Table 6.

Effect of the relearning mechanism

Video	Relearning disabled			Proposed, relearning enabled
	TSR	Error (mm)	Speed (fps)	RT	TSR	Error (mm)	Speed (fps)
Val_1	9.2%	N/A	N/A	1	100%	1.82	93.6
Val_2	100%	3.78	92.2	1	100%	1.45	94.1
Test_1	100%	2.79	91.9	1	100%	2.53	91.3
Test_2	87.6%	N/A	N/A	1	100%	2.82	91.4
Test_3	100%	3.44	92.4	1	100%	1.37	92.2
Average	79.4%	N/A	N/A	1	100%	N/A	N/A

Results obtained with a search range of $101\times 101$ on the GPU. RT (relearning times) indicates the number of times that relearning is triggered within the entire video

The bold values indicate that the corresponding algorithm (or model setting) performs the best in the comparison