Research Article

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

Table 4

Gaussian noise repetition rate of key point detection algorithm on Space Time data set.

Peak intensity (r)0.050.080.10.150.2

ISS0.6471070.5107570.4643980.4260180.396627
KPQ0.6252910.5577220.5114640.4341990.365014
HoNO0.6033740.5617620.5437840.4958090.49894
LSP0.4103630.4149080.4192510.4142010.416423
3D-Harris0.8374920.7653780.7289170.6145850.534189
3D-SIFT0.8299170.7738620.7076060.6314520.57267