Results 51 to 60 of about 2,145,484 (200)

Absolute Moments of Generalized Hyperbolic Distributions and Approximate Scaling of Normal Inverse Gaussian Lévy-Processes [PDF]

open access: yes, 2004
Expressions for (absolute) moments of generalized hyperbolic (GH) and normal inverse Gaussian (NIG) laws are given in terms of moments of the corresponding symmetric laws.
Barndorff-Nielsen, Ole Eiler   +1 more
core   +3 more sources

On weighted exponential-Gompertz distribution: properties and application

open access: yesJournal of Taibah University for Science, 2019
In this paper, we introduce a new distribution generated by an integral transform of the probability density function of the weighted exponential distribution. This distribution is called the weighted exponential-Gompertz (WE-G). Its hazard rate function
Ahmed M. T. Abd El-Bar, I. E. Ragab
doaj   +1 more source

Collisional rates for the inelastic Maxwell model: application to the divergence of anisotropic high-order velocity moments in the homogeneous cooling state

open access: yes, 2012
The collisional rates associated with the isotropic velocity moments $$ and the anisotropic moments $$ and $$ are exactly derived in the case of the inelastic Maxwell model as functions of the exponent $r$, the coefficient of restitution $\alpha$, and ...
A. Baldassarri   +27 more
core   +1 more source

Harmonic moment dynamics in Laplacian growth [PDF]

open access: yes, 2009
Harmonic moments are integrals of integer powers of z = x+iy over a domain. Here the domain is an exterior of a bubble of air growing in an oil layer between two horizontal closely spaced plates.
Alexander Leshchiner   +11 more
core   +2 more sources

Three-field FEM for analysis of thin elastic shells

open access: yesMagazine of Civil Engineering
To obtain a finite element algorithm in the three-field formulation, a conditional functional was used, based on the equality of the actual work of the internal force factors (internal forces and moments) at the strains and curvatures of the middle ...
Klochkov Yuri   +4 more
doaj   +1 more source

Performance of the Product of Three Nakagami-m Random Variables [PDF]

open access: yesJournal of Communications Software and Systems, 2020
An output signal from a multi-section wireless relay communication system is equal to the product of the signal envelopes from individual sections. In this paper, a three-sections relay system is considered in the presence of Nakagami-m fading at each ...
Dragana Krstic   +4 more
doaj  

A New Generalization of the Fréchet Distribution: Properties and Application

open access: yesStatistica, 2019
A new generalization of the Fréchet distribution is introduced and studied. Its structural properties including the quantile function, random number generation, moments, moment generating function and order statistics are investigated.
Jayakumar Kuttan Pillai   +1 more
doaj   +1 more source

Microcrack Parameters Characterization in Hard-Coatings Using Moments for Image Processing

open access: yesInternational Journal of Electrochemical Science, 2013
The purpose of this paper is to present an automatic, reliable technique to characterize length and orientation of microcracks in hard-coatings that is easy to implement.
A. Femat-Diaz   +4 more
doaj   +1 more source

Factorial moments of point processes

open access: yes, 2013
We derive joint factorial moment identities for point processes with Papangelou intensities. Our proof simplifies previous approaches to related moment identities and includes the setting of Poisson point processes.
Breton, Jean-Christophe   +1 more
core   +2 more sources

Magnetic moments of the 3/2 resonances and their quark spin structure

open access: yes, 1995
We discuss magnetic moments of the $J=3/2$ baryons based on an earlier model for the baryon magnetic moments, allowing for flavor symmetry breaking in the quark magnetic moments as well as a general quark spin structure.
A. Bosshard   +15 more
core   +1 more source

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