An Improved RANSAC Algorithm Based on Adaptive Threshold for Indoor Positioning

Table 3

Results for various cases of the improved algorithm in 304A (16001200 SIFT ratio = 1).

	Running time (s)		Average error (pixel)	Threshold (pixel)
	2.87	−549.544	0.36188	0.914693
	2.66	−115.994	0.953146	2.11079
	2.80	−125.185	0.807435	1.67146
	2.77	−226.968	0.789106	1.91970