Strength Prediction Models for Concrete Incorporating Fly Ash as a Waste Material.

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Title: Strength Prediction Models for Concrete Incorporating Fly Ash as a Waste Material.
Authors: Kumar, M.1 (AUTHOR) madan123kumar@gmail.com, Kumar, V.2 (AUTHOR) kumar2vijay@gmail.com, Priyadarshee, A.2 (AUTHOR) i.akashpriyadarshee1@gmail.com, Kumar Rahul, A.2 (AUTHOR) atulcivil.iitbhu@gmail.com, Kumar, R.3 (AUTHOR) ampuravi@gmail.com, Kumari, Shweta4 (AUTHOR) shweta@mitmuzaffarpur.org
Source: Journal of Applied Engineering Sciences. May2026, Vol. 16 Issue 1, p47-56. 10p.
Subjects: Machine learning, Boosting algorithms, Random forest algorithms, Compressive strength, Concrete, Multiple regression analysis, Support vector machines
Abstract: A comparative machine learning–based methodology was adopted to predict the compressive strength of fly ash concrete using Multiple Linear Regression (MLR), Support Vector Regression (SVR), AdaBoost Regressor (ABR), Random Forest (RF), and Extreme Gradient Boosting models (XG). A dataset of 498 mix designs collected from published literature was used, considering cement, fine and coarse aggregate, fly ash content, water content, water–cement ratio, and curing period as input parameters. Model performance was evaluated using mean absolute error, root mean square error, and coefficient of determination. The Extreme Gradient Boosting model showed the best predictive capability (R² = 0.881; RMSE = 5.65 MPa). Sensitivity analysis identified curing period, cement content, and water content as the most influential variables. The results demonstrate reliable strength prediction and enable model comparison to support data-driven mix optimization for sustainable fly ash concrete (FAC). [ABSTRACT FROM AUTHOR]
Copyright of Journal of Applied Engineering Sciences is the property of Paradigm Publishing Services and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
Database: Engineering Source
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DbLabel: Engineering Source
An: 193976377
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  Label: Title
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  Data: Strength Prediction Models for Concrete Incorporating Fly Ash as a Waste Material.
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  Data: <searchLink fieldCode="AR" term="%22Kumar%2C+M%2E%22">Kumar, M.</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> madan123kumar@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Kumar%2C+V%2E%22">Kumar, V.</searchLink><relatesTo>2</relatesTo> (AUTHOR)<i> kumar2vijay@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Priyadarshee%2C+A%2E%22">Priyadarshee, A.</searchLink><relatesTo>2</relatesTo> (AUTHOR)<i> i.akashpriyadarshee1@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Kumar+Rahul%2C+A%2E%22">Kumar Rahul, A.</searchLink><relatesTo>2</relatesTo> (AUTHOR)<i> atulcivil.iitbhu@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Kumar%2C+R%2E%22">Kumar, R.</searchLink><relatesTo>3</relatesTo> (AUTHOR)<i> ampuravi@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Kumari%2C+Shweta%22">Kumari, Shweta</searchLink><relatesTo>4</relatesTo> (AUTHOR)<i> shweta@mitmuzaffarpur.org</i>
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  Data: <searchLink fieldCode="JN" term="%22Journal+of+Applied+Engineering+Sciences%22">Journal of Applied Engineering Sciences</searchLink>. May2026, Vol. 16 Issue 1, p47-56. 10p.
– Name: Subject
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  Data: <searchLink fieldCode="DE" term="%22Machine+learning%22">Machine learning</searchLink><br /><searchLink fieldCode="DE" term="%22Boosting+algorithms%22">Boosting algorithms</searchLink><br /><searchLink fieldCode="DE" term="%22Random+forest+algorithms%22">Random forest algorithms</searchLink><br /><searchLink fieldCode="DE" term="%22Compressive+strength%22">Compressive strength</searchLink><br /><searchLink fieldCode="DE" term="%22Concrete%22">Concrete</searchLink><br /><searchLink fieldCode="DE" term="%22Multiple+regression+analysis%22">Multiple regression analysis</searchLink><br /><searchLink fieldCode="DE" term="%22Support+vector+machines%22">Support vector machines</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: A comparative machine learning–based methodology was adopted to predict the compressive strength of fly ash concrete using Multiple Linear Regression (MLR), Support Vector Regression (SVR), AdaBoost Regressor (ABR), Random Forest (RF), and Extreme Gradient Boosting models (XG). A dataset of 498 mix designs collected from published literature was used, considering cement, fine and coarse aggregate, fly ash content, water content, water–cement ratio, and curing period as input parameters. Model performance was evaluated using mean absolute error, root mean square error, and coefficient of determination. The Extreme Gradient Boosting model showed the best predictive capability (R² = 0.881; RMSE = 5.65 MPa). Sensitivity analysis identified curing period, cement content, and water content as the most influential variables. The results demonstrate reliable strength prediction and enable model comparison to support data-driven mix optimization for sustainable fly ash concrete (FAC). [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Journal of Applied Engineering Sciences is the property of Paradigm Publishing Services and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
  BibEntity:
    Identifiers:
      – Type: doi
        Value: 10.2478/jaes-2026-0007
    Languages:
      – Code: eng
        Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 10
        StartPage: 47
    Subjects:
      – SubjectFull: Machine learning
        Type: general
      – SubjectFull: Boosting algorithms
        Type: general
      – SubjectFull: Random forest algorithms
        Type: general
      – SubjectFull: Compressive strength
        Type: general
      – SubjectFull: Concrete
        Type: general
      – SubjectFull: Multiple regression analysis
        Type: general
      – SubjectFull: Support vector machines
        Type: general
    Titles:
      – TitleFull: Strength Prediction Models for Concrete Incorporating Fly Ash as a Waste Material.
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            NameFull: Kumar, M.
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            NameFull: Kumar, V.
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            NameFull: Priyadarshee, A.
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            NameFull: Kumar Rahul, A.
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            NameFull: Kumar, R.
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            – D: 01
              M: 05
              Text: May2026
              Type: published
              Y: 2026
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