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Accuracy and Cluster Analysis of 5.3 GHz Indoor and 285 MHz Semi-urban MIMO LOS and NLOS Propagation Multipaths

Antipas T. Teologo Jr.1,2* and Lawrence Materum 1,3
1. De La Salle University, Philippines
2. FEU Institute of Technology, Philippines
3. Tokyo City University, Japan

Manuscript received July 1, 2022; revised November 21, 2022; accepted December 30, 2022.

Abstract—Over the past decade, several studies have been conducted to discover a better-performing multipath clustering technique. Developing a multipath clustering technique with better accuracy performance is a big challenge considering the varying properties of the multipath propagations that change over time. In this study, several clustering techniques have been investigated and compared to the newly-developed technique for performance analysis. Using the Jaccard score as a metric for the accuracy of grouping correctly the wireless multipaths, the performance of the different clustering techniques has been determined and compared to the newly-developed technique. The proposed clustering algorithm shows improved performance in the indoor channel scenarios but needs further investigation in the semi-urban environment.
 
Keywords—radiowave propagation, wireless multipath, Jaccard score, clustering analysis

Cite: Antipas T. Teologo Jr. and Lawrence Materum, "Accuracy and Cluster Analysis of 5.3 GHz Indoor and 285 MHz Semi-urban MIMO LOS and NLOS Propagation Multipaths," Journal of Communications vol. 18, no. 2, pp. 135-139, February 2023. Doi: 10.12720/jcm.18.2.135-139

Copyright © 2023 by the authors. This is an open access article distributed under the Creative Commons Attribution License (CC BY-NC-ND 4.0), which permits use, distribution and reproduction in any medium, provided that the article is properly cited, the use is non-commercial and no modifications or adaptations are made.