Results 11 to 20 of about 3,017,157 (340)

Interactive Image Segmentation Technique Based on Improved Residual Network

open access: yesIEEE Access, 2023
Interactive image segmentation offers useful guidance to users and can be applied in practical settings for production and daily life purposes. Nonetheless, the technology’s intrinsic limitations, including complicated interaction methods and high
Feng Yang, Dan Geng
doaj   +1 more source

Warsaw Active-Target TPC: A new detector for photonuclear reactions studies at astrophysical energies [PDF]

open access: yesEPJ Web of Conferences, 2023
An active-target time-projection chamber (TPC) optimised for studying nuclear reactions of astro-physical interest was developed by the University of Warsaw for studying photo-disintegration reactions using intense, monochromatic γ-ray beams.
Ćwiok Mikolaj   +15 more
doaj   +1 more source

A note on multivariate majorization [PDF]

open access: yesJournal of Mahani Mathematical Research, 2022
‎A matrix $A$ is said to be multivariate majorized by a matrix $B$‎, ‎written $A\prec B$‎, ‎if there exists a doubly stochastic matrix $D$ such that $A = BD$‎ .
Mehdi Dehghanian, Ahmad Mohammadhasani
doaj   +1 more source

Classification of the extreme points of ${\mathcal L}_s(^2l_{\infty}^3)$ by computation

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2022
Let $l_{\infty}^3=\mathbb{R}^3$ be endowed with the supremum norm. In [Comment. Math. 2017,  57 (1), 1-7], S.G. Kim classified the extreme points of the unit ball of ${\mathcal L}_s(^2l_{\infty}^3)$ only using Mathematica 8, where ${\mathcal L}_s(^2l_ ...
Sung Guen Kim
doaj   +1 more source

Extreme points of ${\mathcal L}_s(^2l_{\infty})$ and ${\mathcal P}(^2l_{\infty})$

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
For $n\geq 2,$ we show that every extreme point of the unit ball of ${\mathcal L}_s(^2l_{\infty}^n)$ is extreme in ${\mathcal L}_s(^2l_{\infty}^{n+1})$, which answers the question in [Period. Math. Hungar. 2018, 77 (2), 274-290].
Sung Guen Kim
doaj   +1 more source

An Extreme Point of Orlicz Spaces Equipped with Φ-Amemiya Norm

open access: yesJournal of Harbin University of Science and Technology, 2021
In Orlicz space,the formula of computation of a new norm that we call Φ-Amemiya norm is given. In this paper,we disscuss the conditions of norm attainability of the Orlicz space equipped with Φ-Amemiya norm, and the criterion of an extreme point is ...
CUI Yun-an, AN Li-li
doaj   +1 more source

Some Properties of Certain Subclass of Meromorphic Functions Associated with $(p , q)$-derivative [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2020
In this paper, by making use of $(p , q) $-derivative operator we introduce a new subclass of meromorphically univalent functions. Precisely, we give a necessary and sufficient coefficient condition for functions in this class.
Mohammad Hassan Golmohammadi   +2 more
doaj   +1 more source

Preservation of Extreme Points

open access: yesMathematics, 2022
We characterize the extreme points of the closed unit ball of the dual of a Banach space which are preserved by the adjoint of any extreme operator. The result is related to the structure topology introduced by Alfsen and Effros on the set of all extreme points in the dual of any Banach space.
Juan Francisco Mena-Jurado   +1 more
openaire   +5 more sources

On Janowski type p-harmonic functions associated with generalized Sǎlǎgean operator

open access: yesAIMS Mathematics, 2021
In this paper, some classes of Janowski type p-harmonic functions associated with the generalized Sǎlǎgean operator are introduced. Further, coefficient conditions, distortion estimates and the other properties of the classes are obtained.
Shuhai Li, Lina Ma, Huo Tang
doaj   +1 more source

Extreme and exposed symmetric bilinear forms on the space ${\mathcal L}_{s}(^2 l_{\infty}^2)$

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2020
We classify extreme points and exposed points of the unit ball of the space of bilinear symmetric forms on the real Banach space of bilinear symmetric forms on $l_{\infty}^2.$ It is shown that for this case, the set of extreme points is equal to the set ...
Sung Guen Kim
doaj   +1 more source

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