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Language model using HTK

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  1. Language model using HTK Raymond Sastraputera

  2. Overview • Introduction • Implementation • Experimentation • Conclusion

  3. Word 1 Word 2 Word 3 Word 4 Introduction • Language model • N-gram • HTK 3.3 • Windows binary

  4. Implementation • Database Preparation • Word map • N-gram file • Mapping OOV words • Vocabulary list

  5. Implementation • Language model generation • Unigram • Bigram • Trigram • 4-gram • Perplexity

  6. Result

  7. Conclusion and Summary • Higher n-gram • Less perplexity • More memory usage • Too high means over fitting • Multiple backed • Waste of time

  8. Reference • 1. HTK (http://htk.eng.cam.ac.uk/)

  9. Thank you • Any Questions?

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