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Table 3 Mean number of queries required to first hit unknown classes

From: D-Confidence: an active learning strategy to reduce label disclosure complexity in the presence of imbalanced class distributions

Dataset

Classifier

A.L.

1

2

3

4

5

6

7

8

9

10

11

Iris

SVM

ff

1.0

65.3

1.0

        

Iris

SVM

c

1.0

6.7

2.7

        

Iris

SVM

dc

1.0

2.7

1.0

        

Iris

NNET

ff

1.0

65.3

1.0

        

Iris

NNET

c

37.5

1.0

83.0

        

Iris

NNET

dc

1.0

1.3

1.0

        

Iris

RPART

ff

1.0

65.3

1.0

        

Iris

RPART

c

1.0

2.0

3.3

        

Iris

RPART

dc

1.0

1.7

1.0

        

Cleveland

SVM

ff

3.2

12.5

13.5

2.3

24.2

      

Cleveland

SVM

c

2.5

7.0

8.3

19.0

39.8

      

Cleveland

SVM

dc

2.7

14.5

8.3

4.8

8.0

      

Cleveland

NNET

ff

3.2

12.5

13.5

2.3

24.2

      

Cleveland

NNET

c

2.2

2.8

5.3

3.5

16.2

      

Cleveland

NNET

dc

1.7

9.8

4.7

3.5

10.5

      

Cleveland

RPART

ff

3.2

12.5

13.5

2.3

24.2

      

Cleveland

RPART

c

3.0

1.0

17.7

4.3

16.2

      

Cleveland

RPART

dc

2.2

13.2

3.5

4

5.3

      

Poker

SVM

ff

4.5

2.0

2.9

17.2

27.6

85.1

39.1

63.5

200.4

63.7

 

Poker

SVM

c

1.0

3.0

19.5

42.8

112.5

112.2

146.9

222.9

250.9

248.8

 

Poker

SVM

dc

3.0

2.0

4.6

9.0

45.0

96.6

98.2

68.1

90.0

58.8

 

Poker

NNET

ff

4.5

2.0

2.9

17.2

27.6

85.1

39.1

63.5

200.4

63.7

 

Poker

NNET

c

2.5

1.0

12.5

41.2

74.7

145.3

177.5

67.0

70.6

311.6

 

Poker

NNET

dc

2.0

2.0

7.0

26.1

49.2

38.7

74.0

63.6

114.2

95.1

 

Poker

RPART

ff

4.5

2.0

2.9

17.2

27.6

85.1

39.1

63.5

200.4

63.7

 

Poker

RPART

c

1.0

3.0

29.0

48.0

34.1

116.8

124.5

211.6

326.5

155.9

 

Poker

RPART

dc

2.5

2.0

5.6

11.3

24.9

89.0

83.8

73.0

168.4

92.0

 

Satlog

SVM

ff

68.0

107.0

20.9

1.6

1.1

95.8

     

Satlog

SVM

c

11.5

5.2

34.1

31.6

28.1

23.1

     

Satlog

SVM

dc

8.8

9.6

4.4

3.0

1.1

9.5

     

Satlog

NNET

ff

68.0

107.0

20.9

1.6

1.1

95.8

     

Satlog

NNET

c

4.8

6.6

7.9

2.5

24.4

6.2

     

Satlog

NNET

dc

3.5

8.4

5.0

2.5

1.2

15.9

     

Satlog

RPART

ff

68.0

107.0

20.9

1.6

1.1

95.8

     

Satlog

RPART

c

5.8

1.0

2.3

10.9

16.0

7.8

     

Satlog

RPART

dc

7.8

7.4

4.1

2.4

1.1

11.4

     

Vowels

SVM

ff

1.1

13.0

22.6

52.2

60.5

71.4

66.4

8.2

62.1

3.9

88.6

Vowels

SVM

c

2.5

10.0

14.0

31.0

12.3

27.3

29.0

15.0

31.3

18.3

24.0

Vowels

SVM

dc

2.0

12.0

19.0

16.0

24.3

26.3

23.3

2.3

25.7

3.0

22.7

Vowels

NNET

ff

1.1

13.0

22.6

52.2

60.5

71.4

66.4

8.2

62.1

3.9

88.6

Vowels

NNET

c

27.3

13.0

4.5

7.1

13.8

7.5

9.5

14.8

5.6

11.8

5.9

Vowels

NNET

dc

3.6

8.4

15.9

7.8

21.6

15.5

9.5

7.5

11.9

4.8

24.3

Vowels

RPART

ff

1.1

13.0

22.6

52.2

60.5

71.4

66.4

8.2

62.1

3.9

88.6

Vowels

RPART

c

2.0

31.6

17.8

4.9

2.8

12.8

10.0

3.8

12.9

11.8

4.0

Vowels

RPART

dc

1.3

8.0

39.0

17.1

13.2

30.9

10.5

3.2

26.6

6.2

39.9