An automatic method to determine the number of clusters using decision-theoretic rough set

H Yu, Z Liu, G Wang - International Journal of Approximate Reasoning, 2014 - Elsevier
Clustering provides a common means of identifying structure in complex data, and there is
renewed interest in clustering as a tool for the analysis of large data sets in many fields …

Soft clustering–fuzzy and rough approaches and their extensions and derivatives

G Peters, F Crespo, P Lingras, R Weber - International Journal of …, 2013 - Elsevier
Clustering is one of the most widely used approaches in data mining with real life
applications in virtually any domain. The huge interest in clustering has led to a possibly …

Fuzzy soft covering-based multi-granulation fuzzy rough sets and their applications

M Atef, MI Ali, TM Al-shami - Computational and Applied Mathematics, 2021 - Springer
In this paper, with the aid of fuzzy soft β β-neighborhoods, we introduce fuzzy soft covering-
based multi-granulation fuzzy rough set models. We examine some of the relevant …

Comparison of six types of rough approximations based on j-neighborhood space and j-adhesion neighborhood space

M Atef, AM Khalil, SG Li, AA Azzam… - Journal of Intelligent …, 2020 - content.iospress.com
In this paper, we generalize three types of rough set models based on j-neighborhood space
(ie, type 1 j-neighborhood rough set, type 2 j-neighborhood rough set, and type 3 j …

Novel classes of fuzzy β-covering-based rough set over two distinct universes

B Yang, M Atef - Fuzzy Sets and Systems, 2023 - Elsevier
For a deep study of Yang's approach of fuzzy β-covering based rough sets over two distinct
universes, we propose novel classes of fuzzy β-covering-based rough set models by …

Three-way decisions with fuzzy probabilistic covering-based rough sets and their applications in credit evaluation

W Li, B Yang - Applied Soft Computing, 2023 - Elsevier
As a generalization of equivalent class, fuzzy covering makes descriptions of the objective
world more realistic, practical and accurate in some cases. In this paper, we establish four …

Dominance-based rough set model in intuitionistic fuzzy information systems

B Huang, H Li, D Wei - Knowledge-Based Systems, 2012 - Elsevier
Intuitionistic fuzzy information systems are generalized types of conventional fuzzy-valued
information systems. By introducing a dominance relation to intuitionistic fuzzy information …

Boundary region-based variable precision covering rough set models

Z Ma, J Mi, Y Lin, J Li - Information Sciences, 2022 - Elsevier
As an essential way of knowledge representation and knowledge acquisition in uncertainty
theory, variable precision rough set (VPRS) has been widely considered by researchers …

Covering soft rough sets and its topological properties with application

M Atef, S Nada, A Nawar - Soft Computing, 2023 - Springer
In this article, we introduce the notion of the complementary soft neighborhood and present
three kinds of covering soft rough set (CSR) models. The basic properties of these models …

A novel approach to three-way decision model under fuzzy soft dominance degree relations and emergency situation

A Ali, N Rehman, M Ali, K Hila - Expert Systems with Applications, 2024 - Elsevier
In this study, we attempt to present a three-way multi criteria decision-making (MCDM)
technique with fuzzy soft dominance degree relation based on additive consistency to …