Table 1.

Distance estimation results with different experiments.

Item	${\mathit{T}}_1$ (mm)	${\mathit{T}}_2$ (mm)	${\mathit{T}}_3$ (mm)	${\mathit{T}}_4$ (mm)	${\mathit{T}}_5$ (mm)	Ground Truth (mm)
Experiment 1	386	382	385	386	383	380
Experiment 2	639	635	634	637	632	639
Experiment 3	785	776	777	776	782	760
Experiment 4	717	708	711	703	694	701
GI model	677	669	668	653	665	665