Smoothed Spherical Truncation based on Fuzzy Membership Functions: Application to the Molecular Encoding
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DOI: 10.1002/jcc.26089
Abstract: A novel spherical truncation method, based on fuzzy membership functions, is introduced to truncate interatomic (or interaminoacid) relations according to smoothing values computed from fuzzy membership degrees. In this method, the molecules are circumscribed into… read more here.
Keywords: truncation; fuzzy membership; membership functions; truncation method ... See more keywords
Genetic algorithm with a structure-based representation for genetic-fuzzy data mining
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DOI: 10.1007/s00500-016-2266-z
Abstract: Mining association rules is an important data mining technology aiming to find the relationship among items in the databases. Genetic-fuzzy data mining uses evolutionary algorithm, such as genetic algorithm (GA), to optimize the membership functions… read more here.
Keywords: data mining; mining; membership functions; genetic fuzzy ... See more keywords
Duality theory in Atanassov’s intuitionistic fuzzy mathematical programming problems: Optimistic, pessimistic and mixed approaches
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DOI: 10.1007/s10479-019-03229-8
Abstract: Linear programming problems in fuzzy environment have been investigated by many researchers in the recent years. Some researchers have solved these problems by using primal-dual method with linear and exponential membership functions. These membership functions… read more here.
Keywords: duality; membership functions; intuitionistic fuzzy; atanassov intuitionistic ... See more keywords
Fuzzy Mathematics with Limited Possibilities for Assigning Membership Functions
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DOI: 10.1007/s10559-020-00218-9
Abstract: Problem solving under uncertainty in the form of fuzzy mathematics based on methods and models of fuzzy set theory with limited possibilities for determining (assigning) membership functions is considered. A method for solving problems of… read more here.
Keywords: mathematics; membership functions; limited possibilities; assigning membership ... See more keywords
Influence of machine learning membership functions and degree of membership function on each input parameter for simulation of reactors
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DOI: 10.1038/s41598-021-81514-y
Abstract: To understand impact of input and output parameters during optimization and degree of complexity, in the current study we numerically designed a bubble column reactor with a single sparger in the middle of the reactor.… read more here.
Keywords: machine learning; membership functions; input; membership ... See more keywords
A Highly-Efficient Fuzzy-Based Controller With High Reduction Inputs and Membership Functions for a Grid-Connected Photovoltaic System
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DOI: 10.1109/access.2020.3016981
Abstract: Most conventional Fuzzy Logic Controller (FLC) rules are based on the knowledge and experience of expert operators: given a specific input, FLCs produce the same output. However, FLCs do not perform very well when dealing… read more here.
Keywords: system; membership functions; italic italic; italic flc ... See more keywords
Dynamic Membership Functions for Context-Based Fuzzy Systems
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DOI: 10.1109/access.2021.3058943
Abstract: In fuzzy systems, membership functions determine the groups to which a variable can belong to, and these groups are static or only have one setting in some aspect. However, fuzzy systems typically require to model… read more here.
Keywords: membership; membership functions; context based; fuzzy systems ... See more keywords
Stability and Stabilization Analysis of Positive Polynomial Fuzzy Systems With Time Delay Considering Piecewise Membership Functions
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DOI: 10.1109/tfuzz.2016.2593494
Abstract: This paper is concerned with the stability analysis of positive polynomial-fuzzy-model-based control systems with time delay. Each of the polynomial fuzzy model and the polynomial fuzzy controller is allowed to have its own set of… read more here.
Keywords: analysis; stability; polynomial fuzzy; membership functions ... See more keywords
Stability Analysis and Estimation of Domain of Attraction for Positive Polynomial Fuzzy Systems With Input Saturation
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DOI: 10.1109/tfuzz.2019.2921267
Abstract: In this paper, the stability and positivity of positive polynomial fuzzy model based (PPFMB) control system are investigated, in which the positive polynomial fuzzy model and positive polynomial fuzzy controller are allowed to have different… read more here.
Keywords: positive polynomial; input saturation; membership functions; stability ... See more keywords
Duality in nonlinear programming problems under fuzzy environment with exponential membership functions
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DOI: 10.1186/s13660-018-1812-x
Abstract: In this paper, we have established appropriate duality relations for a general nonlinear optimization problem under fuzzy environment, taking exponential membership functions and using the aspiration level approach. A numerical example has also been shown… read more here.
Keywords: duality; fuzzy environment; membership functions; exponential membership ... See more keywords