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Table 9 Model perplexity and performance of Slovak LVCSR system with different language and acoustic models

From: Classification of heterogeneous text data for robust domain-specific language modeling

   APD1+APD2 250 h APD1+APD2 250 h APD1+APD2 APD1+APD2
  Language (table mic.) (close-talk mic.) +PAR 340 h +PAR+BN 520 h
PPL model sp. adapt.: no sp. adapt.: no sp. adapt.: no sp. adapt.: no
  (period) eval. set: gender-bal. eval. set: gender-bal. eval. set: gender-bal. eval. set: gender-bal.
   Acc % Corr % Acc % Corr % Acc % Corr % Acc % Corr %
44.9254 Dec. 2011 91.89 93.09 93.44 94.39 94.21 94.98 93.90 94.68
38.9688 Jul. 2012 92.33 93.55 93.78 94.69 94.46 95.26 94.30 95.11
40.2543 Dec. 2012 92.47 93.66 93.86 94.77 94.65 95.43 94.38 95.19
44.3262 Apr. 2013 92.35 93.56 93.76 94.69 94.53 95.33 94.30 95.12
35.9444 May 2013 92.46 93.65 93.97 94.85 94.72 95.47 94.37 95.16