Patent
Method, computer, computer program and computer program product for speech quality estimation
Volodya Grancharov,Mats Folkesson +1 more
- 26 Jul 2010
9
TL;DR: In this article, the authors proposed a method, computer, computer program and computer program product for speech quality estimation, which comprises the steps of: determining a coding distortion parameter (QCOD), a bandwidth related distortion (BW) and a presentation level distortion (PL) of a speech signal; extracting a first coefficient (ω 1 ) and a second coefficient(ω 2 ), the first coefficient and the second coefficient being dependent on the coding distortion parameters; and calculating a signal quality measure (Q), where the signal quality measures is Q COD + ω 1 Bw +
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Abstract: The invention relates to a method, computer, computer program and computer program product for speech quality estimation. The method comprises the steps of: determining a coding distortion parameter (QCOD), a bandwidth related distortion parameter (BW) and a presentation level distortion parameter (PL) of a speech signal; extracting a first coefficient (ω 1 ) and a second coefficient (ω 2 ), the first coefficient and the second coefficient being dependent on the coding distortion parameter; and calculating a signal quality measure (Q), where the signal quality measure is Q COD + ω 1 Bw + (ω 2 . PL, - using the signal quality measure in a quality estimation of the speech signal.
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Citations
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References
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Low-Complexity, Nonintrusive Speech Quality Assessment
TL;DR: A low-complexity algorithm for monitoring the speech quality over a network that can be computed from commonly used speech-coding parameters without explicit distortion modeling is described.
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Patent
Method and system for a multi-microphone noise reduction
Martin Bouchard,Homayoun Kamkar Parsi +1 more
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TL;DR: In this paper, a method for a multi-modal noise reduction in a complex noisy environment is proposed, which reduces different combinations of diverse background noise and increases speech intelligibility, while guaranteeing to preserve the interaural cues of the target speech and directional background noises.
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