov Processes. Furthermore we apply our logic to Probabilistic Timed Automata considering classical and urgent semantics, and considering als...

جعفرزاده, علی اکبر, مهدوی, علی, میرزایی زاده, وحید, کرمشاهی, عبدالعلی,

In order to optimize the planning and management of natural resources and the environment, it is essential to know the status of land cover changes over the past decades. Modeling land cover change can provide valuable information for better understanding of this process, determining of effective factors and forecasting of regions subject to change. This study aimed to determine and simulate th...

Journal: :تحقیقات جغرافیایی 0
نفیسه رمضانی دانشگاه صنعتی اصفهان رضا جعفری دانشگاه صنعتی اصفهان

modeling and prediction of land use/cover changes is an essential need for planning sustainable use of land in country like iran with its high level of changes in land uses and land covers. this study aimed to analyze the capability of ca markov prediction model and landsat satellite images for land use/cover change detection within the framework of “iran at 1404 prospective” in esfarayen r...

Journal: :Astronomy & Astrophysics 2001

1995
Jean-Michel Fourneau

We show how some graph theoretical arguments may be used to reduce the complexity of the computation of the steady-state distribution of Markov chain. We consider the directed graph associated to a Markov chain derived from a Stochastic Automata Network (SAN). The structural properties of the automata are used to establish new various results. First, we establish the complexity of the resolutio...

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