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A Treatise on Rough Sets [PDF]

open access: possible, 2005
This article presents some general remarks on rough sets and their place in general picture of research on vagueness and uncertainty – concepts of utmost interest, for many years, for philosophers, mathematicians, logicians and recently also for computer scientists and engineers particularly those working in such areas as AI, computational intelligence,
openaire   +1 more source

Fuzzy sets and rough sets [PDF]

open access: possible, 2003
Fuzzy Sets and Hyperstructures introduced by Zadeh, in 1965, and by Marty, in 1934, respectively, are now used in the world both on the theoreticaI point of view and for their many applications. The Rough Sets considered for the first time by Shafer in 1976, have been reintroduced in the international scientific circle by Pawlak, in 1991 especially in ...
Piergiulio Corsini, Violeta Leoreanu
openaire   +1 more source

Improvement of the approximations and accuracy measure of a rough set using somewhere dense sets

Soft Computing - A Fusion of Foundations, Methodologies and Applications, 2021
T. Al-shami
semanticscholar   +1 more source

Probabilistic Rough Sets Characterized by Fuzzy Sets

2011 Eighth International Conference on Fuzzy Systems and Knowledge Discovery (FSKD), 2004
Theories of fuzzy sets and rough sets have emerged as two major mathematical approaches for managing uncertainty that arises from inexact, noisy, or incomplete information. They are generalizations of classical set theory for modelling vagueness and uncertainty.
Li-Li Wei, Li Ma
openaire   +4 more sources

Multi-source information fusion based on rough set theory: A review

Information Fusion, 2021
Pengfei Zhang   +7 more
semanticscholar   +1 more source

Roughness bounds in rough set operations

Information Sciences, 2006
This paper presents some roughness bounds for rough set operations. The results show that a bound of the set operation can be determined from their operand's roughnesses. We prove also that this bound is not determined under some special operations.
Robert John, Yingjie Yang
openaire   +2 more sources

A novel fuzzy rough set model with fuzzy neighborhood operators

Information Sciences, 2021
Jin Ye, J. Zhan, Weiping Ding, H. Fujita
semanticscholar   +1 more source

Tri-level attribute reduction in rough set theory

Expert systems with applications, 2021
Xianyong Zhang, Yiyu Yao
semanticscholar   +1 more source

A Hybrid Scheme for Breast Cancer Detection using Intuitionistic Fuzzy Rough Set Technique

Int. J. Heal. Inf. Syst. Informatics, 2016
Diagnosis of cancer is of prime concern in recent years. Medical imaging is used to analyze these diseases. But, these images contain uncertainties due to various factors and thus intelligent techniques are essential to process these uncertainties.
C. L. Chowdhary, D. Acharjya
semanticscholar   +1 more source

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