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68 Results Found

  • Article
  • Open Access
425 Views
43 Pages

8 July 2026

This paper proposes a framework for generating symmetric two-branched copulas directly from fuzzy implications via monotone function composition. The proposed approach is based on a two-branched composition principle induced by fuzzy implications and...

(This article belongs to the Special Issue Theory and Applications in Functional Analysis)
  • Article
  • Open Access
36 Citations
3,644 Views
29 Pages

Pseudo Overlap Functions, Fuzzy Implications and Pseudo Grouping Functions with Applications

  • Xiaohong Zhang,
  • Rong Liang,
  • Humberto Bustince,
  • Benjamin Bedregal and ,
  • Javier Fernandez,
  • Mengyuan Li and
  • Qiqi Ou
  • + 2 authors+ 0 author

26 October 2022

Overlap and grouping functions are important aggregation operators, especially in information fusion, classification and decision-making problems. However, when we do more in-depth application research (for example, non-commutative fuzzy reasoning, c...

(This article belongs to the Special Issue Non-classical Logics and Related Algebra Systems)
  • Article
  • Open Access
2 Citations
1,145 Views
25 Pages

10 November 2025

This paper presents a unified framework for constructing two-branched fuzzy implications and families of copulas based on the same composition principles involving monotone and convex functions. The proposed methodology yields operators with a genuin...

(This article belongs to the Special Issue Advances in Convex Analysis and Inequalities)
  • Article
  • Open Access
6 Citations
3,508 Views
39 Pages

Generator of Fuzzy Implications

  • Athina Daniilidou,
  • Avrilia Konguetsof,
  • Georgios Souliotis and
  • Basil Papadopoulos

15 December 2023

In this research paper, a generator of fuzzy methods based on theorems and axioms of fuzzy logic is derived, analyzed and applied. The family presented generates fuzzy implications according to the value of a selected parameter. The obtained fuzzy im...

(This article belongs to the Special Issue Numerical Optimization and Algorithms)
  • Article
  • Open Access
2 Citations
1,946 Views
27 Pages

24 June 2021

In this study, we analyze the family of generalized (h,e)-implications. We determine when this family fulfills some of the main additional properties of fuzzy implication functions and we obtain a representation theorem that describes the structure o...

(This article belongs to the Section D2: Operations Research and Fuzzy Decision Making)
  • Article
  • Open Access
4 Citations
1,800 Views
19 Pages

19 July 2024

This paper presents new classes of strong fuzzy negations, fuzzy implications and Copulas. It begins by presenting two theorems with function classes involving the construction of strong fuzzy negations. These classes are based on a well-known equili...

(This article belongs to the Special Issue Advances and Applications of Soft Computing)
  • Article
  • Open Access
2 Citations
1,622 Views
18 Pages

6 March 2024

In this paper, we present two new classes of fuzzy negations. They are an extension of a well-known class of fuzzy negations, the Sugeno Class. We use it as a base for our work for the first two construction methods. The first method generates ration...

(This article belongs to the Topic Fuzzy Number, Fuzzy Difference, Fuzzy Differential: Theory and Applications)
  • Article
  • Open Access
14 Citations
2,547 Views
27 Pages

19 February 2023

The overlap function, a particular kind of binary aggregate function, has been extensively utilized in decision-making, image manipulation, classification, and other fields. With regard to overlap function theory, many scholars have also obtained man...

(This article belongs to the Special Issue Swarm Intelligence with Mathematical Fuzzy Logic for Computer Science in Real-World Applications)
  • Article
  • Open Access
9 Citations
3,067 Views
24 Pages

On Fuzzy Implications Derived from General Overlap Functions and Their Relation to Other Classes

  • Jocivania Pinheiro,
  • Helida Santos,
  • Graçaliz P. Dimuro,
  • Benjamin Bedregal and ,
  • Regivan H. N. Santiago,
  • Javier Fernandez and
  • Humberto Bustince
  • + 2 authors+ 0 author

24 December 2022

There are distinct techniques to generate fuzzy implication functions. Despite most of them using the combination of associative aggregators and fuzzy negations, other connectives such as (general) overlap/grouping functions may be a better strategy....

(This article belongs to the Section Logic)
  • Article
  • Open Access
7 Citations
2,726 Views
15 Pages

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   ∈ ...

(This article belongs to the Special Issue Fuzzy Sets, Fuzzy Logic and Their Applications 2020)
  • Article
  • Open Access
17 Citations
2,874 Views
15 Pages

20 August 2022

General overlap functions are generalized on the basis of overlap functions, which have better application effects in classification problems, and the (weak) inflationary BL-algebras as the related algebraic structure were also studied. However, gene...

