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Discriminative training of hidden Markov models using overall risk criterion and reduced gradient method.
Kyungmin Na
Bumki Jeon
Dong-Il Chang
Soo-Ik Chae
Souguil Ann
Published in:
EUROSPEECH (1995)
Keyphrases
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discriminative training
hidden markov models
gradient method
minimum classification error
convergence rate
step size
negative matrix factorization
speech recognition
automatic speech recognition
computer vision
feature selection
probabilistic interpretation
image processing
posterior probability