BAREKENG: Jurnal Ilmu Matematika dan Terapan
Vol 20 No 4 (2026): BAREKENG: Journal of Mathematics and Its Application

FUZZY AUTOCATALYTIC SET FOR ANALYSIS OF CLIMATE PATTERNS AND THEIR REGIONAL VARIABILITY

Nurfarhana Hassan (Faculty of Computer and Mathematical Sciences, Universiti Teknologi MARA Cawangan Johor, Malaysia)
Zarith Sofia Jasmi (Department of Economics and Financial Studies, Faculty of Business and Management, Universiti Teknologi MARA Cawangan Johor, Malaysia)
Zamali Tarmudi (Faculty of Computer and Mathematical Sciences, Universiti Teknologi MARA Cawangan Johor, Malaysia)
Thaer Thaher (Department of Computer Systems Engineering, Arab American University (AAUP), Palestine)
Mujahid Abdullahi (Department of Mathematics, Faculty of Natural and Applied Sciences, Sule Lamido University, Nigeria)



Article Info

Publish Date
24 Aug 2026

Abstract

Over the past few decades, climate change and global warming have become serious global issues. In Malaysia particularly, the trends of climate patterns, especially rainfall and temperature have shown extreme changes, which causes floods and heat waves. The extreme climate events have caused economic losses and harmful health effects. Thus, there is a crucial need in analyzing and understanding the climate patterns for proper climate action. This study introduces a dynamic fuzzy graph algorithm, to analyze the rainfall and temperature patterns across 14 different states in Malaysia, from 2010 - 2022. The fuzzy graph is a sophisticated mathematical method that could handle complexities and uncertainties arise from the unpredictable nature of climatic events. The data is modeled in the form of dynamic fuzzy graph and further analyzed using the algorithm developed in MATLAB software. As a result, clusters of patterns are observed in the fuzzy graph coordinated plot, which illustrate the severity of the climate and weather changes of the region and states. Kelantan, Pahang and Sabah show high severity of rainfall distributions, meanwhile, Perak, Negeri Sembilan, Kelantan, Kedah and Sarawak are in the high-severity zone for temperature analysis. The results are compared with a statistical method, namely kernel principal component analysis (kPCA) for verification. The dynamic fuzzy graph algorithm offers an alternative for analysis involving complex and large climate datasets. The dynamics and relations of climate patterns across different regions are able to be identified, which is crucial for effective climate actions.

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Journal Info

Abbrev

barekeng

Publisher

Subject

Computer Science & IT Control & Systems Engineering Economics, Econometrics & Finance Energy Engineering Mathematics Mechanical Engineering Physics Transportation

Description

BAREKENG: Jurnal ilmu Matematika dan Terapan is one of the scientific publication media, which publish the article related to the result of research or study in the field of Pure Mathematics and Applied Mathematics. Focus and scope of BAREKENG: Jurnal ilmu Matematika dan Terapan, as follows: - Pure ...