(This article belongs to the Special Issue FSTA: Fuzzy Set Theory and Applications)
  • Article
  • Open Access
1,395 Views
14 Pages

25 July 2024

Semi-overlap functions as a generalization of left-continuous t-norms also have residua. In this paper, we develop a new residuated logic, SOL-logic, based on semi-overlap functions and their residua. The corresponding algebraic structures, SOL-algeb...

(This article belongs to the Special Issue Advances in Fuzzy Logic and Computational Intelligence)
  • Article
  • Open Access
2 Citations
1,956 Views
43 Pages

9 December 2024

The objective of this paper is to compare a fuzzy implication produced by t-conorm probor with three other fuzzy implications constructed by t-conorms max, Einstein, and Lukasiewicz. Firstly, in methodology, six pairs of combinations of five t-conorm...

(This article belongs to the Special Issue Symmetry and Asymmetry in Nonlinear Partial Differential Equations)
  • Article
  • Open Access
3 Citations
2,978 Views
10 Pages

15 September 2019

As a variable system, the Lake of Kastoria is a good example regarding the pattern of the Mediterranean shallow lakes. The focus of this study is on the investigation of this lake’s eutrophication, analyzing the relation of the basic factors th...

(This article belongs to the Special Issue Decision Support Systems and Knowledge Management for Sustainable Engineering)
  • Article
  • Open Access
611 Views
56 Pages

11 June 2026

The aim of this paper is the construction and comparison of fuzzy implications derived from four different fuzzy negations, namely Zadeh, Yager, Sugeno, and Power. A comparative framework is developed by examining all pairwise combinations of these n...

  • Article
  • Open Access
570 Views
15 Pages

26 December 2025

In this paper, we investigate the discretization of fuzzy implications using rounding functions. Our discretization method is a unified framework of the upper and lower discretization methods of Munar-Covas et al. Furthermore, we examine the extent t...

(This article belongs to the Special Issue Advances in Fuzzy Logic and Fuzzy Implications)
  • Article
  • Open Access
3 Citations
4,174 Views
18 Pages

Generalization of Fuzzy Connectives

  • Stefanos Makariadis and
  • Basil Papadopoulos

12 March 2022

This paper is centered around the creation of new fuzzy connectives using automorphism functions. The fuzzy connectives theory has been implemented in many problems and fields. In particular, the N-negations, t-norms, S-conorms and I-implications con...

(This article belongs to the Section Logic)
  • Article
  • Open Access
12 Citations
7,133 Views
18 Pages

14 August 2021

Overlap function (which has symmetry and continuity) is widely used in image processing, data classification, and multi-attribute decision making problems. In recent years, theoretical research on overlap function has been extended to interval valued...

(This article belongs to the Special Issue Research on Fuzzy Logic and Mathematics with Applications)
  • Article
  • Open Access
1,476 Views
17 Pages

Fuzzy Differential Subordination Associated with a General Linear Transformation

  • Sarfraz Nawaz Malik,
  • Nazar Khan,
  • Ferdous M. O. Tawfiq,
  • Mohammad Faisal Khan and ,
  • Qazi Zahoor Ahmad and
  • Qin Xin
  • + 1 author+ 0 author

8 November 2023

In this study, we investigate a possible relationship between fuzzy differential subordination and the theory of geometric functions. First, using the Al-Oboudi differential operator and the Babalola convolution operator, we establish the new operato...

(This article belongs to the Special Issue Current Topics in Geometric Function Theory)
  • Article
  • Open Access
2 Citations
4,126 Views
15 Pages

19 October 2021

This paper proposes a neuro-fuzzy system to model β-glucosidase activity based on the reaction’s pH level and temperature. The developed fuzzy inference system includes two input variables (pH level and temperature) and one output (enzyme activity)....

  • Article
  • Open Access
10 Citations
2,495 Views
22 Pages

We introduce fuzzy enriched contraction, which extends the classical notion of fuzzy Banach contraction and encompasses specific fuzzy non-expansive mappings. Our investigation establishes both the presence and uniqueness of fixed points considering...

(This article belongs to the Special Issue Nonlinear Fractional Differential Equation and Fixed-Point Theory)
  • Article
  • Open Access
88 Citations
25,311 Views
24 Pages

19 October 2024

Over the past few decades, the field of fuzzy logic has evolved significantly, leading to the development of diverse techniques and applications. Fuzzy logic has been successfully combined with other artificial intelligence techniques such as artific...

