The Iterative Inversion Method of the Gravity Interface Based on the Regular-Integral Downward Continuation Method

Table 1

The comparison of inversion results in the model.

	Bulge A (km)		Bulge B (km)		Depression C (km)		Root mean square error (km)
	Coordinate	Depth	Coordinate	Depth	Coordinate	Depth
Model	(21, 35)	1.8829	(35, 25.5)	1.7992	(19, 14)	2.0774
Parker-Oldenburg method	(21, 34.5)	1.8240	(35, 25.5)	1.7891	(19, 14)	2.0731	0.0027
Improved method	(21, 35)	1.8279	(35, 25.5)	1.7956	(19, 14)	2.0751	0.0015