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EURASIP Journal on Advances in Signal Processing

Table 2 Conditions for speech recognition

From: Dereverberation and denoising based on generalized spectral subtraction by multi-channel LMS algorithm using a small-scale microphone array

Sampling frequency

16 kHz

Frame length

25 ms

Frame shift

10 ms

Acoustic model

5 states, 3 output probability left-to-right triphone HMMs

Feature space

25 dimensions with CMN (12MFCCs + Δ + Δpower)

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