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. Author manuscript; available in PMC: 2018 Dec 1.
Published in final edited form as: IEEE/ACM Trans Audio Speech Lang Process. 2017 Nov 23;25(12):2323–2336. doi: 10.1109/TASLP.2017.2758999

TABLE IV.

WERs (%) of SI Baseline DNN, Articulatory Normalized DNN, LSTM, and BLSTM for Unigram and Bigram Language Models

Method Unigram Bigram
Baseline+DNN 75.5 52.4
Normalization (Proc.)+DNN 60.5 35.5
Normalization (Proc.+fMLLR)+DNN 59.1 33.1
Normalization (Proc.+fMLLR+ivec.)+DNN 56.7 32.4
Normalization (Proc.+fMLLR+ivec.)+LSTM 56.5 31.7
Normalization (Proc.+fMLLR+ivec.)+BLSTM 42.7 23.6