Investigating the effect of parameters on confinement coefficient of reinforced concrete using development of learning machine models

Cheng, Gege and Lai, Sai Hin and Rashid, Ahmad Safuan A. and Ulrikh, Dmitrii Vladimirovich and Wang, Bin (2023) Investigating the effect of parameters on confinement coefficient of reinforced concrete using development of learning machine models. Sustainability, 15 (1). ISSN 2071-1050, DOI https://doi.org/10.3390/su15010199.

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Abstract

The current research aims to investigate the parameters' effect on the confinement coefficient, K-s, forecast using machine learning. Because various parameters affect the K-s, a new computational model has been developed to investigate this issue. Six parameters are among the effective parameters based on previous research. Therefore, according to the dimensions of the variables in the problem, a supply-demand-based optimization (SDO) model was developed. The performance of this model is directly dependent on its main parameters, such as market size and iteration. Then, to compare the performance of the SDO model, classical models, including particle swarm size (PSO), imperialism competitive algorithm (ICA), and genetic algorithm (GA), were used. Finally, the best-developed model used different parameters to check the uncertainty obtained. For the test results, the new SDO-ANFIS model was able to obtain values of 0.9449 and 0.134 for the coefficient of determination (R2), and root mean square error (RMSE), which performed better than other models. Due to the different relationships between the parameters, different designed conditions were considered and developed based on the hybrid model and, finally, the number of longitudinal bars and diameter of lateral ties were obtained as the strongest and weakest parameters based on the developed model for this study.

Item Type: Article
Funders: None
Uncontrolled Keywords: Prediction; Confinement coefficient; Supply-demand-based optimization; Concrete technology
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Faculty of Engineering > Department of Civil Engineering
Depositing User: Ms Zaharah Ramly
Date Deposited: 30 Nov 2023 05:00
Last Modified: 30 Nov 2023 05:00
URI: http://eprints.um.edu.my/id/eprint/38978

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