Research Article

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

Table 12

The outlier repetition rate of the key point detection algorithm on the space time data set.

Proportion of outliers0.1%0.5%1%2%5%

ISS0.9999990.972630.9527330.91910.86153
KPQ0.9849520.9398050.8789020.8277960.735078
HoNO0.9848510.8964760.8472890.8022430.739118
LSP0.9980820.9583890.9046570.8348660.681548
3D-Harris0.9999990.9961630.9866690.9610150.926574
3D-SIFT0.9999990.9711150.9520260.9375830.911626