Results 81 to 90 of about 4,151,580 (176)

Counterpart of Boundary Topological Operators Within the Framework of Primal Topological Spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2026, Issue 1, 2026.
In this paper, we aim to introduce a new operator via primal topological spaces, called the ⊤‐operator, and look into its basic properties. Among the interesting results we prove, for every subset D, we have (1) D⊤⊆Fr(D), where Fr is the topological boundary operator, and (2) D⊤ = ∅, whenever either a subset D or its complement lies outside the given ...
Murad Özkoç   +4 more
wiley   +1 more source

Fixed Point Theorems for Multivalued Mappings in Neutrosophic Fuzzy Metric Spaces [PDF]

open access: yesNeutrosophic Sets and Systems
For multivalued mappings, Fixed point theorems are examined in this study within the context of Neutrosophic fuzzy metric spaces (NFMS), which are a further period of classical fuzzy metric spaces (FMS) that enable a more sophisticated depiction of ...
K. Dinesh   +4 more
doaj   +1 more source

A Neural Network‐Based Decision Framework Utilizing Large Language Models and Neutrosophic Sets for Sustainable Supplier Selection

open access: yesInternational Journal of Intelligent Systems, Volume 2026, Issue 1, 2026.
Sustainable supplier selection is a high‐impact decision problem in which organizations must jointly evaluate economic performance, environmental impact, and social responsibility under heterogeneous stakeholder preferences, asymmetric decision authority, and predominantly linguistic assessments. Conventional multiattribute group decision‐making (MAGDM)
Amirhossein Nafei   +3 more
wiley   +1 more source

Enhancing Artificial Intelligence With (p,  q)‐Fractional Fuzzy Decision Model Using Aczel–Alsina Operators

open access: yesInternational Journal of Intelligent Systems, Volume 2026, Issue 1, 2026.
Cybersecurity tools are essential components in maintaining the security and integrity of information technology infrastructures. These tools shape themselves to prevent, detect, and respond to various security breaches, confirming the protection, confidentiality, and accessibility of data.
Saifullah   +5 more
wiley   +1 more source

A Novel Neutrosophic Recommender System Model Using Entropy Theory and Collaborative Filtering Algorithm

open access: yesInternational Journal of Intelligent Systems, Volume 2026, Issue 1, 2026.
User behavior data used in recommender systems are frequently inconsistent, uncertain, and hesitant, making it challenging to model using common traditional techniques. Fuzzy logic, known for its ability to handle uncertainty, has therefore been widely adopted.
Nguyen-Giap Cu   +3 more
wiley   +1 more source

Ensemble neural networks using interval neutrosophic sets and bagging [PDF]

open access: yes, 2007
This paper presents an approach to the problem of binary classification using ensemble neural networks based on interval neutrosophic sets and bagging technique.
Wong, K.W.   +5 more
core   +1 more source

Existence and uniqueness of best proximity point in non-Archimedean neutrosophic complete metric space [PDF]

open access: yesNeutrosophic Sets and Systems
This paper presents the concept of best proximity points for non-self mappings within the framework of non-Archimedean neutrosophic complete metric spaces. It also introduces two classes of mappings, namely neutrosophic proximal contractions of the first
A. Sreelakshmi Unni, V. Pragadeeswarar
doaj   +1 more source

Derivable Single Valued Neutrosophic Graphs Based on KM-Fuzzy Metric

open access: yesIEEE Access, 2020
In this paper we consider the concept of KM-fuzzy metric spaces and we introduce a novel concept of KM-single valued neutrosophic metric graphs based on KM-fuzzy metric spaces.
Mohammad Hamidi, Florentin Smarandache
doaj   +1 more source

UNIQUE FIXED POINT THEOREMS FOR CONTRACTIVE MAPS TYPE IN T 0 -QUASI-METRIC SPACES [PDF]

open access: yes, 2014
In [2], Agyingi proved that every generalized contractive mapping defined in a q-spherically complete T 0 -ultra-quasi-metric space has a unique fixed point.
Yae ́ Ulrich Gaba
core   +1 more source

Multiclass classification using neural networks and interval neutrosophic sets [PDF]

open access: yes, 2006
This paper presents a new approach to the problem of multiclass classification. The proposed approach has the capability to provide an assessment of the uncertainty value associated with the results of the prediction.
Wong, K.W., Fung, C.C., Kraipeerapun, P.
core  

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