Results 11 to 20 of about 82 (50)

Hyper-dependence, hyper-ageing properties and analogies between them: a semigroup-based approach [PDF]

open access: yes, 2001
In previous papers, evolution of dependence and ageing, for vectors of non-negative random variables, have been separately considered. Some analogies between the two evolutions emerge however in those studies.
SPIZZICHINO, Fabio   +4 more
core   +1 more source

Aging functions and multivariate notions of NBU and IFR [PDF]

open access: yes, 2010
For d≥2, let X=(X1, …, Xd) be a vector of exchangeable continuous lifetimes with joint survival function $\overline{F}$. For such models, we study some properties of multivariate aging of $\overline{F}$ that are described by means of the multivariate ...
Fabio Spizzichino   +5 more
core   +1 more source

On the $T$-conditionality of $T$-power based implications [PDF]

open access: yes, 2022
summary:It is well known that, in forward inference in fuzzy logic, the generalized modus ponens is guaranteed by a functional inequality called the law of $T$-conditionality.
Peng, Zuming
core   +1 more source

A primer on triangle functions I [PDF]

open access: yes, 2008
This primer aims at providing an overview of existing concepts and facts about triangle functions as they have been presented in the book by Schweizer & Sklar.
SEMPI, Carlo, S. SAMINGER
core   +1 more source

On the Minkowski-Hölder type inequalities for generalized Sugeno integrals with an application [PDF]

open access: yes, 2016
summary:In this paper, we use a new method to obtain the necessary and sufficient condition guaranteeing the validity of the Minkowski-Hölder type inequality for the generalized upper Sugeno integral in the case of functions belonging to a wider class ...
Boczek, Michał, Kaluszka, Marek
core   +1 more source

Componentwise concave copulas and their asymmetry [PDF]

open access: yes, 2009
summary:The class of componentwise concave copulas is considered, with particular emphasis on its closure under some constructions of copulas (e.g., ordinal sum) and its relations with other classes of copulas characterized by some notions of concavity ...
Durante, Fabrizio   +2 more
core   +1 more source

Uogólnione schematy i reguły wnioskowania w logice rozmytej [PDF]

open access: yes, 2020
In Chapter 1 we recall the most important notions in the theory of fuzzy sets. In Chapter 2 we give some basic facts regarding approximate reasoning. In the main part of the thesis we consider functional equations and inequalities mentioned above when
Miś, Katarzyna
core  

Transformations of copulas [PDF]

open access: yes, 1978
summary:Transformations of copulas by means of increasing bijections on the unit interval and attractors of copulas are discussed. The invariance of copulas under such transformations as well as the relationship to maximum attractors and Archimax copulas
Charpentier, Arthur   +7 more
core   +1 more source

Defects and transformations of quasi-copulas [PDF]

open access: yes, 2016
summary:Six different functions measuring the defect of a quasi-copula, i. e., how far away it is from a copula, are discussed. This is done by means of extremal non-positive volumes of specific rectangles (in a way that a zero defect characterizes ...
Saminger-Platz, Susanne   +7 more
core   +1 more source

A primer on triangle functions II [PDF]

open access: yes, 2010
In [32] we presented an overview of concepts, facts and results on triangle functions based on the notions of t-norm, copula, (generalized) convolution, semicopula, quasi-copula. Here, we continue our presentation.
SEMPI, Carlo, S. Saminger Platz
core  

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