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Table 2 VEB cross-validation results under different parameters and lead configurations on training set DS1

From: A new hierarchical method for inter-patient heartbeat classification using random projections and RR intervals

Parameters

 

Ave (%)

δ

C

Lead A

Lead B

Lead A + B

0.4

1

81.4

80.2

79.2

0.4

10

83.0

71.3

81.8

0.4

100

80.9

67.8

80.8

0.7

1

82.5

74.8

81.1

0.7

10

82.3

69.6

81.5

0.7

100

80.9

65.8

81.1

1

1

83.0

73.3

81.9

1

10

81.6

68.8

81.0

1

100

81.3

65.2

81.2

1.3

1

83.2

73.2

82.0

1.3

10

81.4

68.4

80.9

1.3

100

81.7

64.8

81.3

  1. Ave is the average value of sensitivity and positive predictive value of class N heartbeat and VEB. For each lead configuration, the highest value of Ave is represented in bold and the corresponding parameter values are optimal.