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Table 6 Word accuracy (WA) of ASR tests for MFCC features, true uncertainties.

From: Independent Component Analysis and Time-Frequency Masking for Speech Recognition in Multitalker Conditions

 

Phase1

Phase2

Amplitude

IB

IBPE

No. of speakers

2

3

2

3

2

3

2

3

2

3

no ICA

37.7

17.2

37.7

17.2

37.7

17.2

37.7

17.2

37.7

17.2

only ICA

69.9

67.4

70.5

68.6

70.5

68.6

70.5

68.6

70.5

68.6

03.5

03.7

03.3

03.6

62.1

60.6

04.3

04.2

38.7

35.7

89.9

82.3

91.3

88.6

89.6

83.8

93.9

89.6

92.8

88.1

90.3

87.4

89.5

87.3

87.0

83.4

90.3

88.2

92.1

87.5