Seismic performance and fragility of two-story and three-span underground structures using a random forest model and a new damage description method

• Published in: Tunnelling and underground space technology Vol. 135; p. 104980
• Main Authors: Yang, Jing, Zhuang, Haiyang, Zhang, Guangyu, Tang, Baizan, Xu, Changjie
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.05.2023
• Subjects: Random forest prediction model; Seismic damage; Seismic fragility; Seismic performance; Underground structure; Seismic damage; Random forest prediction model; Seismic fragility; Seismic performance; Underground structure

•New concept was defined to evaluate the damages of the underground structure (US).•New model was firstly used to predict the seismic performance levels of US.•A quantification system for the seismic damage of shallow buried US was advanced.•IDR was suitable to describe the seismic damage of shallow...