Switchtab: Switched autoencoders are effective tabular learners

J Wu, S Chen, Q Zhao, R Sergazinov, C Li… - Proceedings of the …, 2024 - ojs.aaai.org
Self-supervised representation learning methods have achieved significant success in
computer vision and natural language processing (NLP), where data samples exhibit explicit …

Recontab: Regularized contrastive representation learning for tabular data

S Chen, J Wu, N Hovakimyan, H Yao - arXiv preprint arXiv:2310.18541, 2023 - arxiv.org
Representation learning stands as one of the critical machine learning techniques across
various domains. Through the acquisition of high-quality features, pre-trained embeddings …

Scalable inverse uncertainty quantification by hierarchical bayesian modeling and variational inference

C Wang, X Wu, Z Xie, T Kozlowski - Energies, 2023 - mdpi.com
Inverse Uncertainty Quantification (IUQ) has gained increasing attention in the field of
nuclear engineering, especially nuclear thermal-hydraulics (TH), where it serves as an …

Functional PCA and deep neural networks-based Bayesian inverse uncertainty quantification with transient experimental data

Z Xie, M Yaseen, X Wu - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
This work focuses on developing an inverse uncertainty quantification (IUQ) process for time-
dependent responses, using dimensionality reduction by functional principal component …

Deep representation learning for multi-functional degradation modeling of community-dwelling aging population

S Chen, X Liu, Y Li, J Wu, H Yao - arXiv preprint arXiv:2404.05613, 2024 - arxiv.org
As the aging population grows, particularly for the baby boomer generation, the United
States is witnessing a significant increase in the elderly population experiencing …

Hierarchical Bayesian modeling for Inverse Uncertainty Quantification of system thermal-hydraulics code using critical flow experimental data

Z Xie, C Wang, X Wu - International Journal of Heat and Mass Transfer, 2025 - Elsevier
The best estimate plus uncertainty methodology in nuclear system thermal-hydraulic studies
necessitates a comprehensive understanding of uncertainties in system code predictions …

Hierarchical Bayesian Modeling for Time-Dependent Inverse Uncertainty Quantification

C Wang - arXiv preprint arXiv:2401.00641, 2024 - arxiv.org
This paper introduces a novel hierarchical Bayesian model specifically designed to address
challenges in Inverse Uncertainty Quantification (IUQ) for time-dependent problems in …

Application of the Modular Bayesian Approach for Inverse Uncertainty Quantification in Nuclear Thermal-Hydraulics Systems

C Wang - arXiv preprint arXiv:2404.04774, 2024 - arxiv.org
In the framework of BEPU (Best Estimate plus Uncertainty) methodology, the uncertainties
involved in the simulations must be quantified to prove that the investigated design is …