(This article belongs to the Special Issue New Applications in Multiple Criteria Decision Analysis II)
  • Article
  • Open Access
564 Views
25 Pages

Modus Tollens in the Setting of Discrete Uninorms

  • Isabel Aguiló,
  • Pilar Fuster-Parra and
  • Juan Vicente Riera

21 January 2026

This study focuses on the Modus Tollens (MT) property induced by discrete uninorms. Specifically, we identify the set of necessary and sufficient criteria for a discrete implication function to comply with this logical property. This rule of inferenc...

(This article belongs to the Special Issue Advances in Fuzzy Logic with Applications)
  • Article
  • Open Access
1,050 Views
38 Pages

Modeling Uncertainty with Interval-Valued Intuitionistic Fuzzy Filters in Hoop Algebras

  • Amal S. Alali,
  • Tahsin Oner,
  • Ravikumar Bandaru,
  • Neelamegarajan Rajesh and
  • Ibrahim Senturk

30 August 2025

This paper systematically investigates interval-valued intuitionistic fuzzy (IVIF) sets and filters within the framework of hoop algebras, unifying and extending classical fuzzy set theory and intuitionistic fuzzy sets (IFS) in algebraic logic. We cl...

(This article belongs to the Special Issue Theory and Applications on the Recent Extensions of Ordinary Fuzzy Sets)
  • Article
  • Open Access
8 Citations
3,682 Views
12 Pages

25 May 2020

This paper assesses pedestrian crossing behavior and critical gaps at a two-way midblock crossing location. A critical gap is the shortest gap that a pedestrian accepts when crossing a road. A dataset was collected in 2017 in Edinburgh (UK). The anal...

(This article belongs to the Section Civil Engineering)
  • Article
  • Open Access
5 Citations
1,918 Views
27 Pages

As a non-associative connective in fuzzy logic, the analysis and research of overlap functions have been extended to many generalized cases, such as interval-valued and intuitionistic fuzzy overlap functions (IFOFs). However, overlap functions face c...

(This article belongs to the Section Probability and Statistics)
  • Article
  • Open Access
11 Citations
2,116 Views
16 Pages

12 July 2022

To express wider uncertainty, Běhounek and Daňková studied fuzzy partial logic and partial function. At the same time, Borzooei generalized t-norms and put forward the concept of partial t-norms when studying lattice valued quantum e...

(This article belongs to the Special Issue Fuzzy Logic and Its Applications)
  • Article
  • Open Access
1,719 Views
12 Pages

n-K-Increasing Aggregation Functions

  • Radko Mesiar,
  • Anna Kolesárová,
  • Adam Šeliga and
  • Radomír Halaš

21 November 2023

We introduce and discuss the concept of n-ary K-increasing fusion functions and n-ary K-increasing aggregation functions, K being a subset of the index set {1,…,n} indicating in which variables a considered function is increasing. It is also a...

(This article belongs to the Special Issue Imprecision to Insights: Theoretical Advances in Fuzzy Uncertainty Modeling and Their Applications in New Frontiers)
  • Article
  • Open Access
5 Citations
2,011 Views
15 Pages

Intuitionistic Fuzzy Biofeedback Control of Implanted Dual-Sensor Cardiac Pacemakers

  • Hussain Alshahrani,
  • Amnah Alshahrani,
  • Mohamed Esmail Karar and
  • Ebrahim A. Ramadan

Cardiac pacemakers are used for handling bradycardia, which is a cardiac rhythm of usually less than 60 beats per minute. Therapeutic dual-sensor pacemakers aim to preserve or restore the normal electromechanical activity of the cardiac muscle. In th...

(This article belongs to the Section Nanobiotechnology and Biofabrication)
  • Article
  • Open Access
5 Citations
1,557 Views
17 Pages

Double Fuzzy Ideal Multifunctions

  • M. N. Abu_Shugair,
  • A. A. Abdallah,
  • S. E. Abbas,
  • E. El-Sanowsy and
  • Ismail Ibedou

9 April 2024

In this paper, we introduce the notion of p,q-fuzzy local function and DF-ideal topological space. Also, we introduce the concepts DFU-ð-continuous and DFL-ð-continuous, almost ð-continuous, weakly ð-continuous and almost weakly ð...

  • Perspective
  • Open Access
206 Views
28 Pages

28 October 2026

Molecular structure is traditionally described in terms of chemical composition, atomic connectivity, and three-dimensional geometry. However, many molecules, particularly biomacromolecules, exist not as single structures but as dynamic ensembles of...

