Fig. 11

(a) Subsidence area E in the Linxi Mine, eastern China; (b) Recognition result of Subsidence Area E. The imagery is from Ovi Maps, and the download URL is https://www.ovital.com/. Data source: Siwei Earth (Surveying and Mapping License No.: GS (2025) 3161); Image acquisition date: 2023/06/06, GF-7.