TABLE 3.

Bhattacharyya’s Affinity for DeepSpeech versus ground truth and Sphinx versus ground truth in Inland Northern speakers. BA score 1.0 = perfectly overlapping distributions, 0.0 = completely non-overlapping.

NCS vowel	Median BA for DS vs. GT	Median BA for SPH vs. GT	Δ(BA)
AA	0.916	0.869	0.047
AE	0.934	0.926	0.007
AH	0.931	0.903	0.028
AO	0.920	0.802	0.118
EH	0.907	0.891	0.016