(This article belongs to the Special Issue Molecular Conformational Diversity)
  • Feature Paper
  • Review
  • Open Access
17 Citations
4,898 Views
21 Pages

Lexicographic Methods for Fuzzy Linear Programming

  • Boris Pérez-Cañedo,
  • José Luis Verdegay,
  • Eduardo René Concepción-Morales and
  • Alejandro Rosete

9 September 2020

Fuzzy Linear Programming (FLP) has addressed the increasing complexity of real-world decision-making problems that arise in uncertain and ever-changing environments since its introduction in the 1970s. Built upon the Fuzzy Sets theory and classical L...

(This article belongs to the Section D2: Operations Research and Fuzzy Decision Making)
  • Article
  • Open Access
10 Citations
2,999 Views
14 Pages

On Z-Intuitionistic Fuzzy Fractional Valuations for Medical Diagnosis: An Intuitionistic Fuzzy Knowledge-Based Expert System

  • Nitesh Dhiman,
  • Madan M. Gupta,
  • Dhan Pal Singh,
  • Vandana and ,
  • Vishnu Narayan Mishra and
  • Mukesh K. Sharma
  • + 1 author+ 0 author

In an uncertain situation, data may present in continuous form or discrete form. We have various techniques to deal with continuous data in a realistic situation. However, when data are in discrete form, the existing techniques are inadequate to deal...

  • Article
  • Open Access
42 Citations
4,268 Views
32 Pages

In recent, various metaheuristic algorithms have shown significant results in control engineering problems; moreover, fuzzy sets (FSs) and theories were frequently used for dynamic parameter adaption in metaheuristic algorithms. The primary reason fo...

(This article belongs to the Section Engineering)
  • Article
  • Open Access
13 Citations
4,379 Views
24 Pages

Stock Reordering Decision Making under Interval Valued Picture Fuzzy Knowledge

  • Ibtisam Masmali,
  • Rimsha Hassan,
  • Umer Shuaib,
  • Abdul Razaq and ,
  • Asima Razzaque and
  • Ghaliah Alhamzi
  • + 1 author+ 0 author

12 April 2023

Symmetrical and asymmetrical information plays a critical role in resolving many issues. The implications of symmetry and asymmetry in interval-valued picture fuzzy decision-making, lie in their ability to represent and manage complex data. Decision...

(This article belongs to the Section B: Mathematics)
  • Article
  • Open Access
609 Views
23 Pages

25 March 2026

Risk-based management of water quality in drinking water supply systems requires decision-support tools that extend beyond parameter-level hazard assessment and enable prioritization at the level of physical system objects. In this context, hazard as...

(This article belongs to the Special Issue Advances in Water Distribution Networks: Optimal Design and Management in the Digital Transition Era)
  • Article
  • Open Access
1,053 Views
33 Pages

Circular Agricultural Model Integrated with Health Products and Experiential Tourism: A Case Study of Tam Dao Mushroom Cooperative

  • Nguyen Thi Van Anh,
  • Hoang Thanh Tung,
  • Mai Thi Dung,
  • Nguyen Thi Huong and ,
  • Nguyen Quoc Huy,
  • Dinh Nguyen Van Khanh,
  • Truong Thi Tuyet,
  • Nguyen Hoang Bach and
  • Ngo Bao Chau
  • + 4 authors+ 0 author

21 August 2026

Amid accelerating climate change, natural resource depletion, and rising consumer demand for sustainable, health-promoting products, circular agriculture has emerged as a strategic pathway for reconciling agricultural productivity with environmental...

  • Article
  • Open Access
1 Citations
1,178 Views
12 Pages

The module division scheme of commercial aircraft and other complex system products has a significant impact on the functionality, performance, and cost of the aircraft. To obtain scientifically rational modular division solutions for commercial airc...

(This article belongs to the Section Aeronautics)
  • Article
  • Open Access
18 Citations
4,886 Views
16 Pages

Local water governance is challenging given the significance to public health and the difficulties to manage it in a fragmented administrative system. A collaboration network is a popular governance tool in local governance to cope with functional fr...

