Three-dimensional deformation and its uncertainty derived by integrating multiple SAR data analysis methods

Earth, Planets and Space

Table 1 ALOS-2 data used in this study

Path	Frame	Asc./Des	Right/left	Beam#	θ_offn^a [deg.]	Date [yymmdd]	\(\sigma_{{{\text{atm}}}}\)[cm]^b
							InSAR	SBI		Pixel offset
							Rg	Rg	Az	Rg	Az
Kumamoto (14–15 April, 2016)
023	2950 2960	Des	Right	7	32.4	160418 160307	1.3	1.2	8.0	1.2	7.2
028	2920 2930	Des	Left	6	29.1	160429 141114	1.1	3.2	11.2	2.7	11.4
029	2910 2920	Des	Left	9	38.2	160420 150114	1.6	2.2	17.0	2.6	18.1
030	2900 2910	Des	Left	13	46.4	180716 150914	2.4	3.1	8.3	5.8	8.1
125	0670 0680	Asc	Left	7	32.4	161009 150802	1.9	2.6	(34.5)	3.5	(26.3)
130	0640 0650	Asc	Right	6	29.1	160602 160211	1.0	2.8	(31.1)	2.6	(27.0)
130	0640 0650	Asc	Right	7	32.4	160616 160225	1.8	3.2	(34.7)	5.9	(32.6)
131	0640 0650	Asc	Right	9	38.2	160426 160329	1.1	2.2	12.1	2.1	11.5
Tottori (21 October, 2016)
021	2900 2910	Des	Right	9	38.2	170407 160923	1.4	2.3	3.5	3.7	3.7
022	2900	Des	Right	6	29.1	161026 160803	1.6	1.5	5.6	1.6	4.7
027	2870	Des	Left	7	32.4	161023 141207	0.9	(2.5)	(6.8)	(3.2)	(6.1)
122	0730 0740	Asc	Left	9	38.2	161022 150117	1.0	(2.1)	(3.9)	(7.9)	(4.7)
123	0730	Asc	Left	7	32.4	181025 141127	0.8	(3.4)	(5.2)	(5.6)	(6.4)
128	0700	Asc	Right	6	29.1	161024 160523	0.6	1.1	4.6	1.4	4.0
128	0700	Asc	Right	7	32.4	161107 160606	0.5	1.4	(9.9)	1.5	(7.1)
129	0690	Asc	Right	9	38.2	161210 160709	0.8	1.6	(18.9)	2.2	(15.9)

^aOff-nadir angle at the scene center
^bData in parentheses were not used for the final analysis due to large noise errors or decorrelation