نتایج جستجو برای: deformed linear models

تعداد نتایج: 1327196  

Journal: :journal of agricultural science and technology 2013
m. vatankhah

the data set employed in this study was comprised of a number of 6,800 records of lamb’s longevity and their survival rate, collected from 1989 through 2009, from the lori-bakhtiari experimental flock at the shooli station in shahrekord, iran. the data were analyzed using linear models and proportional hazard models with weibull function. these models included fixed factors and direct additive ...

A comparative workflow, including linear and non-linear QSAR models, was carried out to evaluate the predictive accuracy of models and predict the inhibition activity of a series of aryl-substituted isobenzofuran-1(3H)-ones. The data set consisted of 34 compounds was classified into the training and test sets, randomly. Molecular descriptors were selected using the genetic algorithm (GA) as a f...

Journal: :Entropy 2013
Barbara Trivellato

We illustrate some financial applications of the Tsallis and Kaniadakis deformed exponential. The minimization of the corresponding deformed divergence is discussed as a criterion to select a pricing measure in the valuation problems of incomplete markets. Moreover, heavy-tailed models for price processes are proposed, which generalized the well-known Black and Scholes model.

2005
S. Mignemi

We study the structure of the phase space of generic models of deformed special relativity which gives rise to a definition of velocity consistent with the deformed Lorentz symmetry. As a byproduct we also determine the laws of transformation of spacetime coordinates.

2008
K. D. Sviratcheva A. I. Georgieva J. P. Draayer

A fermion realization of the compact symplectic sp(4) algebra provides a natural framework for studying isovector pairing correlations in nuclei. While these correlations manifest themselves most clearly in the binding energies of 0 ground states, they also have a large effect on the energies of excited states, including especially excited 0 states. In this article we consider non-deformed as w...

Journal: :مرتع و آبخیزداری 0
ذکریا اسدالهی دانشجوی کارشناسی ارشد آبخیزداری، دانشکدة منابع طبیعی، دانشگاه تربیت مدرس مهدی وفاخواه استادیار گروه آبخیزداری، دانشکده منابع طبیعی، دانشگاه تربیت مدرس سید حمید رضا صادقی استاد گروه آبخیزداری، دانشکده منابع طبیعی، دانشگاه تربیت مدرس

todays, dynamic models are supposed as the most important tools in erosion and sediment phenomenadue to their complexities and existence of many affecting factors. towards, the present study wasconducted in the kojour watershed for daily sediment modeling using daily rainfall, discharge andsediment during 2007 to 2010. the modeling process was carried out all data and the monthly andseasonally ...

1992
Chao Zhang Baozong Yuan

We propose a new kind of models, which are called Nonlinear Deformable Superquadric (NDS) models, for representing and reconstructing 3D objects. Instead of linear tapering deformation, a piecewise cubic Bezier spline is used to deform superquadrics. By changing the control points of the spline, the shape of the model is deformed as if it was made of a flexible material. In this manner, we can ...

2003
Jessica Crouch Stephen Pizer Gikas Mageras Gilad Cohen Marco Zaider Sarang Joshi Edward Chaney Edward L. Chaney

Purpose: Dose escalation to intraprostatic tumor domains detected by magnetic resonance spectroscopy imaging (MRSI) requires non-rigid registration of MRSI-positive volumes (visualized in a prostate gland deformed by the endorectal balloon coil) with ultrasound (US) and/or CT images used for treatment planning. Finite element analysis is a principled method for modeling physical deformation tha...

1995
Dennis BONATSOS

Various applications of quantum algebraic techniques in nuclear structure physics, such as the suq(2) rotator model and its extensions, the use of deformed bosons in the description of pairing correlations, and the construction of deformed exactly soluble models (Interacting Boson Model, Moszkowski model) are briefly reviewed. Emphasis is put in the study of the symmetries of the anisotropic qu...

Journal: :Linear Algebra and its Applications 1985

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