LSTM-based damage localization method for building structures using frequency feature damage index

Do Gyeong Hwang, Gi Jun Han, Han Yong Lee, Insub Choi, Da Yo Yun, Byung Kwan Oh, Department of Architecture and Architectural Engineering, Yonsei University, Department of Architectural Engineering, Keimyung University, Eco-friendly Architecture Research Team, Research Institute for Future Technology, Gs E

Journal of Vibration and Control

Published online on April 30, 2026

Abstract

Journal of Vibration and Control, Ahead of Print.
This study presents an LSTM-based damage localization framework for building structures. The model is trained exclusively on acceleration responses measured in the healthy state, and damage localization is performed by analyzing, in the frequency domain, ...