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

Table 6

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

Reduced proportions	50%	70%	80%	90%	95%
ISS	0.096455	0.108979	0.094031	0.090092	0.066357
KPQ	0.028785	0.019695	0.017069	0.013635	0.013736
HoNO	0.152611	0.100899	0.07474	0.039087	0.027775
LSP	0.247046	0.188466	0.149884	0.087264	0.043834
3D-Harris	0.084941	0.087567	0.088375	0.059388	0.046258
3D-SIFT	0.1212	0.12827	0.102717	0.069286	0.047975