Results 31 to 40 of about 75,324 (298)

Fuzzy implication functions based on powers of continuous t-norms [PDF]

open access: yes, 2017
The modification (relaxation or intensification) of the antecedent or the consequent in a fuzzy “If, Then” conditional is an important asset for an expert in order to agree with it.
Massanet, Sebastià   +2 more
core   +2 more sources

Interval valued $(\in,\ivq)$-fuzzy filters of pseudo $BL$-algebras

open access: yes, 2008
We introduce the concept of quasi-coincidence of a fuzzy interval value with an interval valued fuzzy set. By using this new idea, we introduce the notions of interval valued $(\in,\ivq)$-fuzzy filters of pseudo $BL$-algebras and investigate some of ...
A Di Nola   +37 more
core   +1 more source

Measurement of Countable Compactness and Lindelöf Property in RL-Fuzzy Topological Spaces

open access: yesComplexity, 2021
Based on the concepts of pseudocomplement of L-subsets and the implication operator where L is a completely distributive lattice with order-reversing involution, the definition of countable RL-fuzzy compactness degree and the Lindelöf property degree of ...
Xiongwei Zhang   +2 more
doaj   +1 more source

Formal Introduction to Fuzzy Implications [PDF]

open access: yesFormalized Mathematics, 2017
Summary In the article we present in the Mizar system the catalogue of nine basic fuzzy implications, used especially in the theory of fuzzy sets. This work is a continuation of the development of fuzzy sets in Mizar; it could be used to give a variety of more general operations, and also it could be a good starting point towards the ...
openaire   +1 more source

A Method of Generating Fuzzy Implications from n Increasing Functions and n + 1 Negations

open access: yesMathematics, 2020
In this paper, we introduce a new construction method of a fuzzy implication from n increasing functions g i : [ 0 , 1 ] → [ 0 , ∞ ) ,   ( g ( 0 ) = 0 ) ( i = 1 , 2 , … , n ,   n   ∈ ℕ ) and n + 1 fuzzy negations
Maria N. Rapti, Basil K. Papadopoulos
doaj   +1 more source

Fundamental Properties of Fuzzy Implications [PDF]

open access: yesFormalized Mathematics, 2018
Summary In the article we continue in the Mizar system [8], [2] the formalization of fuzzy implications according to the monograph of Baczyński and Jayaram “Fuzzy Implications” [1]. We develop a framework of Mizar attributes allowing us for a smooth proving of basic properties of these fuzzy connectives [9].
openaire   +2 more sources

Fuzzy-Fated Filters of 𝑅0-Algebras

open access: yesDiscrete Dynamics in Nature and Society, 2011
Fuzzy set theory of fated filters in 𝑅0-algebras is considered. A characterization of a fuzzy-fated filter is established, and conditions for a fuzzy filter to be a fuzzy-fated filter are provided.
Jeong Soon Han   +2 more
doaj   +1 more source

Fuzzy implications and inference processes

open access: yesIEEE 3rd International Conference on Computational Cybernetics, 2005. ICCC 2005., 2006
We define fuzzy implications in general, then study their families defined from t-norms, t-conorms and strong negations. Connections between such implications and negations are established. Some basic results are presented concerning the contrapositive symmetry property. The study gives birth to a new class of t-norms.
József Tick, János Fodor
openaire   +2 more sources

INTUITIONISTIC FUZZY BI-IMPLICATOR AND PROPERTIES OF LUKASIEWICZ INTUITIONISTIC FUZZY BI-IMPLICATOR

open access: yesTWMS Journal of Applied and Engineering Mathematics, 2019
This paper presents axiomatic as well as constructive definitions of intuitionistic fuzzy bi-implicators based on intuitionistic fuzzy t-norms and their intuitionistic fuzzy residual implicators. The inter-relationship among different proposed classes is presented along with a detailed study of the properties of one of these intuitionistic fuzzy bi ...
ASHRAF, S., QAYYUM, M., KERR, E. E.
openaire   +4 more sources

Constraint-wish and satisfied-dissatisfied: an overview of two approaches for dealing with bipolar querying [PDF]

open access: yes, 2013
In recent years, there has been an increasing interest in dealing with user preferences in flexible database querying, expressing both positive and negative information in a heterogeneous way.
De Tré, Guy   +3 more
core   +2 more sources

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