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

Table 3

Comparison of the apparent depth and real depth with different depth.

Contents	Data
Real depth hreal/m	0.05	0.10	0.20	0.30	0.40	0.50	0.60
Apparent depth happarent/m	0.08	0.13	0.23	0.33	0.43	0.53	0.63
Time depth Ttime/ns	1.23	1.93	3.39	4.85	6.37	7.84	9.36