نتایج جستجو برای: scaling factor

تعداد نتایج: 914467  

2001
F. Hohls K. Pierz

We present high frequency measurements of the diagonal conductivity of a two-dimensional electron system in the integer quantum Hall regime. The width of the peaks between QHE minima is analyzed within the framework of scaling theory using both temperature (1"100}700 mK) and frequency ( f)6 GHz) in a two parameter scaling ansatz. For the plateau transition width we "nd scaling behaviour for bot...

2002
J. Kwieciński A. M. Staśto

We study the impact of the QCD DGLAP evolution on the geometric scaling of the gluon distributions which is expected to hold at small x within the saturation models. To this aim we solve the DGLAP evolution equations with the initial conditions provided along the critical line Q2 = Qs(x) with Q 2 s(x) ∼ x and satisfying geometric scaling. Both fixed and running coupling cases are studied. We sh...

1996
J. M. Harrison R. J. Williams

We consider a multiclass closed queueing network model analogous to the open network models of Rybko-Stolyar and Lu-Kumar. The closed network has two single-server stations and a xed customer population of size n. Customers are routed in cyclic fashion through four distinct classes, two of which are served at each station, and each server uses a preemptive-resume priority discipline. The servic...

2017
Chen Fu Yabing Ke Min Li Jingting Luo Honglang Li Guangxing Liang Ping Fan

A surface acoustic wave based passive temperature sensor capable of multiple access is investigated. Binary Phase Shift Keying (BPSK) codes of eight chips were implemented using a reflective delay line scheme on a Y-Z LiNbO₃ piezoelectric substrate. An accurate simulation based on the combined finite- and boundary element method (FEM/BEM) was performed in order to determine the optimum design p...

Ali Mehdinia Mahmoud Omid Mohammad Amin Mohammadifar Vahid Samavati Zahra Emam-Djomeh,

Various scaling methods such as relative viscosity, Peclet and Reynolds scaling were used to find the best scaling law. Scaling and modeling of the flow curves of various model emulsions consist of Tragacanth Gum (TG) (0.5, 1 % wt), Oleic acid (5, 10% v/v) and WPI (2, 4 % wt) were investigated and the best models were selected. As these emulsions are non-Newtonian, they do not obey the usual...

Journal: :The annals of applied statistics 2013
Kanti V Mardia Christopher J Fallaize Stuart Barber Richard M Jackson Douglas L Theobald

We develop a Bayesian model for the alignment of two point configurations under the full similarity transformations of rotation, translation and scaling. Other work in this area has concentrated on rigid body transformations, where scale information is preserved, motivated by problems involving molecular data; this is known as form analysis. We concentrate on a Bayesian formulation for statisti...

Journal: :Biophysical journal 2007
Christian J Kastrup Feng Shen Matthew K Runyon Rustem F Ismagilov

This article demonstrates that the threshold response of initiation of blood clotting to the size of a patch of stimulus is a robust phenomenon under a wide range of conditions and follows a simple scaling relationship based on the Damköhler number. Human blood and plasma were exposed to surfaces patterned with patches presenting clotting stimuli using microfluidics. Perturbations of the comple...

2004
Louise F. Fitzgerald Lawrence J. Hubert

Although counseling psychologists conduct a great deal of research that attempts to reveal the structure of a given data set, rarely if ever do they utilize scaling procedures, preferring instead to rely on factor analytic strategies. In this article, we give a short introduction to the use of multidimensional scaling (MDS), with specific emphasis on applications in counseling and vocational ps...

2007
Azah Kamilah Muda Siti Mariyam Hj. Shamsuddin Maslina Darus

Past few years, a lot of research on moment functions have been explored in pattern recognition. Several new techniques have been investigated to improve conventional regular moment by proposing the scaling factor of geometrical function. In this paper, integrated scaling formulations of Aspect Invariant Moment and Higher Order Scaling Invariant with United Moment Invariant are presented in Wri...

2007
Scott C. Davis Hamid Dehghani Phaneendra K. Yalavarthy Brian W. Pogue Keith D. Paulsen

Two techniques to regularize the diffuse optical tomography inverse problem were compared for a variety of simulated test domains. One method repeats the single-step Tikhonov approach until a stopping criteria is reached, regularizing the inverse problem by scaling the maximum of the diagonal of the inversion matrix with a factor held constant throughout the iterative reconstruction. The second...

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