Results 31 to 40 of about 9,960 (247)

Complex Uncertainty of Surface Data Modeling via the Type-2 Fuzzy B-Spline Model

open access: yesMathematics, 2021
This paper discusses the construction of a type-2 fuzzy B-spline model to model complex uncertainty of surface data. To construct this model, the type-2 fuzzy set theory, which includes type-2 fuzzy number concepts and type-2 fuzzy relation, is used to ...
Rozaimi Zakaria   +3 more
doaj   +1 more source

Forecasting of Service Parts Based on Fuzzy Reliability of the Product [PDF]

open access: yesJournal of Engineering Research - Egypt, 2023
This paper presents a forecasting model depends on the reliability of product and the failure of its parts to forecast the required quantity of spare parts.
Maha El-Sakka   +3 more
doaj   +1 more source

A Novel Semi-Supervised Fuzzy C-Means Clustering Algorithm Using Multiple Fuzzification Coefficients

open access: yesAlgorithms, 2021
Clustering is an unsupervised machine learning method with many practical applications that has gathered extensive research interest. It is a technique of dividing data elements into clusters such that elements in the same cluster are similar. Clustering
K. Tran, Manh-Kien Tran, Michael Fowler
semanticscholar   +1 more source

Three de-intuitionistic fuzzification procedures over circular intuitionistic fuzzy sets [PDF]

open access: yes, 2023
Circular Intuitionistic Fuzzy Sets (CIFS) are one of the newest extensions of the intuitionistic fuzzy sets.
Lilija C. Atanassova
core   +2 more sources

A Review of Fuzzy Logic Method Development in Hydraulic and Pneumatic Systems

open access: yesEnergies, 2023
Fuzzy logic has been developed since the 1960s. Research related to fuzzy logic application in hydraulics and pneumatics is mainly aimed at energy demand reduction and improvement in operational characteristics.
Grzegorz Filo
doaj   +1 more source

A blind and high-capacity data hiding of DICOM medical images based on fuzzification concepts

open access: yes, 2021
Data hiding technique using steganography prospered widely due to its high un-detectability, flexibility to the size of hidden data, and robustness against compression and other image processes.
A. Elhadad, A. Ghareeb, Safia Abbas
semanticscholar   +1 more source

Intuitionistic fuzzy set-based time series forecasting model via delegeration of hesitancy degree to the major grade de-i-fuzzification and arithmetic rules based on centroid defuzzification

open access: yesJournal of Physics, Conference Series, 2021
De-i-fuzzification is a process of converting the intuitionistic fuzzy set into a fuzzy set. It becomes one of the core procedures in fuzzy time series forecasting model based on the intuitionistic fuzzy set. In this paper, we propose a fuzzy time series
N. M. F. Alam, N. Ramli, A. Mohd
semanticscholar   +1 more source

Improved Effort and Cost Estimation Model Using Artificial Neural Networks and Taguchi Method with Different Activation Functions

open access: yesEntropy, 2021
Software estimation involves meeting a huge number of different requirements, such as resource allocation, cost estimation, effort estimation, time estimation, and the changing demands of software product customers.
Nevena Rankovic   +3 more
doaj   +1 more source

Fuzzy Mapped Histogram Equalization Method for Contrast Enhancement of Remotely Sensed Images

open access: yesIEEE Access, 2020
Histogram equalisation (HE) is a widely used image contrast enhancement technique which is less computationally complex, but it fails to preserve the brightness and natural appearance of the remotely sensed images.
Mohammad Farhan Khan   +3 more
doaj   +1 more source

Application of the Fuzzy Approach for Evaluating and Selecting Relevant Objects, Features, and Their Ranges

open access: yesEntropy, 2023
Relevant attribute selection in machine learning is a key aspect aimed at simplifying the problem, reducing its dimensionality, and consequently accelerating computation.
Wiesław Paja
doaj   +1 more source

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