Optimization of site exploration program based on coupled characterization of stratigraphic and geo-properties uncertainties

C Zhao, W Gong, CH Juang, H Tang, X Hu, L Wang - Engineering Geology, 2023 - Elsevier
Due to the inherent spatial variability of the geological bodies, limited boreholes
(constrained by budget), and data interpretation errors, the subsurface conditions (in terms …

Using conditioned random field to characterize the variability of geologic profiles

XY Li, LM Zhang, JH Li - Journal of Geotechnical and …, 2016 - ascelibrary.org
Geologic profiles cannot be identified with certainty due to inherent spatial variability and
limited site-investigation data. Random field theory is a powerful tool for evaluating the …

Probabilistic back analysis for improved reliability of geotechnical predictions considering parameters uncertainty, model bias, and observation error

Z Li, W Gong, T Li, CH Juang, J Chen… - … and Underground Space …, 2021 - Elsevier
The predicted performance of a geotechnical system may deviate from the in situ
observation due to the uncertainties in the input geotechnical parameters, solution model …

Predictions of deep excavation responses considering model uncertainty: Integrating BiLSTM neural networks with Bayesian updating

Y Tao, H Sun, Y Cai - International Journal of Geomechanics, 2022 - ascelibrary.org
Predictions of excavation responses frequently differ from monitoring data due to
geotechnical uncertainties. This paper proposes an efficient Bayesian updating approach for …

Embankment prediction using testing data and monitored behaviour: A Bayesian updating approach

D Zheng, J Huang, DQ Li, R Kelly, SW Sloan - Computers and Geotechnics, 2018 - Elsevier
Settlement prediction is critical for soft ground projects. Traditional predictions using
laboratory and field test data, however, can suffer from a lack of accuracy, which results in a …

Probabilistic calibration of a coupled hydro-mechanical slope stability model with integration of multiple observations

L Zhang, F Wu, Y Zheng, L Chen… - … and Management of …, 2018 - Taylor & Francis
Multiple types of responses, such as displacements, ground water level, pore water
pressures, water contents, etc., are usually measured in comprehensive monitoring …

Bayesian updating for progressive excavation of high rock slopes using multi-type monitoring data

Y Sun, J Huang, W Jin, SW Sloan, Q Jiang - Engineering Geology, 2019 - Elsevier
Abstract Systems for monitoring the deformation and stress conditions of excavated high
rock slopes are usually implemented for safety reasons and to predict the stability of future …

Efficient and flexible Bayesian updating of embankment settlement on soft soils based on different monitoring datasets

HM Tian, ZJ Cao, DQ Li, W Du, FP Zhang - Acta Geotechnica, 2022 - Springer
In situ monitoring provides valuable information to update the predictions of the
embankment settlement on soft soils. Observational data obtained at different monitoring …

Prediction of time-dependent tunnel convergences using a Bayesian updating approach

X Feng, R Jimenez, P Zeng, S Senent - Tunnelling and Underground …, 2019 - Elsevier
Convergences caused by tunnel excavation may increase with time. The prediction of these
time-dependent convergences is important for the safe design and construction of tunnels …

A novel physically-based model for updating landslide susceptibility

HJ Wang, T Xiao, XY Li, LL Zhang, LM Zhang - Engineering Geology, 2019 - Elsevier
A novel physically-based method for updating landslide susceptibility is presented in this
paper, considering both spatial and cross correlations. First, a Bayesian network relating …