THE APPLICATION OF MATRIX IN DATA ANALYSIS

Student: Happiness Aishatu Aleru
Supervisor: Dr Itoro Ubom Udo-Akpan
HOD: Prof Bazuaye Frank Etin-Osa
Department of Mathematics and Statistics
Science
University of Port-Harcourt, Rivers State

Abstract

Matrices are fundamental to many data analysis techniques, serving as the backbone for operations such as dimensionality reduction, regression analysis, and machine learning. This study explored the application of matrix theory to data analysis, emphasizing its role in transforming, interpreting, and extracting meaningful insights from large datasets. It highlighted key computational methods, particu- larly Principal Component Analysis (PCA) and Singular Value Decomposition (SVD), to demonstrate how matrix-based techniques enable efficient data representation and simplification. Through a com- bination of theoretical insights and practical implementations using Python programming, the study illustrates the power of matrices in uncovering patterns, reducing noise, and improving interpretability in high-dimensional data. Python programming was employed to showcase real-world applications, highlighting the synergy between matrix computations and modern data science tools. The results from the study underscores the versatility of matrix methods in addressing challenges associated with large, high dimensional datasets, especially dimensionality reduction, offering a pathway for efficient and accurate data-driven decision-making. Thus, reinforcing the importance of matrix theory as a cornerstone of contemporary data analysis.

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