Research on Moving Target Detection and Tracking Technology in Sports Video Based on SIFT Algorithm

Table 9

The resolution repetition rate of the key point detection algorithm on the Kinect data set.

Reduced proportions	50%	70%	80%	90%	95%
ISS	0.151096	0.142511	0.12726	0.089385	0.05858
KPQ	0.060398	0.061812	0.050601	0.049288	0.049086
HoNO	0.119382	0.077467	0.058378	0.03333	0.021816
LSP	0.205636	0.164327	0.123826	0.071407	0.038683
3D-Harris	0.109282	0.10908	0.099384	0.063731	0.033229
3D-SIFT	0.15958	0.15049	0.123523	0.091809	0.057873