Results 31 to 40 of about 64,647 (289)

The Slashed‐Rayleigh Fading Channel Distribution

open access: yesMathematical Problems in Engineering, 2019
We propose an alternative distribution for modelling fading‐shadowing wireless channels. This distribution presents certain advantages over the Rayleigh‐lognormal distribution and the K distribution and has proved useful in the setting described. We obtain closed‐form expressions for the average channel capacity and for the average bit error rate of ...
E. Gómez-Déniz   +2 more
openaire   +3 more sources

Box-Cox symmetric distributions and applications to nutritional data [PDF]

open access: yes, 2017
We introduce the Box-Cox symmetric class of distributions, which is useful for modeling positively skewed, possibly heavy-tailed, data. The new class of distributions includes the Box-Cox t, Box-Cox Cole-Gree, Box-Cox power exponential distributions, and
Ferrari, Silvia L. P., Fumes, Giovana
core   +1 more source

A Symmetric Component Alpha Normal Slash Distribution: Properties and Inferences [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2013
In this paper, we introduce a new class of symmetric bimodal distribution. We define the distribution by means of a stochastic representation as the mixture of a symmetric component alpha normal random variable with respect to the power of a uniform ...
Wenhao Gui, Pei-Hua Chen, Haiyan Wu
doaj   +1 more source

Statistical Inference for a General Class of Noncentral Elliptical Distributions

open access: yesRevstat Statistical Journal, 2021
In this paper we introduce a new family of noncentral elliptical distributions. This family is generated as the quotient of two independent random variables, one with noncentral standard elliptical distribution and the other the power of a U(0, 1 ...
Jimmy Reyes   +3 more
doaj   +1 more source

Phosphorus Forms in Ultisol Submitted to Burning and Trituration of Vegetation in Eastern Amazon

open access: yesRevista Brasileira de Ciência do Solo, 2016
The use of fire to prepare agricultural areas is a technique still used by small farmers in eastern Amazon. This type of management changes the dynamics of soil nutrients, especially phosphorus, which constitutes the most limiting nutrient for crop ...
Samuel Christian Cohen Farias   +6 more
doaj   +1 more source

Scale Mixture of Maxwell-Boltzmann Distribution

open access: yesMathematics, 2023
This paper presents a new distribution, the product of the mixture between Maxwell-Boltzmann and a particular case of the generalized gamma distributions.
Jaime S. Castillo   +6 more
doaj   +1 more source

On univariate slash distributions, continuous and discrete [PDF]

open access: yesAnnals of the Institute of Statistical Mathematics, 2019
The author investigates general properties of random variables of the form \(Y/U\) (the so-called slash distributions), where \(Y\) and \(U\) are independent random variables with \(Y\) supported on \(\mathbb{R}^+\) and \(U\) uniformly distributed on \((0,1)\), and the more general \(\alpha\)-slash distributions of the form \(Y_\alpha/U^{1/\alpha}\), \(
openaire   +2 more sources

The Slash Half-Normal Distribution Applied to a Cure Rate Model with Application to Bone Marrow Transplantation

open access: yesMathematics, 2023
This paper proposes, for the first time, the use of an asymmetric positive and heavy-tailed distribution in a cure rate model context. In particular, it introduces a cure-rate survival model by assuming that the time-to-event of interest follows a slash ...
Diego I. Gallardo   +4 more
doaj   +1 more source

Slash Spatial Linear Modeling: Soybean Yield Variability as a Function of Soil Chemical Properties

open access: yesRevista Brasileira de Ciência do Solo, 2018
: In geostatistical modeling of soil chemical properties, one or more influential observations in a dataset may impair the construction of interpolation maps and their accuracy.
Regiane Slongo Fagundes   +3 more
doaj   +1 more source

A Reliability Model Based on the Incomplete Generalized Integro-Exponential Function

open access: yesMathematics, 2020
This article introduces an extension of the Power Muth (PM) distribution for modeling positive data sets with a high coefficient of kurtosis. The resulting distribution has greater kurtosis than the PM distribution.
Juan M. Astorga   +4 more
doaj   +1 more source

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