Inversion Model of GPR Imaging Characteristics of Point Objects and Fracture Detection of Heritage Building

Table 5

Comparison of the real radius and inversion radius in different depth.

Contents	Data
Real depth hreal/m	0.05	0.10	0.20	0.30	0.40	0.50	0.60
Real radius rreal/m	0.050	0.050	0.050	0.050	0.050	0.050	0.050
Inversion radius rinversion/ns	0.089	0.065	0.054	0.051	0.049	0.049	0.047
Error e	78%	30%	8%	2%	2%	2%	6%