Mokusei: Speech Recognition

• Lexicon: >2,000 words

• Phonological modeling:

  • Japanese specific phonological rules, e.g.,

    • Deletion of /i/ and /u/: desu ka _ /d e s k a/

• Acoustic modeling:

  • Used English models to generate transcriptions for Japanese (read and spontaneous) utterances
  • Retrained acoustic models to create hybrid models from a mixture of English and Japanese utterances

• Language modeling:

  • Class n-gram using 60 word classes
  • Also exploring a class n-gram derived automatically from TINA

Introduction || Approach || Mokusei || Summary

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