Category

Actual object

Detected

object

Matching

feature

Precision

Recall

AP

Football field

62

65

60

0.9230

0.9677

0.9558

Basketball court

176

145

143

0.8238

0.8125

0.8346

Tennis court

52

54

46

0.8518

0.8846

0.8725

Baseball field

7

9

7

0.7778

1.0

0.9657

Overall

0.8441

0.9162

0.9071