Real-time pattern matching and ranking for early prediction of industrial alarm floods

MR Parvez, W Hu, T Chen - Control Engineering Practice, 2022 - Elsevier
Early prediction of an incoming alarm flood sequence can provide valuable information to
industrial operators, so as to facilitate taking corrective actions in time. A real-time pattern …

A local alignment approach to similarity analysis of industrial alarm flood sequences

W Hu, J Wang, T Chen - Control Engineering Practice, 2016 - Elsevier
Similar alarm sequence alignment algorithms have been used to find similar alarm floods in
the historical database for the prediction and prevention of alarm floods. However, the …

Online pattern matching and prediction of incoming alarm floods

S Lai, F Yang, T Chen - Journal of Process Control, 2017 - Elsevier
Alarm floods are serious hazards for industrial process monitoring. In this paper, we propose
an online algorithm to provide early prediction of an incoming alarm flood by matching an …

[HTML][HTML] Advances in alarm data analysis with a practical application to online alarm flood classification

M Lucke, M Chioua, C Grimholt, M Hollender… - Journal of Process …, 2019 - Elsevier
During an alarm flood, the alarm rate is greater than the operator can effectively manage.
Many alarm data analysis methods have been proposed in the literature to mitigate the …

Pattern matching of alarm flood sequences by a modified Smith–Waterman algorithm

Y Cheng, I Izadi, T Chen - Chemical engineering research and design, 2013 - Elsevier
Alarm flooding is one of the main problems in alarm management. Alarm flood pattern
analysis is helpful for root cause analysis of historical floods and for incoming flood …

A method for pattern mining in multiple alarm flood sequences

S Lai, T Chen - Chemical Engineering Research and Design, 2017 - Elsevier
Alarm flood is a serious hazard for industrial processes, alarm management techniques
such as delay timers and dead-bands often are incapable of suppressing alarm floods …

Open set online classification of industrial alarm floods with alarm ranking

HS Alinezhad, J Shang, T Chen - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Alarm floods can cause serious safety problems in complex industrial plants by
overwhelming a plant operator with many alarm annunciations in a short time interval. In a …

Generalized pattern matching of industrial alarm flood sequences via word processing and sequence alignment

B Zhou, W Hu, K Brown, T Chen - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Analyzing alarm floods in a large-scale industrial facility is a sophisticated task, because of
too many fault types and their associated consequential alarms. However, there exist similar …

Accelerated multiple alarm flood sequence alignment for abnormality pattern mining

S Lai, F Yang, T Chen, L Cao - Journal of Process Control, 2019 - Elsevier
Alarm floods can interfere with operators and may therefore cause or aggravate industrial
accidents. A novel algorithm is proposed for pattern mining in multiple alarm floods. Unlike …

An association rule mining approach to predict alarm events in industrial alarm floods

MR Parvez, W Hu, T Chen - Control Engineering Practice, 2023 - Elsevier
Industrial operators often experience overwhelming situations during ongoing alarm floods
due to high alarm rates. In such situations, real-time assistance in the form of prediction of …