نتایج جستجو برای: air chaos
تعداد نتایج: 229098 فیلتر نتایج به سال:
در این تحقیق ابتدا به ارائه ی یکی از روش های محاسباتی به نام روش اجزای محدود تصادفی طیفی(ssfem) پرداخته و به دنبال آن با برطرف نمودن نقاط ضعف روش مذکورکه شامل محدودیت در اندازه ی سیستم و شعاع طیفی ماتریس سختی کل می باشد، روش توسعه-یافته که حالت کلی تری از روش اجزای محدود تصادفی طیفی یا به عبارت دیگر اصلاح شده این روش است، معرفی می گردد. سپس نشان داده می شود که به هنگام آنالیز هر نوع سیستم سازه ...
A measure describing the chaos of a dynamics was introduced by two complexities in information dynamics, and it is called the chaos degree. In particular, the entropic chaos degree has been used to characterized several dynamical maps such that logistis, Baker’s, Tinckerbel’s in classical or quantum systems. In this paper, we give a new treatment of quantum chaos by defining the entropic chaos ...
The aim of this paper is to investigate the existence of Parrondo’s paradox for the logistic family fa(x) = ax(1−x), x ∈ [0, 1], when the parameter value a ranges over the interval [1, 4]. We find that a paradox of type “order + order = chaos” arises for both physically observable and topological chaos, while a “chaos + chaos = order” paradox can be only detected for the case of physically obse...
This paper studies the performance of selected chaos-based communication systems whose spectrum overlaps with that of conventional narrowband systems. Such a scenario may occur in normal practice when chaos-based systems are introduced while the conventional systems are still in operation. The particular chaos-based systems under study are the coherent chaos-shift-keying (CSK) system and the no...
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...
The Need to Utilize Chaos Management Techniques in Elementary School Preparedness Assessment Program
The Need to Utilize Chaos Management Techniques in Elementary School Preparedness Assessment Program M. H. Hassani Shalmaani, Ph.D.* One of the most important programs in the Ministry of Education is the health and academic preparedness assessment program. It is assumed that any assessment program is so dynamic and unpredictable that makes systematic planning impossible. Thi...
The study applies diverse methods of chaos detection to meteorological variable data (air temperature, relative humidity, surface pressure, precipitation, and wind speed for Ha'il, Saudi Arabia) understand the nonlinear dynamics classify their nature. Additionally, Random Forest Algorithm model is used predict precipitation speed. results obtained by classical modern approaches are compared. Al...
Different types of chaotic flow are possible in the 3-dimensional state spaces of two simple nonlinear differential equations. The first equation consists of a 2-variable, double-focus subsystem complemented by a linearly coupled third variable. It produces at least three types of chaos: Lorenzian chaos, "sandwich" chaos, and "horseshoe" chaos. Two figure 8-shaped chaotic regimes of the latter ...
in purpose of this paper is to discuss the occurance of bifurcation and chaos in nonlinear systems in general, and the pearl-reed model whi.ch has been used for representing the lynamical behavior of the petroleum resources in particular. based on this investigation, it is shown that the observed tluctuations in the petroleum market can be erplained by its interral dynamics and the increase in ...
Risk factors are generally defined and assigned to road networks, as constant measures in hazmat routing problems. In fact, they may be dynamic variables depending on traffic volume, weather and road condition, and drivers' behavior. In this research work, risk factors are defined as dynamic variables using the concept of chaos theory. The largest Lyapunov exponent is utilized to determine the ...
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