A novel multivariate statistical process monitoring algorithm: Orthonormal subspace analysis

Z Lou, Y Wang, Y Si, S Lu - Automatica, 2022 - Elsevier
Partial least squares (PLS) and canonical correlation analysis (CCA) are two most popular
key performance indicators (KPI) monitoring algorithms, which have shortcomings in dealing …

An extended Tennessee Eastman simulation dataset for fault-detection and decision support systems

C Reinartz, M Kulahci, O Ravn - Computers & chemical engineering, 2021 - Elsevier
Abstract The Tennessee Eastman Process (TEP) is a frequently used benchmark in
chemical engineering research. An extended simulator, published in 2015, enables a more …

Improved locality preserving projections based on heat-kernel and cosine weights for fault classification in complex industrial processes

N Zhang, Y Xu, QX Zhu, YL He - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Data-driven fault diagnosis techniques have been widely used in industrial processes.
However, facing a large amount of high-dimensional, nonlinear, and strongly coupled …

[图书][B] Introduction to process control

JA Romagnoli, A Palazoglu - 2005 - taylorfrancis.com
Improvements in software, instrumentation, and feedback control as well as deepening
linkages between fundamental aspects of process technology have vastly changed the …

Sparse canonical variate analysis approach for process monitoring

Q Lu, B Jiang, RB Gopaluni, PD Loewen… - Journal of Process …, 2018 - Elsevier
Canonical variate analysis (CVA) has shown its superior performance in statistical process
monitoring due to its effectiveness in handling high-dimensional, serially, and cross …

Least squares sparse principal component analysis and parallel coordinates for real-time process monitoring

S Gajjar, M Kulahci, A Palazoglu - Industrial & Engineering …, 2020 - ACS Publications
The unprecedented growth of machine-readable data throughout modern industrial systems
has major repercussions for process monitoring activities. In contrast to model-based …

An easy to use GUI for simulating big data using Tennessee Eastman process

EB Andersen, IA Udugama, KV Gernaey… - Quality and …, 2022 - Wiley Online Library
Data‐driven process monitoring and control techniques and their application to industrial
chemical processes are gaining popularity due to the current focus on Industry 4.0 …

Unsupervised isolation of abnormal process variables using sparse autoencoders

ÁD Hallgrímsson, HH Niemann, M Lind - Journal of Process Control, 2021 - Elsevier
Isolation of abnormal changes in process variables is an integral component of fault
diagnosis, as it provides evidential information for determining the root cause of a detected …

Sparse PCA support exploration of process structures for decentralized fault detection

M Theisen, G Dörgő, J Abonyi… - Industrial & …, 2021 - ACS Publications
With the ever-increasing use of sensor technologies in industrial processes and more data
becoming available to engineers, the fault detection and isolation activities in the context of …

Experiences with big data: Accounts from a data scientist's perspective

M Kulahci, FD Frumosu, AR Khan, GØ Rønsch… - Quality …, 2020 - Taylor & Francis
Manufacturing has been rejuvenated by automation and digitalization. This has brought forth
the new industrial era also called Industry 4.0. During the last few years, we have …