一种比较的机器和深度学习方法,用于预测缺乏凝聚力的土壤中浅层基础的最终承载能力
1Department of Civil Engineering, Faculty of Engineering, Port Said University, Port Said, Egypt. mahmoud.mohamed@eng.psu.edu.eg.
Scientific reports
|November 18, 2025
概括
机器学习和深度学习模型显著改善了对缺乏凝聚力的土壤上浅层基础的最终承载能力的预测. 这些先进的技术与地质工程中的传统方法相比,提供了更高的精度.
科学领域:
- 地质技术工程 地质技术工程
- 计算力学 计算力学 计算力学
- 在土木工程中的人工智能.
背景情况:
- 准确预测浅基础承载能力对于安全和经济的设计至关重要.
- 由于土壤异质性和复杂的故障机制,传统方法往往缺乏精度.
- 机器学习 (ML) 和深度学习 (DL) 为增强预测能力提供了有希望的替代方案.
研究的目的:
- 开发和评估一个基于Python的框架,用于使用ML和DL预测浅层基础的最终承载能力.
- 将各种ML和DL模型的性能与传统的地质技术方程进行比较.
- 通过可解释性分析,确定影响基础承载能力的关键参数.
主要方法:
- 使用了116个浅基础实验的数据集.
- 训练并比较了11个ML模型 (例如GPR,XGBoost,RF) 和5个DL模型 (例如ANN,DNN).
- 在参数重要性分析中使用了SHapley添加式解释 (SHAP).
主要成果:
- ML和DL模型显著优于传统方法.
- 整体ML模型实现了R2>0.988和MAPE <5.07%.
- 传统方法得到的R2值在0.684-0.82和MAPE>19.63%之间.
结论:
- ML和DL技术为最终承载能力提供了非常准确的预测.
- 基础深度和土壤摩擦角被确定为最重要的输入参数.
- 开发的框架为地质工程师提供了一个强大的工具.
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