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Improving ASR Confidence Scores for Alexa Using Acoustic and Hypothesis Embeddings.

Prakhar SwarupRoland MaasSri GarimellaSri Harish MallidiBjörn Hoffmeister
Published in: INTERSPEECH (2019)
Keyphrases
  • confidence scores
  • automatic speech recognition
  • low dimensional
  • dimensionality reduction
  • pairwise
  • probabilistic model
  • support vector machine
  • pattern classification