Speech recognition system and program thereof

Data processing: speech signal processing – linguistics – language – Speech signal processing – Recognition

Reexamination Certificate

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Details

C704S233000, C704S244000, C704S255000

Reexamination Certificate

active

07660717

ABSTRACT:
Speech recognition is performed by matching between a characteristic quantity of an inputted speech and a composite HMM obtained by synthesizing a speech HMM (hidden Markov model) and a noise HMM for each speech frame of the inputted speech by use of the composite HMM.

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Nakamura, S. et al. “Noise and room acoustics distorted speech recognition by HMM composition,” Acoustics, Speech and Signal Processing, vol. 1, pp. 69-72, 1996.

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