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Table 2 Simulation test results

From: The study of security application of LOGO recognition technology in sports video

Sample grouping The number of positive samples detected correctly The number of negative samples detected correctly Precision rate Accuracy rate Recall rate F1 value
1 89 92 0.905 0.912 0.899 0.906
2 457 461 0.918 0.931 0.918 0.924
3 919 927 0.923 0.926 0.911 0.918