700 600 600 500 400 300 300 200 200 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 00:42 800 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 00:56 800 700 700 600 600 500 (m) 400 -4.5 -4 -2.5 -1.5 500 400 300 300 200 200 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 01:10 800 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 00:59 800 700 700 600 600 (m) -3 -2 400 500 -3.5 -1 -0.5 0 0.5 1 1.5 500 2 400 400 300 300 2.5 200 200 3 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 02:13 800 100 -400 -300 -200 -100 0 100 200 300 400 (m) 900 02:27 800 700 700 600 600 500 Displacement (mm) (m) 700 500 00:28 800 (m) (m) (m) (m) (m) 800 900 00:14 Phase Wrapping 900 3.5 4 4.5 500 400 400 300 300 200 200 100 -400 -300 -200 -100 0 100 200 300 400 (m) 100 -400 -300 -200 -100 0 100 200 300 400 (m) FIGURE 25. The sequence of interferograms between 00:00 and 02:27 of 5 October 2000 [2]. 60 IEEE GEOSCIENCE AND REMOTE SENSING MAGAZINE MARCH 2020