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Table 6.1 Comparison of
g
-Means and AUC for AL and RS with Entire Training Data (Batch)
g-Means (%)
AUC (%)
Imb.
SV- /
Data
Dataset
Batch
AL
Batch
AL
Rat.
SV+
Efficiency (%)
Reuters
Corn
85
.
55
86
.
59
99
.
95
99
.
95
41
.
9
3.13
11.6
Crude
88
.
34
89
.
51
99
.
74
99
.
74
19
.
0
2.64
22.6
Grain
91
.
56
91
.
56
99
.
91
99
.
91
16
.
9
3.08
29.6
Interest
78
.
45
78
.
46
99
.
01
99
.
04
21
.
4
2.19
30.9
Money-fx
81
.
43
82
.
79
98
.
69
98
.
71
13
.
4
2.19
18.7
Ship
75
.
66
74
.
92
99
.
79
99
.
80
38
.
4
4.28
20.6
Trade
82
.
52
82
.
52
99
.
23
99
.
26
20
.
1
2.22
15.4
Wheat
89
.
54
89
.
55
99
.
64
99
.
69
35
.
7
3.38
11.6
CiteSeer
AI
87
.
83
88
.
58
94
.
82
94
.
69
4
.
3
1.85
33.4
COMM
93
.
02
93
.
65
98
.
13
98
.
18
4
.
2
2.47
21.3
CRYPT
98
.
75
98
.
87
99
.
95
99
.
95
11
.
0
2.58
15.2
DB
92
.
39
92
.
39
98
.
28
98
.
46
7
.
1
2.50
18.2
OS
91
.
95
92
.
03
98
.
27
98
.
20
24
.
2
3.52
36.1
UCI
Abalone-7
100
.
0
100
.
0
100
.
0
100
.
0
9
.
7
1.38
24.0
Letter-A
99
.
28
99
.
54
99
.
99
99
.
99
24
.
4
1.46
27.8
Satimage
82
.
41
83
.
30
95
.
13
95
.
75
9
.
7
2.62
41.7
USPS
99
.
22
99
.
25
99
.
98
99
.
98
4
.
9
1.50
6.8
MNIST-8
98
.
47
98
.
37
99
.
97
99
.
97
9
.
3
1.59
11.7
SV ratios are given at the saturation point. Data efficiency corresponds to the percentage of training instances that AL processes to
reach saturation.
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