Machine learning-based soil–structure interaction analysis of laterally loaded piles through physics-informed neural networks

W Ouyang, G Li, L Chen, SW Liu - Acta Geotechnica, 2024 - Springer
This research adopts emerging machine learning techniques to tackle the soil–structure
interaction analysis problems of laterally loaded piles through physics-informed neural …

Efficient numerical implementation for nonlinear analysis of pile-supported structures during soil liquefaction through adaptive pile element formulations

W Ouyang, AR Liang, SW Liu - Soil Dynamics and Earthquake Engineering, 2023 - Elsevier
The structural behavior of pile-supported structures during soil liquefaction is sometimes
insufficiently investigated properly due to the inefficiency in the existing line finite element …

Physics‐informed neural networks for large deflection analysis of slender piles incorporating non‐differentiable soil‐structure interaction

W Ouyang, G Li, L Chen, SW Liu - International Journal for …, 2024 - Wiley Online Library
Physics‐informed neural networks (PINN) is an emerging machine learning technique and
has been applied in different areas successfully. To benefit pile analysis from this innovative …

Refined three-dimensional pile element formulation for second-order analysis of pile-supported structures accounting for complex loading conditions

W Ouyang, R Bai, SW Liu, SL Chan - Engineering Structures, 2024 - Elsevier
The second-order analysis method is a simulation-based design method but less utilized for
pile-supported structures due to the current inaccurate and unstable analysis methods for …

Efficient numerical algorithms for assessing the mechanical performance of corroded offshore steel sheet piles

Y Yang, W Ouyang, K Liu, SW Liu - Ocean Engineering, 2022 - Elsevier
Deterioration of offshore steel sheet pile walls subjected to corrosion may significantly affect
the structural performance under serviceability and failure. Most steel corrosion studies …

Neural networks-based spring element for second-order analysis of pile-supported structures with nonlinear soil-structure interaction

W Ouyang, L Chen, SW Liu - Engineering Structures, 2024 - Elsevier
This paper proposes a novel structural analysis approach, the neural networks-based spring
element (NNSE) method, to synergize machine learning (ML) techniques with the line finite …