Sinovoice-2014-01-13

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2014年1月13日 (一) 05:54Wangd讨论 | 贡献的版本

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Project management

  • Xiaoming and Xiao Na were added into the mail list
  • Potential Huawei conference-transcribing project was discussed

DNN training

Environment setting

  • New disk space (3T) was created and mounted at /nfs/disk1
  • Jobs with 100 threads work fine on the cluster

Corpora

  • How many extra data were obtained?


470 hour 8k training

  • CE training done
  • MPE training partially done
CE MPE1 MPE2 MPE3 MPE4
23.27/22.85 21.35/18.87 21.18/18.76 21.07/18.54
22.16/22.22 - 20.36/17.94 -

6000 hour 16k trainin

  • Audio files done. File with incorrect sampling rates were removed
  • Lexicon and LM were done
  • Making MFCC features

DNN Decoder

  • Initial trail of DNN decoder based on the Sinovoice code was failed, largely due to FST compiler
  • Change the strategy to an integrated approach: use the sinovoice system to control connections, and use Kaldi base for asr engine