Ensemble model through mixed projections useful for big data analytics

In this paper, we propose mixed projection forest (MPF), a new classification ensemble method that can be effectively applied in the field of big data analysis.When training individual classifiers within an ensemble, MPF uses oblique hyperplanes using combined rotation matrix derived from data projection techniques of principal component analysis (PCA) and canonical linear discriminant analysis (CLDA), thereby improving the accuracy of each classifier.Additionally, the diversity of individual classifiers is improved by generating various rotation matrices through random partitioning of the input variable set.This approach ultimately enhances classification performance and proves to be highly effective in big data analysis that demands precision.We conducted a performance comparison of MPF with existing classification ensemble models using 30 real or simulated datasets.The results indicate that MPF achieves competitive performance in terms of classification accuracy and classifier diversity.

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Publication Details

Journal
Korean Journal of Applied Statistics
Published
2024-10-28
DOI
https://doi.org/10.5351/kjas.2024.37.5.691
Primary Topic
Neural Networks and Applications
Type
article
Field-Weighted Citation Impact
0.00

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article

Ensemble model through mixed projections useful for big data analytics

Yung-Seop Lee, Hyunjoong Kim, Hyejoon Park
Korean Journal of Applied Statistics
Neural Networks and Applications
article

Ensemble model through mixed projections useful for big data analytics

Yung-Seop Lee, Hyunjoong Kim, Hyejoon Park
article en

Abstract

In this paper, we propose mixed projection forest (MPF), a new classification ensemble method that can be effectively applied in the field of big data analysis.When training individual classifiers within an ensemble, MPF uses oblique hyperplanes using combined rotation matrix derived from data projection techniques of principal component analysis (PCA) and canonical linear discriminant analysis (CLDA), thereby improving the accuracy of each classifier.Additionally, the diversity of individual classifiers is improved by generating various rotation matrices through random partitioning of the input variable set.This approach ultimately enhances classification performance and proves to be highly effective in big data analysis that demands precision.We conducted a performance comparison of MPF with existing classification ensemble models using 30 real or simulated datasets.The results indicate that MPF achieves competitive performance in terms of classification accuracy and classifier diversity.

Korean Journal of Applied StatisticsVol. 37(5)
Yonsei University (KR), Dongguk University (KR)
National Research Foundation, National Research Foundation of Korea, Iran Telecommunication Research Center, Ministry of Science and ICT, South Korea, Institute for Information and Communications Technology Promotion
Openalex Percentile: Top 83%
Neural Networks and Applications
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