Deep Learning Model to Improve the Stability of Damage Identification via Output-only Signal

Jongyeop Kim, Jinki Kim, Matthew Sands, Seongsoo Kim

Research output: Contribution to book or proceedingConference articlepeer-review

1 Scopus citations

Abstract

This study utilizes vibration-based signal analysis as a non-destructive testing technique that involves analyzing the vibration signals produced by a structure to detect possible defects or damage. The study aims to employ deep learning models to identify defects in a 3D-printed cantilever beam by analyzing the beam's tip displacement given a random input signal generated by an electromagnetic shaker. This study is focused on the output signal without any information of the random input, which is common for structural health monitoring applications in practice. Additionally, the study has revealed that the number of times the test set is applied to the trained model significantly impacts the accuracy of the model's consistent predictions.

Original languageEnglish
Title of host publicationProceedings - 2023 IEEE/ACIS 21st International Conference on Software Engineering Research, Management and Applications, SERA 2023
EditorsYeong-Tae Song, Junghwan Rhee, Yuseok Jeon
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages201-209
Number of pages9
ISBN (Electronic)9798350345889
DOIs
StatePublished - 2023
Event21st IEEE/ACIS International Conference on Software Engineering Research, Management and Applications, SERA 2023 - Orlando, United States
Duration: May 23 2023May 25 2023

Publication series

NameProceedings - 2023 IEEE/ACIS 21st International Conference on Software Engineering Research, Management and Applications, SERA 2023

Conference

Conference21st IEEE/ACIS International Conference on Software Engineering Research, Management and Applications, SERA 2023
Country/TerritoryUnited States
CityOrlando
Period05/23/2305/25/23

Keywords

  • Deep learning
  • GRU
  • LSTM
  • Model Stability
  • Signal processing
  • Structural Health Monitoring
  • Vibrations

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