Reducing Uncertainty and Increasing Confidence in Unsupervised Learning

This paper presents the development of a novel algorithm for unsupervised learning called RUN-ICON (Reduce UNcertainty and Increase CONfidence). The primary objective of the algorithm is to enhance the reliability and confidence of unsupervised clustering. RUN-ICON leverages the K-means++ method to...

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Main Authors: Nicholas Christakis, Dimitris Drikakis
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/14/3063
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author Nicholas Christakis
Dimitris Drikakis
author_facet Nicholas Christakis
Dimitris Drikakis
author_sort Nicholas Christakis
collection DOAJ
description This paper presents the development of a novel algorithm for unsupervised learning called RUN-ICON (Reduce UNcertainty and Increase CONfidence). The primary objective of the algorithm is to enhance the reliability and confidence of unsupervised clustering. RUN-ICON leverages the K-means++ method to identify the most frequently occurring dominant centres through multiple repetitions. It distinguishes itself from existing K-means variants by introducing novel metrics, such as the Clustering Dominance Index and Uncertainty, instead of relying solely on the Sum of Squared Errors, for identifying the most dominant clusters. The algorithm exhibits notable characteristics such as robustness, high-quality clustering, automation, and flexibility. Extensive testing on diverse data sets with varying characteristics demonstrates its capability to determine the optimal number of clusters under different scenarios. The algorithm will soon be deployed in real-world scenarios, where it will undergo rigorous testing against data sets based on measurements and simulations, further proving its effectiveness.
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spelling doaj.art-c369c84c826e429f858b6188b1c7668a2023-11-18T20:19:59ZengMDPI AGMathematics2227-73902023-07-011114306310.3390/math11143063Reducing Uncertainty and Increasing Confidence in Unsupervised LearningNicholas Christakis0Dimitris Drikakis1Institute for Advanced Modelling and Simulation, University of Nicosia, Nicosia CY-2417, CyprusInstitute for Advanced Modelling and Simulation, University of Nicosia, Nicosia CY-2417, CyprusThis paper presents the development of a novel algorithm for unsupervised learning called RUN-ICON (Reduce UNcertainty and Increase CONfidence). The primary objective of the algorithm is to enhance the reliability and confidence of unsupervised clustering. RUN-ICON leverages the K-means++ method to identify the most frequently occurring dominant centres through multiple repetitions. It distinguishes itself from existing K-means variants by introducing novel metrics, such as the Clustering Dominance Index and Uncertainty, instead of relying solely on the Sum of Squared Errors, for identifying the most dominant clusters. The algorithm exhibits notable characteristics such as robustness, high-quality clustering, automation, and flexibility. Extensive testing on diverse data sets with varying characteristics demonstrates its capability to determine the optimal number of clusters under different scenarios. The algorithm will soon be deployed in real-world scenarios, where it will undergo rigorous testing against data sets based on measurements and simulations, further proving its effectiveness.https://www.mdpi.com/2227-7390/11/14/3063unsupervised learningmachine learningartificial intelligenceuncertainty
spellingShingle Nicholas Christakis
Dimitris Drikakis
Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
Mathematics
unsupervised learning
machine learning
artificial intelligence
uncertainty
title Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
title_full Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
title_fullStr Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
title_full_unstemmed Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
title_short Reducing Uncertainty and Increasing Confidence in Unsupervised Learning
title_sort reducing uncertainty and increasing confidence in unsupervised learning
topic unsupervised learning
machine learning
artificial intelligence
uncertainty
url https://www.mdpi.com/2227-7390/11/14/3063
work_keys_str_mv AT nicholaschristakis reducinguncertaintyandincreasingconfidenceinunsupervisedlearning
AT dimitrisdrikakis reducinguncertaintyandincreasingconfidenceinunsupervisedlearning