Personal profile
Biography
Dr. Qi, Xiaohui joined the Department of Mechanical and Construction Engineering at the Northumbria University as a lecturer in 2020. His research interests are on reliability and back-analysis of geotechnical structures, probabilistic site investigations and data-driven methods for prediction of geotechnical and geological properties.
Prior to joining NU, Dr. Qi was a postdoctoral researcher at the Nanyang Technological University, Singapore (2017-2020). He also was a postdoctoral researcher at the University of Macau, Macau, China (2015-2017). He received his Bachelor's Degree (2009) and Ph.D. Degree (2015) from Wuhan University, China. He studied at the National University of Singapore, Singapore as an exchange student (2012-2015).
Uncertainty is an inherent feature of geotechnical engineering, as manifested in the soil property, field measurements, and various models used for geotechnical designs. His research has focused on reliability and back-analysis of geotechnical structures (e.g., slopes, shallow foundations and braced excavations) considering inherent variability of soil properties, characterization of spatial variability of geotechnical and geological properties using limited data. These researches aim to achieve a more reliable or economical design of geotechnical structures. More recently, he is interested in applying data-driven methods (such as artificial intelligence methods) to the spatial prediction of geotechnical and geological properties.
For more information on Dr. Qi’s research:
https://scholar.google.com.sg/citations?user=RokMFHEAAAAJ&hl=en /
Research interests
Risk and reliability analysis of geotechnical engineering, Bayesian back-analysis of geotechnical structures, probabilistic site investigations, data-driven methods for spatial prediction of geotechnical and geological properties
Education/Academic qualification
Engineering, PhD
1 Sept 2009 → 30 Jun 2015
Award Date: 30 Jun 2015
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Collaborations and top research areas from the last five years
Research output
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A big indirect data – Informed probabilistic method for three-dimensional site reconstruction
Yang, Z., Li, X., Qi, X. & Liu, Z., 25 Jun 2025, In: Engineering Geology. 353, 18 p., 108097.Research output: Contribution to journal › Article › peer-review
Open AccessFile5 Citations (Scopus)31 Downloads (Pure) -
A coupled probabilistic site characterization method for estimating soil stratification and spatial variability using multiple-source site investigation data
Li, X., Zhang, Y., Li, Z., Yang, Z. & Qi, X., 21 May 2025, In: Engineering Geology. 351, p. 1-16 16 p., 108024.Research output: Contribution to journal › Article › peer-review
Open AccessFile13 Citations (Scopus)2 Downloads (Pure) -
Characterizing soil properties heterogeneity in complex tectonic regions using anisotropic random fields with nonlinear variation directions
Yang, Z., Qi, X., Feng, Y., Li, X. & Liu, Y., 1 Sept 2025, In: Engineering Geology. 356, 16 p., 108285.Research output: Contribution to journal › Article › peer-review
5 Citations (Scopus) -
Estimation of site-specific multivariate probability distribution of soil properties using a mixed sampling technique
Li, X., Zhang, Y., Yang, Z. & Qi, X., 1 Feb 2024, In: Computers and Geotechnics. 166, 12 p., 105956.Research output: Contribution to journal › Article › peer-review
14 Citations (Scopus) -
A new prediction model of the jet grouting column diameter for three jet grouting systems
Zhao, L.-S., Qi, X., Tan, F. & Chen, Y., 1 Nov 2023, In: Computers and Geotechnics. 163, 105753.Research output: Contribution to journal › Article › peer-review
Open AccessFile18 Citations (Scopus)101 Downloads (Pure)