  • Article
  • Open Access
1 Citations
1,219 Views
23 Pages

“Clearer” or More “Blurred”? The Evolution of Urban–Rural Boundaries Since the Proposal of Urban–Rural Integrated Development: A Case Study of Zhengzhou

  • Rongrong Zhang,
  • Yanan Sun,
  • Shaoyang Zhang,
  • Zhiming Dai and ,
  • Jiaqi Fan,
  • Jiaxiang Han,
  • Zhongmiao Sun and
  • Guangyu Sun
  • + 3 authors+ 0 author

21 January 2026

As China’s urban–rural integrated development strategy advances, traditional urban–rural boundaries are undergoing rapid restructuring. However, it remains unclear whether these boundaries are becoming distinct through factor flow o...

(This article belongs to the Special Issue New Urbanization: Urban-Rural Coordination and Sustainable Development)
  • Review
  • Open Access
12 Citations
4,985 Views
25 Pages

17 February 2022

Src, the prototype of Src family kinases (SFKs), is a modular protein consisting of SH4 (SH4) and unique (UD) domains in an N-terminal intrinsically disordered region (IDR), and SH3, SH2, and kinase (KD) folded domains conserved among SFKs. Src funct...

(This article belongs to the Section Biochemistry)
  • Article
  • Open Access
8 Citations
3,352 Views
24 Pages

30 April 2024

This study employs an adaptive neuro-fuzzy inference system (ANFIS) to identify critical success factors (CSFs) crucial for the success of pavement construction projects. Challenges such as construction cost delays, budget overruns, disputes, claims,...

  • Article
  • Open Access
10 Citations
3,866 Views
19 Pages

12 October 2021

Shipbuilding materials are characterized by diverse kinds, large quantities and wide distribution of suppliers, which make the supply network complicated. Complex networks have led to increasing uncertainties that may cause disruptions in the supply...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
13 Citations
3,112 Views
15 Pages

Leveraging the Dynamics of Food Supply Chains towards Avenues of Sustainability

  • Ali Saeed Almuflih,
  • Janpriy Sharma,
  • Mohit Tyagi,
  • Arvind Bhardwaj and ,
  • Mohamed Rafik Noor Mohamed Qureshi and
  • Nawaf Khan
  • + 1 author+ 0 author

7 June 2022

Increased globalization and the surging count of the population across the world indicate the need for more sustainable supply chains, especially those allied with the food industry. Nowadays, the demand for processed food items is increasing and est...

  • Article
  • Open Access
2 Citations
1,791 Views
24 Pages

5 January 2026

In the face of rapid aging, depression in later life has become a prominent issue in urban public health and environmental research. As potential places for social activities and emotional healing, the social stayability of shaded community spaces is...

  • Article
  • Open Access
2 Citations
3,129 Views
24 Pages

13 October 2021

In the past, few studies have explored brand attachment and how to deliver the content of a strategic management program through brand experience. The purpose of this study is to construct an integrated model of consumer brand attachment and brand ex...

(This article belongs to the Special Issue Fuzzy Sets in Business Management, Finance, and Economics)
  • Article
  • Open Access
1 Citations
2,120 Views
18 Pages

Project Management Capability and Resistance in Cloud Transformation: Configurational Evidence from African E-Commerce

  • Imo Enang,
  • Patrick Mukala,
  • Ijeoma Jacklyn Okpanum,
  • Aminu Ahmadu and
  • Patrick Kiplagat

This paper investigates resistance patterns in cloud-based digital transformation within African e-commerce contexts, examining how project management capabilities moderate the relationship between infrastructural constraints and transformation outco...

(This article belongs to the Special Issue Electronic Commerce and Information Management Towards the Digital Era)
  • Article
  • Open Access
1 Citations
590 Views
29 Pages

With the formal inclusion of the shipping industry in the European Union Emissions Trading System (EU ETS), the speed optimization of ocean-going container ships must simultaneously balance operating costs, incorporating carbon emission costs and shi...

(This article belongs to the Special Issue Sustainable Maritime Transport, Ports, Supply Chain Intelligence, and Marine Environmental Engineering)
  • Article
  • Open Access
47 Citations
10,260 Views
27 Pages

Europe’s Green Arteries—A Continental Dataset of Riparian Zones

  • Christof J. Weissteiner,
  • Martin Ickerott,
  • Hannes Ott,
  • Markus Probeck and ,
  • Gernot Ramminger,
  • Nicola Clerici,
  • Hans Dufourmont and
  • Ana Maria Ribeiro De Sousa
  • + 3 authors+ 0 author

6 November 2016

Riparian zones represent ecotones between terrestrial and aquatic ecosystems and are of utmost importance to biodiversity and ecosystem functions. Modelling/mapping of these valuable and fragile areas is needed for improved ecosystem management, base...

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