OOV-detection in large vocabulary system using automatically defined word-fragments as fillers

  title={OOV-detection in large vocabulary system using automatically defined word-fragments as fillers},
  author={Dietrich Klakow and Georg Rose and Xavier L. Aubert},
The problem of unknown words has been addressed using automatically generated ller fragments which augment the lexicon and are incorporated in the language model. These fragments are used to reduce the damage on in-vocabulary words, to detect OOV regions and to provide a phonetic transcription for these regions. The performance of this technique has been evaluated in terms of damage reduction error rate and OOV tagging rate. Signi cant improvements are reported on both measures. In particular… CONTINUE READING
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