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The quality of speech codecs deteriorates at low bitrates due to high quantization noise. A post-filter is generally employed to enhance the quality of the coded speech. In this paper, a data-driven postfilter relying on masking in the time-frequency doma
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Enhancement Of Coded Speech Using A Mask-Based Post-Filter
The quality of speech codecs deteriorates at low bitrates due to high quantization noise. A post-filter is generally employed to enhance the quality of the coded speech. In this paper, a data-driven postfilter relying on masking in the time-frequency doma