Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach

Basalt fibers are a type of reinforcing fiber that can be added to concrete to improve its strength, durability, resistance to cracking, and overall performance. The addition of basalt fibers with high tensile strength has a particularly favorable impact on the splitting tensile strength of concrete...

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Main Authors: Celal Cakiroglu, Yaren Aydın, Gebrail Bekdaş, Zong Woo Geem
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/16/13/4578
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author Celal Cakiroglu
Yaren Aydın
Gebrail Bekdaş
Zong Woo Geem
author_facet Celal Cakiroglu
Yaren Aydın
Gebrail Bekdaş
Zong Woo Geem
author_sort Celal Cakiroglu
collection DOAJ
description Basalt fibers are a type of reinforcing fiber that can be added to concrete to improve its strength, durability, resistance to cracking, and overall performance. The addition of basalt fibers with high tensile strength has a particularly favorable impact on the splitting tensile strength of concrete. The current study presents a data set of experimental results of splitting tests curated from the literature. Some of the best-performing ensemble learning techniques such as Extreme Gradient Boosting (XGBoost), Light Gradient Boosting Machine (LightGBM), Random Forest, and Categorical Boosting (CatBoost) have been applied to the prediction of the splitting tensile strength of concrete reinforced with basalt fibers. State-of-the-art performance metrics such as the root mean squared error, mean absolute error and the coefficient of determination have been used for measuring the accuracy of the prediction. The impact of each input feature on the model prediction has been visualized using the Shapley Additive Explanations (SHAP) algorithm and individual conditional expectation (ICE) plots. A coefficient of determination greater than 0.9 could be achieved by the XGBoost algorithm in the prediction of the splitting tensile strength.
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spelling doaj.art-1d7084aeac184b48bd895c94427376d82023-11-18T16:56:46ZengMDPI AGMaterials1996-19442023-06-011613457810.3390/ma16134578Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP ApproachCelal Cakiroglu0Yaren Aydın1Gebrail Bekdaş2Zong Woo Geem3Department of Civil Engineering, Turkish-German University, 34820 Istanbul, TurkeyDepartment of Civil Engineering, Istanbul University-Cerrahpasa, 34320 Istanbul, TurkeyDepartment of Civil Engineering, Istanbul University-Cerrahpasa, 34320 Istanbul, TurkeyCollege of IT Convergence, Gachon University, Seongnam 13120, Republic of KoreaBasalt fibers are a type of reinforcing fiber that can be added to concrete to improve its strength, durability, resistance to cracking, and overall performance. The addition of basalt fibers with high tensile strength has a particularly favorable impact on the splitting tensile strength of concrete. The current study presents a data set of experimental results of splitting tests curated from the literature. Some of the best-performing ensemble learning techniques such as Extreme Gradient Boosting (XGBoost), Light Gradient Boosting Machine (LightGBM), Random Forest, and Categorical Boosting (CatBoost) have been applied to the prediction of the splitting tensile strength of concrete reinforced with basalt fibers. State-of-the-art performance metrics such as the root mean squared error, mean absolute error and the coefficient of determination have been used for measuring the accuracy of the prediction. The impact of each input feature on the model prediction has been visualized using the Shapley Additive Explanations (SHAP) algorithm and individual conditional expectation (ICE) plots. A coefficient of determination greater than 0.9 could be achieved by the XGBoost algorithm in the prediction of the splitting tensile strength.https://www.mdpi.com/1996-1944/16/13/4578FRPconcretesplitting tensile strengthmachine learningXGBoostSHAP
spellingShingle Celal Cakiroglu
Yaren Aydın
Gebrail Bekdaş
Zong Woo Geem
Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
Materials
FRP
concrete
splitting tensile strength
machine learning
XGBoost
SHAP
title Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
title_full Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
title_fullStr Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
title_full_unstemmed Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
title_short Interpretable Predictive Modelling of Basalt Fiber Reinforced Concrete Splitting Tensile Strength Using Ensemble Machine Learning Methods and SHAP Approach
title_sort interpretable predictive modelling of basalt fiber reinforced concrete splitting tensile strength using ensemble machine learning methods and shap approach
topic FRP
concrete
splitting tensile strength
machine learning
XGBoost
SHAP
url https://www.mdpi.com/1996-1944/16/13/4578
work_keys_str_mv AT celalcakiroglu interpretablepredictivemodellingofbasaltfiberreinforcedconcretesplittingtensilestrengthusingensemblemachinelearningmethodsandshapapproach
AT yarenaydın interpretablepredictivemodellingofbasaltfiberreinforcedconcretesplittingtensilestrengthusingensemblemachinelearningmethodsandshapapproach
AT gebrailbekdas interpretablepredictivemodellingofbasaltfiberreinforcedconcretesplittingtensilestrengthusingensemblemachinelearningmethodsandshapapproach
AT zongwoogeem interpretablepredictivemodellingofbasaltfiberreinforcedconcretesplittingtensilestrengthusingensemblemachinelearningmethodsandshapapproach