نتایج جستجو برای: averaged model

تعداد نتایج: 2133730  

Turbulent flow over wall-mounted cube in a channel was investigated numerically using Large Eddy Simulation. The Selective Structure Function model was used to determine eddy viscosity that appeared in the subgrid scale stress terms in momentum equations. Studies were carried out for the flows with Reynolds number ranging from 1000 to 40000. To evaluate the computational results, data was compa...

2008
DANIEL ŠEVČOVIČ

We study the generalized Fong–Vasicek two-factor interest rate model with stochastic volatility. In this model dispersion is assumed to follow a non-negative process with volatility proportional to the square root of dispersion, while the drift is assumed to be a general function. We consider averaged bond prices with respect to the limiting distribution of stochastic dispersion. The averaged b...

Data envelopment analysis is a nonparametric method for measuring the performance of a set of decision-making units (DMUs) that consume multiple inputs to produce multiple outputs. Using this approach, the performance of DMUs is measured from both optimistic and pessimistic views. However, their results are very misleading and even contradictory in many cases. Indisputably, different performanc...

Journal: :پژوهش های تولید گیاهی 0
نسیم مقدادی دانشجوی سابق کارشناسی ارشد اگرواکولوژی گروه زراعت دانشگاه علوم کشاورزی و منابع طبیعی گرگان افشین سلطانی استاد گروه زراعت دانشگاه علوم کشاورزی و منابع طبیعی گرگان بهنام کامکار دانشیار گروه زراعت دانشگاه علوم کشاورزی و منابع طبیعی گرگان امیر حجارپور دانشجوی دکتری اکولوژی گیاهان زراعی، گروه زراعت دانشگاه علوم کشاورزی و منابع طبیعی گرگان

it is essential to understand crop yield potentials and exploitable gaps to detect yield constraints of crops. yield gap analysis is a method to evaluate our systems distance from actual capability of a region to produce a given crop which will direct researches and help for cropping patterns design and programming. moreover, knowledge on a region capability could result in investigating on giv...

Journal: :Annals of Mathematics 2018

Journal: :Annales de la faculté des sciences de Toulouse Mathématiques 2016

Journal: :Physical Review A 2021

In the present work, averaged fidelity is introduced as steering parameter. According to definitions of from Alice Bob, a general scheme for designing linear criteria developed high-dimensional system. For given set measurements on Bob's side, two quantities, so-called nonsteering thresholds, can be defined. If measured exceeds these state shared by and Bob steerable performed are also verified...

Journal: :international journal of environmental research 0

the karkheh dam reservoir with a capacity of more than 5 billion cubic meter is the largest dam in iran with both agricultural and drinking usages. its hydrodynamics and water quality were modeled and simulated to analyze the total maximum daily load (tmdl) of total dissolved solids (tds). the simulation was supported with measurements of temperature and tds measurements during two years. a lat...

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