Results 21 to 30 of about 324 (204)

Development of the Adaptive Fuzzy Control System for a Parallel-Flow Drying Drum [PDF]

open access: yesE3S Web of Conferences, 2021
The process of removing liquid from the surface or inner layers of materials is widely used by various enterprises. To implement such a process, such a method of dehydration as drying is most often used.
Muravyova E. A.   +4 more
doaj   +1 more source

Fixed Points and Fuzzy Stability of Functional Equations Related to Inner Product

open access: yesJournal of Nonlinear Analysis and Application, 2012
In , Th.M. Rassias introduced the following equality \sum_{i,j=1}^m \|x_i - x_j \|^2 = 2m \sum_{i=1}^m\|x_i\|^2, \qquad \sum_{i=1}^m x_i =0 for a fixed integer $m \ge 3$. Let $V, W$ be real vector spaces. It is shown that if a mapping $f : V \rightarrow W$ satisfies \sum_{i,j=1}^m f(x_i - x_j ) = 2m \sum_{i=1}^m f(x_i) for all $x_1, \ldots, x_{m} \in
Sun-Young Jang   +2 more
openaire   +2 more sources

Fuzzy Real Pre-Hilbert Space and Some of Their Properties

open access: yesمجلة بغداد للعلوم, 2022
In this work, two different structures are proposed which is fuzzy real normed space (FRNS) and fuzzy real Pre-Hilbert space (FRPHS). The basic concept of fuzzy norm on a real linear space is first presented to construct  space, which is a FRNS with ...
Mayada N. Mohammedali
doaj   +1 more source

Using fuzzy relational hybrid models to control mixed‐valued dynamic systems with discrete‐valued inputs

open access: yesIET Control Theory & Applications, 2022
This is the first attempt to bring the fuzzy relational hybrid models from modelling to control. The main challenge is to configure both the plant model and the controller appropriately so that the overall system has good analytical and numerical ...
Arya Aghili‐Ashtiani
doaj   +1 more source

Some Fixed Point Theorems in Fuzzy n-Normed Spaces [PDF]

open access: yes, 2010
The main purpose of this paper is to study the existence of a fixed points in fuzzy n-normed spaces. we proved our main results, a fixed point theorem for a self mapping and a common fixed point theorem for a pair of weakly compatible mappings on fuzzy n-
Rahmat, Mohamad Rafi Segi   +1 more
core   +1 more source

Some Remarks on Fuzzy N-Normed Spaces [PDF]

open access: yes, 2009
It is shown that every fuzzy n-normed space naturally induces a locally convex topology, and that every finite dimensional fuzzy n-normed space is ...
Elagan, S.
core   +1 more source

Multi-keywords fuzzy search encryption supporting dynamic update in an intelligent edge network

open access: yesConnection Science, 2022
In an intelligent edge network, data owners encrypt data and outsource it to the edge servers to prevent the leakage of data and user information. It is a research issue to achieve efficient search and data update of the ciphertext stored in the edge ...
Xixi Yan   +3 more
doaj   +1 more source

Another Type of Fuzzy Inner Product Space

open access: yesIraqi Journal of Science, 2023
    In this paper, we generalize the definition of fuzzy inner product space that is introduced by Lorena Popa and Lavinia Sida on a complex linear space. Certain properties of the generalized fuzzy inner product function are shown. Furthermore, we prove that this fuzzy inner product produces a Nadaban-Dzitac fuzzy norm.
Raghad I. Sabri, Buthainah A. A. Ahmed
openaire   +1 more source

A methodology for supplier selection under the curse of dimensionality problem based on fuzzy quality function deployment and interval data envelopment analysis.

open access: yesPLoS ONE, 2021
Supplier selection is an important decision-making problem, which involves many quantitative and qualitative factors incorporating vagueness and imprecision.
Xi Bao, Fenfen Li
doaj   +1 more source

Comprehensive evaluation of water resources security in the Yellow River basin based on a fuzzy multi-attribute decision analysis approach [PDF]

open access: yesHydrology and Earth System Sciences, 2014
In this paper, a fuzzy multi-attribute decision analysis approach (FMADAA) was developed for supporting the evaluation of water resources security in nine provinces within the Yellow River basin. A numerical approximation system and a modified left–right
K. K. Liu   +4 more
doaj   +1 more source

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