Fig. 10From: Crustal structure of the eastern Piedmont and Atlantic coastal plain in North Carolina and Virginia, eastern North American marginResults of checkerboard resolution tests for the upper crust of P-wave velocity model. a, b Respectively the 5 × 2 km checkerboard and the recovered result for the P-wave velocity model. c, d Respectively the 5 × 2 km checkerboard and the recovered result for the S-wave velocity modelBack to article page