[Retracted] Robot Obstacle Recognition and Target Tracking Based on Binocular Vision

Table 6

Ranging results of four matching algorithms.

Actual distance (mm)	SIFT algorithm	SURF algorithm	FAST algorithm	Algorithm in the research
1000	1012.9	1011.8	1021.5	1009.7
1100	1115.4	1114.2	1126.2	1112.5
1200	1219.5	1218.1	1230.1	1216.9
1300	1322.3	1321.2	1333.2	1319.6
1400	1426.3	1425.7	1437.9	1423.5
1500	1531.6	1530.1	1542.8	1527.2
1600	1637.1	1636.5	1648.7	1630.9
1700	1746.1	1747.8	1752.6	1734.5
1800	1852.4	1853.9	1862.2	1839.1
1900	1968.6	1969.2	1979.5	1943.5
2000	2096.2	2097.5	2115.8	2046.9
2100	2211.5	2212.4	2254.9	2149.8