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- W3080851903 endingPage "249" @default.
- W3080851903 startingPage "237" @default.
- W3080851903 abstract "Background: The reliable determination of geomechanical parameters of rocks such as Unconfined Compressive Strength (UCS) using laboratory methods is problematic and time-consuming. In this regard, the construction of reliable predictive models for assessing the UCS is of advantage. Objective: The main purpose of this work is to propose the use of a reliable PSO-based ANN approach for predicting the UCS of sandstones. Methods: For this purpose, laboratory tests were performed on 60 sandstone specimens. The laboratory tests comprise P-wave velocity, dry density, Schmidt hardness and UCS. Apart from the latter, the other laboratory tests were set as model inputs. Prediction performance of the constructed model was assessed according to the criteria including coefficient of determination (R 2 ), Root Mean Squared Error (RMSE) and Variance Account For (VAF). Results: Results (R 2 = 0.974 and RMSE = 0.086 and VAF = 97.5) showed the reliability of the constructed PSO-based ANN model to predict UCS of sandstones. Conclusion: Hence, this study recommends utilizing PSO-based ANN as a feasible tool for assessing UCS of sandstones. Nevertheless, further research is suggested for model generalization purposes." @default.
- W3080851903 created "2020-09-01" @default.
- W3080851903 creator A5003027488 @default.
- W3080851903 creator A5013826036 @default.
- W3080851903 creator A5016784628 @default.
- W3080851903 date "2020-08-23" @default.
- W3080851903 modified "2023-09-25" @default.
- W3080851903 title "A Reliable PSO-based ANN Approach for Predicting Unconfined Compressive Strength of Sandstones" @default.
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- W3080851903 doi "https://doi.org/10.2174/1874836802014010237" @default.
- W3080851903 hasPublicationYear "2020" @default.
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