نتایج جستجو برای: controlling chaos

تعداد نتایج: 157694  

Journal: :مطالعات مدیریت بهبود و تحول 0
سیدمهدی الوانی هیئت علمی دانشگاه علامه طباطبائی

today we are facing with a turbulent world full of complexity and change. contemporary problems are too complicated for rational, logical solutions. they admit insights, not answers. chaos theory is a solution to reveal insights into the structure and the dynamics of complex systems. chaos theory is in formative stage, but we can use it in management practices. this article is about application...

Journal: :journal of hydraulic structures 2013
m.t. alami m. a. ghorbani l. malekani

analyses and investigations on river flow behavior are major issues in design, operation and studies related to water engineering. thus, recently the application of chaos theory and new techniques, such as chaos theory, has been considered in hydrology and water resources due to relevant innovations and ability. this paper compares the performance of chaos theory with anfis model and discusses ...

Journal: :international journal of environmental research 2012
s. farzin p. ifaei n. farzin y. hassanzadeh m.t. aalami

chaos theory discusses unstable and non-periodic behavior of non-linear fluctuating dynamicsystems. since evaporation level variations of lakes have a dynamic identity, chaos theory can have a uniquerole in collecting data of these variations. therefore it is an important and challenging problem in the field ofplanning and qualitative and quantitative management of urmia lake to verify whether ...

A. Kaveh, R. Sheikholeslami, S. Talatahari,

The Charged System Search (CSS) is combined to chaos to solve mathematical global optimization problems. The CSS is a recently developed meta-heuristic optimization technique inspired by the governing laws of physics and mechanics. The present study introduces chaos into the CSS in order to increase its global search mobility for a better global optimization. Nine chaos-based CSS (CCSS) methods...

We present a numerical study of a one-dimensional version of the Burridge-Knopoff model [16] of N-site chain of spring-blocks with stick-slip dynamics. Our numerical analysis and computer simulations lead to a set of different results corresponding to different boundary conditions. It is shown that we can convert a chaotic behaviour system to a highly ordered and periodic behaviour by making on...

2014
MARYAM SADEGHI MAJID GHOLAMI

Chaos reveals a nonlinear behavior of chaotic system with the extreme sensitivity to initial conditions. Chaos adequately justify the complicated behavior of phenomena by presenting a very simple models comprises a limited equations which involve the deterministic, dynamical systems in continuous time space to present the copacetic approximation of real world. This is of particular relevance in...

Journal: :Against the Grain 1992

2011
G. Costantini

We perform a numerical study of the fluctuations of the rescaled hydrodynamic transverse velocity field during the cooling state of a homogeneous granular gas. We are interested in the role of Molecular Chaos for the amplitude of the hydrodynamic noise and its relaxation in time. For this purpose we compare the results of Molecular Dynamics (MD, deterministic dynamics) with those from Direct Si...

Fattaneh Abbasi Talabari Mansour Fahim

Sciences exist to demonstrate the fundamental order underlying nature. Chaos/complexity theory is a novel and amazing field of scientific inquiry. Notions of our everyday experiences are somehow in connection to the laws of nature through chaos/complexity theory’s concerns with the relationships between simplicity and complexity, between orderliness and randomness (Retrieved from http://www.inc...

Journal: :journal of applied and computational mechanics 0
behrooz keshtegar university of zabol zeng meng hefei university of technology

the efficiency and robustness of reliability methods are two important factors in first order reliability method (form). the conjugate choice control (ccc) and directional chaos control method (dcc) were developed to improve the robustness and efficiency of form formula using the stability transformation method. in this paper, the ccc and dcc methods are applied for reliability analysis of a co...

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