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Product Convolution of Generalized Subexponential Distributions

open access: yesMathematics, 2023
Assume that ξ and η are two independent random variables with distribution functions Fξ and Fη, respectively. The distribution of a random variable ξη, denoted by Fξ⊗Fη, is called the product-convolution of Fξ and Fη.
Gustas Mikutavičius, Jonas Šiaulys
doaj   +3 more sources

A note on product-convolution for generalized subexponential distributions

open access: yesNonlinear Analysis, 2022
In this paper, we consider the stability property of the class of generalized subexponential distributions with respect to product-convolution. Assuming that the primary distribution is in the class of generalized subexponential distributions, we find ...
Dimitrios Konstantinides   +2 more
doaj   +2 more sources

A New Support Vector Machine Based on Convolution Product

open access: yesComplexity, 2021
The support vector machine (SVM) and deep learning (e.g., convolutional neural networks (CNNs)) are the two most famous algorithms in small and big data, respectively. Nonetheless, smaller datasets may be very important, costly, and not easy to obtain in
Wei-Chang Yeh   +3 more
doaj   +2 more sources

Convolution Product for Hilbert $C^*$-Module Valued Maps [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2023
In this paper, we introduce a convolution-type product for  strongly integrable Hilbert $C^*$-module valued maps on locally compact groups. We investigate various properties of this product related to uniform continuity, boundless, etc.
Mawoussi Todjro, Yaogan Mensah
doaj   +3 more sources

The quantum convolution product

open access: yesJournal of Physics: Conference Series
In classical statistical mechanics, physical states (probability measures) are embedded in the Banach algebra of complex Borel measures on phase space, where the algebra product is realized by convolution.
P. Aniello
semanticscholar   +3 more sources

Note on the Numerical Solutions of the General Matrix Convolution Equations by Using the Iterative Methods and Box Convolution Product

open access: yesAbstract and Applied Analysis, 2010
We define the so-called box convolution product and study their properties in order to present the approximate solutions for the general coupled matrix convolution equations by using iterative methods.
Adem Kılıçman, Zeyad Al zhour
doaj   +2 more sources

Modeling User Behavior with Graph Convolution for Personalized Product Search [PDF]

open access: yesThe Web Conference, 2022
User preference modeling is a vital yet challenging problem in personalized product search. In recent years, latent space based methods have achieved state-of-the-art performance by jointly learning semantic representations of products, users, and text ...
Fan Lu   +9 more
semanticscholar   +1 more source

Homotopy Invariance of Convolution Products [PDF]

open access: yesInternational Mathematics Research Notices, 2020
AbstractThe purpose of this paper is to show that various convolution products are fully homotopical, meaning that they preserve weak equivalences in both variables without any cofibrancy hypothesis. We establish this property for diagrams of simplicial sets indexed by the category of finite sets and injections and for tame $M$-simplicial sets, with $M$
Sagave, S., Sagave, S., Schwede, S.
openaire   +4 more sources

Holomorphic Cohomological Convolution and Hadamard Product [PDF]

open access: yesPublications of the Research Institute for Mathematical Sciences, 2022
In this article we explain the link between Pohlen’s extended Hadamard product and the holomorphic cohomological convolution on \mathbb{C}^* . For this purpose we introduce a generalized Hadamard product, which is defined even if the holomorphic ...
Dubussy, Christophe   +1 more
openaire   +4 more sources

Basic Fundamental Formulas for Wiener Transforms Associated with a Pair of Operators on Hilbert Space

open access: yesMathematics, 2021
Segal introduce the Fourier–Wiener transform for the class of polynomial cylinder functions on Hilbert space, and Hida then develop this concept. Negrin define the extended Wiener transform with Hayker et al. In recent papers, Hayker et al. establish the
Hyun Soo Chung
doaj   +1 more source

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