Results 21 to 30 of about 978 (184)

Some Remarks on Fuzzy Hilbert Spaces [PDF]

open access: yes, 2021
The aim of this paper is to determine a suitable definition for the concept of fuzzy Hilbert space. In order to achieve this, we firstly focused on various approaches from the already-existent literature. Then we considered another approach to the notion of fuzzy inner product and analysed its properties.
Popa Lorena, Lavinia Sida
openaire   +1 more source

Fuzzy Inner Product Space: Literature Review and a New Approach

open access: yesMathematics, 2021
The aim of this paper is to provide a suitable definition for the concept of fuzzy inner product space. In order to achieve this, we firstly focused on various approaches from the already-existent literature.
Lorena Popa, Lavinia Sida
doaj   +1 more source

Multi-model Adaptation Method of Possibilistic Clustering Assumption [PDF]

open access: yesJisuanji kexue yu tansuo, 2023
Graph based semi-supervised learning (GSSL) has been attracting more and more attention with its intui-tiveness and good learning performance in the machine learning community.
DAN Yufang, TAO Jianwen, ZHAO Yue, PAN Jie, ZHAO Baoqi
doaj   +1 more source

Fuzzy Logic and Soft Computing – Dedicated to the Centenary of the Birth of Lotfi A. Zadeh (1921-2017)

open access: yes, 2022
The present book contains 14 papers accepted and published in the Special Issue of the MDPI Mathematics journal, entitled "Fuzzy Logic and Soft Computing – Dedicated to the Centenary of the Birth of Lotfi A.

core   +2 more sources

One-loop effective action and emergent gravity on quantum spaces in the IKKT matrix model

open access: yesJournal of High Energy Physics, 2023
A detailed derivation of 3 + 1 dimensional induced or emergent gravity in the IKKT matrix model at one loop is given, as announced in [1]. The mechanism requires a brane configuration with structure M 3 , 1 × K ⊂ ℝ 9 , 1 $$ {\mathcal{M}}^{3,1}\times ...
Harold C. Steinacker
doaj   +1 more source

Gravity as a quantum effect on quantum space-time

open access: yesPhysics Letters B, 2022
The 3+1-dimensional Einstein-Hilbert action is obtained from the 1-loop effective action on noncommutative branes in the IIB or IKKT matrix model. The presence of compact fuzzy extra dimensions K as well as maximal supersymmetry of the model is essential.
Harold C. Steinacker
doaj   +1 more source

Intuitionistic fuzzy unitary operator on intuitionistic fuzzy Hilbert space

open access: yesMalaya Journal of Matematik, 2020
In this paper, we define Intuitionistic fuzzy unitary operator (IFU-operator) on an intuitionistic fuzzy Hilbert space (IFH-space). An operator \(\mathfrak{U} \in I F B(\mathbb{H})\) is intuitionistic fuzzy unitary operator if \(\mathfrak{U} \mathfrak{U}^*=I=\mathfrak{U}^* \mathfrak{U}\) i.e. it is an isomorphism of \(\mathbb{H}\) onto itself.
null A. Radharamani, null S. Maheswari
openaire   +1 more source

Multiple robust approaches for EEG-based driving fatigue detection and classification

open access: yesArray, 2023
Electroencephalography (EEG) signals are used to evaluate the activities of the brain. For the accidents occurring on the road, one of the primary reasons is driver fatigueness and it can be easily identified by the EEG.
Sunil Kumar Prabhakar, Dong-Ok Won
doaj   +1 more source

ON THE DEFINITION OF FUZZY HILBERT SPACES AND ITS APPLICATION

open access: yesJournal of Nonlinear Sciences and Applications, 2009
The authors introduce fuzzy Hilbert spaces and study some of their properties. Some results on common fixed points of a pair of self maps are obtained and their application to Uryson's integral equation is shown.
Goudarzi, M., Vaezpour, S. M.
openaire   +3 more sources

The topological structure of the set of fuzzy numbers with the supremum metric

open access: yes, 2022
We study the family of all fuzzy sets of the n-dimensional Euclidean space, which are upper-semicontinuous, fuzzy convex and normal with compact supports contained in a non-degenerate convex subset Y, and prove that the following statements are ...
Liu, Dongming   +2 more
core   +1 more source

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