Hybrid k-GA Model: A Robust Framework for Chaos-Based River Water Level Predictions Across Different Elevations of the Pahang River
DOI:
https://doi.org/10.37134/jsml.vol14.2.15.2026Keywords:
Hybrid k-GA model, Chaos approach, Genetic Algorithm, Time series forecasting, Pahang RiverAbstract
Improving the chaos-based method is important for increasing the accuracy of predictions in uncertain river water level conditions. This paper introduces the k-GA model, a hybrid method that combines chaos theory with genetic algorithms to forecast river water levels, particularly at different elevations of the Pahang River. Traditional chaos-based techniques often struggle with the uncertain and unpredictable nature of river systems, especially when water levels are high. The proposed k-GA model applies chaos theory to identify meaningful patterns in hydrological time series data. At the same time, the genetic algorithm component improves the forecasting process by selecting the most suitable parameters and features. To evaluate its effectiveness, the model was compared with existing chaos-based methods, namely the Local Mean Average Method (LMAM) and the Local Linear Approximation Method (LLAM), across three river zones which are upstream, midstream and downstream area. The results show that the k-GA model outperformed both comparison methods by effectively capturing the complex behavior of water level changes and producing more accurate forecasts, achieving over 99% accuracy compared to the 93% to 96% accuracy of existing chaos-based methods. The main contribution of this study lies in the development of a hybrid chaos-genetic algorithm model that enhances forecasting performance in complex hydrological environments, providing a more accurate and adaptive tool for flood risk management and water resource planning.
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Copyright (c) 2026 Adib Mashuri, Nur Hamiza Adenan, Azurah A Samah, Ahmad Basri Ruslan, Nor Suriya Abd Karim, Muhammad Faizan

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