Results 1 to 10 of about 9,562 (223)

Matrix-Tilted Archimedean Copulas [PDF]

open access: yesRisks, 2021
The new class of matrix-tilted Archimedean copulas is introduced. It combines properties of Archimedean and elliptical copulas by introducing a tilting matrix in the stochastic representation of Archimedean copulas, similar to the Cholesky factor for ...
Marius Hofert, Johanna F. Ziegel
doaj   +2 more sources

Highly Sensitive Control Study of PD Archimedean Antenna Based on Rotating Unit Reflective Metasurface [PDF]

open access: yesMicromachines
Addressing the insufficient sensitivity of typical Archimedean spiral antennas for detecting partial discharge (PD) in electrical equipment, this paper proposes a high-sensitivity regulation technique for PD Archimedean antennas based on rotating unit ...
Lihao Luo   +6 more
doaj   +2 more sources

Archimedean Heronian mean operators based on complex intuitionistic fuzzy sets and their applications in decision-making problems [PDF]

open access: yesHeliyon
In this article, we derive the Archimedean aggregation operators for complex intuitionistic fuzzy sets, for this, first, we evaluate some Archimedean operational laws based on complex intuitionistic fuzzy values and then we discuss their special cases ...
Zeeshan Ali   +3 more
doaj   +2 more sources

Nearly $k-th$ Partial Ternary Cubic $*$-Derivations On Non-Archimedean $\ell$-Fuzzy $C^{*}$-Ternary Algebras [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2022
In this paper, we investigate approximations of the $k-th$ partial ternary cubic derivations on non-Archimedean $\ell$-fuzzy Banach ternary algebras and non-Archimedean $\ell$-fuzzy $C^{*}$-ternary algebras.
Mohammad Ali Abolfathi
doaj   +1 more source

A classification of hull operators in archimedean lattice-ordered groups with unit [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2020
The category, or class of algebras, in the title is denoted by $\bf W$. A hull operator (ho) in $\bf W$ is a reflection in the category consisting of $\bf W$ objects with only essential embeddings as morphisms.
Ricardo E. Carrera, Anthony W. Hager
doaj   +1 more source

Joint stochastic simulation of petrophysical properties with elastic attributes based on parametric copula models

open access: yesGeofísica Internacional, 2023
The spatial stochastic co-simulation method based on copulas is a general method that allows simulating variables with any type of dependency and probability distribution functions.
Daniel Vázquez-Ramírez   +4 more
doaj   +1 more source

Some ordered hypersemigroups which enter their properties into their σ-classes [PDF]

open access: yesJournal of Hyperstructures, 2017
An important problem in the theory of ordered hypersemigroups is to describe the ordered hypersemigroups which enter their properties into their σ-classes.
Niovi Kehayopulu
doaj   +1 more source

Archimedean-Compensatory Fuzzy Logic Systems [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2015
The paper aims to define a new kind of logic, referred to as Archimedean-Compensatory Logic, which is constructed from the unification of two different fuzzy logic systems, namely a continuous Archimedean fuzzy logic and a compensatory fuzzy logic.
Rafael A. Espin-Andrade   +3 more
doaj   +1 more source

$\alpha$-Projectable and laterally $\alpha$-complete Archimedean lattice-ordered groups with weak unit via topology [PDF]

open access: yesCategories and General Algebraic Structures with Applications
Let $\bf{W}$ be the category of Archimedean lattice-ordered groups with weak order unit, $\bf{Comp}$ the category of compact Hausdorff spaces, and $\mathbf{W} \xrightarrow{Y} \mathbf{Comp}$ the Yosida functor, which represents a $\bf{W}$-object $A$ as ...
Brian Wynne, Anthony Hager
doaj   +1 more source

Operator Linear-2 Terbatas pada Ruang Bernorma-2 Non-Archimedean

open access: yesJurnal Fourier, 2019
Di dalam paper ini dikonstruksikan operator linear-2 terbatas dari X2 ke Y , dengan X  ruang bernorma-2 non-Archimedean dan  ruang bernorma non-Archimedean.
Burhanudin Arif Nurnugroho   +2 more
doaj   +1 more source

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