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Table 2 ASR performance in WERs of conventional MFCC features modeled by HMM/GMM-, hybrid (HMM/DNN)-, and BN-HMM/GMM-based systems on MP-FR evaluation data while taking into account different in-language speech resources for training

From: Exploiting foreign resources for DNN-based ASR

System

HMM/GMM

HMM/DNN

BN-HMM/GMM

 

(%)

(%)

(%)

MP-FR (19 h) (baseline)

17.1

14.9

14.5

+ESTER-57 (+57 h)

17.6

14.0

13.7

+BREF-114 (+114 h)

19.5

14.3

14.0

+ESTER-57 + BREF-114 (171 h)

20.3

14.2

13.7