Inversion and Analysis of Mining Subsidence by Integrating DInSAR, Offset Tracking, and PIM Technology

Figure 4

The rewrapped interferogram, 2.8 cm/a fringe period (a) and coherence (b) of the subsidence field of the mining area. Subsidence areas are in red ellipses labelled A, B, C, D, E, F, and G.

(a)

(b)