نتایج جستجو برای: complex systems

تعداد نتایج: 1845921  

Journal: :Journal of Systems Science and Systems Engineering 2014

Journal: :international journal of health policy and management 2015
david j hunter

health systems have entered a third era embracing whole systems thinking and posing complex policy and management challenges. understanding how such systems work and agreeing what needs to be put in place to enable them to undergo effective and sustainable change are more pressing issues than ever for policy-makers. the theory-policy-practice-gap and its four dimensions, as articulated by chini...

Journal: :AI in Engineering 1988
Benjamin Kuipers

Qualitative simulation faces an intrinsic problem of scale: the number of limit hypotheses grows exponentially with the number of parameters approaching limits. We present a method called TimeScale Abstraction for structuring a complex system as a hierarchy of smaller, interacting equilibrium mechanisms. Within this hierarchy, a given mechanism views a slower one as being constant, and a faster...

2005
Walid Ben Ahmed Michel Bigand Yves Page

Designers and accidentologists have to collaborate in order to develop new safety systems. Accidentologists recognize Accident Scenario as a powerful tool to provide designers with the required knowledge about accident. However, an accident scenario has to be presented in a way that both designers and accidentologists can understand and use. The fact that designers and accidentologists do not s...

2015
Raed M. Jaradat

Systems thinking offers a particularly useful worldview for dealing with increasing complexities faced by individuals. This paper explores the nature, assessment, and implications that systems thinking holds for individuals challenged by the shifting landscape of modern complex system governance. Following an introduction that identifies the main attributes of complex systems faced by individua...

Journal: :I. J. Bifurcation and Chaos 2010
Luciano da Fontoura Costa Francisco Aparecido Rodrigues Paulino Ribeiro Villas Boas

L. DA F. COSTA∗,†, F. A. RODRIGUES‡ and P. R. VILLAS BOAS∗ ∗Institute of Physics at São Carlos, University of São Paulo, PO Box 369, São Carlos, São Paulo, 13560-970 Brazil †National Institute of Science and Technology for Complex Systems ∗[email protected] ‡Departamento de Matemática Aplicada e Estat́ıstica, Instituto de Ciências Matemáticas e de Computação, Universidade de São Paulo, Campus ...

2012

Let's read! We will often find out this sentence everywhere. When still being a kid, mom used to order us to always read, so did the teacher. Some books are fully read in a week and we need the obligation to support reading. What about now? Do you still love reading? Is reading only for you who have obligation? Absolutely not! We here offer you a new book enPDFd morphogenetic engineering toward...

2009
Margaret M. Wiecek Melissa Gardenghi

Complex systems are modeled as collections of multiobjective programs each representing a subproblem (a subsystem or component) of the overall system. The subproblems interact with each other in various ways adding to the complexity of the overall problem. Since the calculation of efficient sets of these complex systems presents a challenging problem, it is desirable to decompose the overall sy...

2006
Bryan D. Jones

Topics: The discipline of 'Complex Systems' studies how collective behavior emerges due to interaction of the parts of a system. You will learn the basic concepts and methods of complex system research. Both historical and present-day approaches will be mentioned. It will be emphasized that since many systems of very different fields, such as physics, chemistry, biology, economics, psychology a...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
wang xinming xu dongling

the interaction of brilliant green with herring sperm dna was investigated in detail by spectrometric methods in γ-cyclodextrin systems. on the condition of physiological ph, brilliant green prefers to form the 1:1 inclusion complex with γ-cyclodextrin.all the evidences indicated that the binding modes between γ-cyclodextrin-brilliant green and dna were grooving binding and partial non-classica...

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