Results 31 to 40 of about 138 (124)

Bounds for Functions of Dependent Risks

open access: yes, 2006
Copulas, Dependent risks, Dependence bounds, Fréchet bounds, 60E15, 60E05, G10,
Paul Embrechts   +4 more
core   +1 more source

A combinatorial proof of the Gaussian product inequality beyond the MTP2 case

open access: yesDependence Modeling, 2022
A combinatorial proof of the Gaussian product inequality (GPI) is given under the assumption that each component of a centered Gaussian random vector X=(X1,…,Xd){\boldsymbol{X}}=\left({X}_{1},\ldots ,{X}_{d}) of arbitrary length can be written as a ...
Genest Christian, Ouimet Frédéric
doaj   +1 more source

Refined Weighted Schweitzer‐Type Inequalities With Applications to Statistical Moments

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
In this paper, we establish a weighted version of the classical Schweitzer integral inequality for positive bounded functions. We first derive a sharp upper bound for the product of two weighted integrals involving a function and its reciprocal. We then obtain a refined form of the inequality containing an explicit nonnegative remainder term, which ...
Rubayyi T. Alqahtani   +2 more
wiley   +1 more source

Generalized Hoeffding-Fréchet functionals and mass transportation

open access: yesDependence Modeling
This note is concerned with some historical remarks on and a partial review of two interesting mathematical subjects, the generalized Hoeffding-Fréchet functionals and the Monge-Kantorovich mass transportation problem.
Rüschendorf Ludger
doaj   +1 more source

Efficacy of an oral chew containing fibre and Bacillus velezensis C‐3102 in the management of anal sac impaction in dogs

open access: yesVeterinary Dermatology, Volume 36, Issue 1, Page 74-82, February 2025.
Background — Anal sac impaction is common in dogs and manual expression may be effective, yet recurrence remains a problem. To facilitate physiological emptying of the sacs, it is important to maintain a bulky stool consistency. Objectives — The study evaluated if supplementation with ProGlan, a complementary feed containing Bacillus velezensis C‐3102 ...
Marta Salichs   +2 more
wiley   +1 more source

A discrete analogue of Terrell's characterization of rectangular distributions [PDF]

open access: yes, 2022
George R. Terrell (1983, {Ann. Probab., vol. 11(3), pp. 823--826) showed that the Pearson coefficient of correlation of an ordered pair from a random sample of size two is at most one-half, and the equality is attained only for rectangular (uniform over ...
Papadatos, Nickos
core  

On the asymptotic covariance of the multivariate empirical copula process

open access: yesDependence Modeling, 2019
Genest and Segers (2010) gave conditions under which the empirical copula process associated with a random sample from a bivariate continuous distribution has a smaller asymptotic covariance than the standard empirical process based on a random sample ...
Genest Christian   +2 more
doaj   +1 more source

Maximal ϕ-inequalities for demimartingales

open access: yesJournal of Inequalities and Applications, 2011
In this paper, we establish some maximal ϕ-inequalities for demimartingales that generalize the results of Wang (Stat. Probab. Lett. 66, 347-354, 2004) and Wang et al. (J. Inequal. Appl. 2010(838301), 11, 2010) and improve Doob's type inequality for
Gong Xiaobing
doaj  

The 123 theorem of Probability Theory and Copositive Matrices

open access: yesSpecial Matrices, 2014
Alon and Yuster give for independent identically distributed real or vector valued random variablesX, Y combinatorially proved estimates of the form Prob(∥X − Y∥ ≤ b) ≤ c Prob(∥X − Y∥ ≤ a). We derivethese using copositive matrices instead.
Kovačec Alexander   +2 more
doaj   +1 more source

On applications of Andrica-Badea and Nagy inequalities in spectral graph theory [PDF]

open access: yes, 2015
Applications of Andrica-Badea and Nagy inequalities for determining bounds of graph invariants of undirected, connected graphs are investigated. We consider bounds of the following invariants: the first Zagreb index, general Randic index, Laplacian ...
MILOVANOVIĆ, Igor   +2 more
core  

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