نتایج جستجو برای: model free

تعداد نتایج: 2535575  

1992
Gio Wiederhold

We consider how programming-in-the-large diiers from programming-in-the-small. We then focus on resolving a critical connict that arises when building large software systems. Large systems have both the requirement to be adequately eecient in execution and suuciently exible to be maintainable in a changing world. For our purpose their scale is assumed to be such that multiple processors, multip...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده مهندسی 1387

abstract this paper discusses several commonly used models for strategic marketing¹ including market environmental analysis methods (i.e. swot and pest analysis) and strategic marketing tools and techniques (i.e. boston matrix and shell directional policy matrix)and shows how these models may help a firm to achieve its strategic goals. at first, the main reason for doing this research is de...

The objective of this work is to develop deep theoretical methods that are based on the solution of the integral boundary layer equations for investigating film cooling in liquid rocket engine. The integral model assumes that heat is transferred from hot free stream gas to the liquid film both by convection and radiation. The mass is transferred to the free srteam gas by the well-known blowing ...

Nader Khedri

The aim of this study is to investigate the effects of corporate governance mechanisms in preventing the bankruptcy of companies listed in Tehran Stock Exchange. For this purpose, corporate governance mechanisms, including institutional ownership, non-executive members of the board, CEO dual responsibility and free float stock are determined as independent variables and Bankruptcy based on the ...

Journal: :Scholarpedia 2010
Charles Pfister

" Interface free energy is the contribution to the free energy of a system due to the presence of an interface separating two coexisting phases at equilibrium ". It is also called interfacial free energy or surface tension. The content of the article is 1) the definition of the interface free energy from first principles of statistical mechanics; 2) a detailed exposition of its thermodynamical ...

2016
A. Georges D. Hansel P. Le Doussal J. M. Maillard J. P. Bouchaud

2014 A method systematically improving the annealed bounds (for the free energy and the ground state energy) is presented and illustrated by the example of disordered Ising models. An optimization procedure leads to new bounds for which the critical behaviour differs from the pure model behaviour. Geometrical effects, such as frustration, can also be included in this method. We obtain simple ex...

1995
Murray T. Batchelor Vlad Fridkin

We obtain the diagonal reflection matrices for a recently introduced family of dilute AL lattice models in which the A3 model can be viewed as an Ising model in a magnetic field. We calculate the surface free energy from the crossing-unitarity relation and thus directly obtain the critical magnetic surface exponent δs for L odd and surface specific heat exponent for L even in each of the variou...

2007
Steven D. Bass

We conjecture that neutrino physics might correspond to the spontaneous magnetisation phase of an Ising-like spin model interaction coupled to neutrino chirality which operates at scales close to the Planck mass. We argue that this scenario leads to a simple extension of the Standard Model with no additional parameters that dynamically generates parity violation and spontaneous symmetry breakin...

2009
Kazuhiko MINAMI

A fractal set which corresponds to the six-vertex model has been obtained and a relationship between the free energy of the six-vertex model and the fractal dimension of the fractal set was established. Notions which correspond to the transfer matrix and the n-equivalence has been found in the area of the fractal geometry. This correspondence can be generalized to the case of the models suitabl...

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