Table 2

Classification results of the 8 species of the Bactrocera dorsalis complex and Bactrocera tau and percent of "grouped" cases correctly classified: 89.6%

 

Actual

No. of

Predicted group membership

Group

cases

1

2

3

4

5

6

7

8

9

Group 1

60

56

0

0

0

1

0

3

0

0

B. arecae

93.3%

0.0%

0.0%

0.0%

1.7%

0.0%

5.0%

0.0%

0.0%

Group 2

50

0

44

0

0

3

3

0

0

0

B. dorsalis

0.0%

88.0%

0.0%

0.0%

6.0%

6.0%

0.0%

0.0%

0.0%

Group 3

53

0

0

52

0

0

0

0

1

0

B. propinqua

0.0%

0.0%

98.1%

0.0%

0.0%

0.0%

0.0%

1.9%

0.0%

Group 4

50

0

8

0

39

0

1

1

1

0

B. pyrifoliae

0.0%

16.0%

0.0%

78.0%

0.0%

2.0%

2.0%

2.0%

0.0%

Group 5

54

0

3

0

0

50

0

1

0

0

B. verbascifoliae

0.0%

5.6%

0.0%

0.0%

92.5%

0.0%

1.9%

0.0%

0.0%

Group 6

29

0

0

0

0

0

28

1

0

0

Species E

0.0%

0.0%

0.0%

0.0%

0.0%

96.6%

3.4%

0.0%

0.0%

Group 7

56

0

2

7

0

0

2

42

3

0

Species K

0.0%

3.5%

12.6%

0.0%

0.0%

3.5%

75.0%

5.4%

0.0%

Group 8

22

1

1

0

0

0

0

1

19

0

Species P

4.5%

4.5%

0.0%

0.0%

0.0%

0.0%

4.5%

86.5%

0.0%

Group 9

50

0

0

0

0

0

0

0

0

50

Bactrocera tau

0.0%

0.0%

0.0%

0.0%

0.0%

0.0%

0.0%

0.0%

100.0%