Slow down to go better: A survey on slow feature analysis

P Song, C Zhao - IEEE Transactions on Neural Networks and …, 2022 - ieeexplore.ieee.org
Temporal data contain a wealth of valuable information, playing an essential role in various
machine-learning tasks. Slow feature analysis (SFA), one of the most classic temporal …

Variational bayesian approach to nonstationary and oscillatory slow feature analysis with applications in soft sensing and process monitoring

VK Puli, B Huang - IEEE Transactions on Control Systems …, 2023 - ieeexplore.ieee.org
Extraction of underlying patterns from measured variables is central to various data-driven
control applications, such as soft-sensor modeling, statistical process monitoring, and fault …

Complex probabilistic slow feature extraction with applications in process data analytics

VK Puli, R Raveendran, B Huang - Computers & Chemical Engineering, 2021 - Elsevier
Today, in modern industrial processes, thousands of correlated process variables are
measured and stored. Dimension reduction techniques are often employed to construct …

[HTML][HTML] Physics-informed probabilistic slow feature analysis

VK Puli, R Chiplunkar, B Huang - Automatica, 2024 - Elsevier
This paper presents a novel approach called physics-informed probabilistic slow feature
analysis. The probabilistic slow feature analysis method has been employed to extract …

A novel semi-supervised robust learning framework for dynamic generative latent variable models and its application to industrial virtual metrology

W Han, W Shao, C Wei, W Song, C Chen… - Advanced Engineering …, 2024 - Elsevier
Among a variety of virtual metrology models, dynamic generative latent variable models
(DGLVMs) have proven to be an effective tool, owing to outstanding advantages in dealing …

Robust multi-mode probabilistic slow feature analysis with application to fault detection

A Memarian, R Raveendran, B Huang - Journal of Process Control, 2023 - Elsevier
This paper proposes a robust multi-mode dynamic data-driven model to identify complex
industrial processes and study its application in detecting incipient faults. To model the …

Generalized grouped contributions for hierarchical fault diagnosis with group Lasso

C Shang, H Ji, X Huang, F Yang, D Huang - Control Engineering Practice, 2019 - Elsevier
In process industries, it is necessary to conduct fault diagnosis after abnormality is found,
with the aim to identify root cause variables and further provide instructive information for …

Semi‐supervised dynamic latent variable modeling: I/O probabilistic slow feature analysis approach

L Fan, H Kodamana, B Huang - AIChE Journal, 2019 - Wiley Online Library
Modeling of high dimensional dynamic data is a challenging task. The high dimensionality
problem in process data is usually accounted for using latent variable models. Probabilistic …

Sparse Robust Dynamic Feature Extraction using Bayesian Inference

VK Puli, R Chiplunkar, B Huang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Datasets of large-scale industrial processes are often high-dimensional and are
characterized by outliers. Probabilistic latent variable models are effective for modeling such …

Data-driven modeling and operation optimization with inherent feature extraction for complex industrial processes

S Li, Y Zheng, S Li, M Huang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In response to the tenets of Industry 4.0, operation optimization in industrial processes has
become a significant research topic. However, the uncertainties prevailing in the process …