Search Results for author: Guillaume Fuchs

Found 6 papers, 1 papers with code

NESC: Robust Neural End-2-End Speech Coding with GANs

no code implementations7 Jul 2022 Nicola Pia, Kishan Gupta, Srikanth Korse, Markus Multrus, Guillaume Fuchs

Neural networks have proven to be a formidable tool to tackle the problem of speech coding at very low bit rates.

PostGAN: A GAN-Based Post-Processor to Enhance the Quality of Coded Speech

no code implementations31 Jan 2022 Srikanth Korse, Nicola Pia, Kishan Gupta, Guillaume Fuchs

In order to mitigate these coding artefacts and enhance the quality of coded speech, a post-processor that relies on a-priori information transmitted from the encoder is traditionally employed at the decoder side.

A DNN Based Post-Filter to Enhance the Quality of Coded Speech in MDCT Domain

no code implementations28 Jan 2022 Kishan Gupta, Srikanth Korse, Bernd Edler, Guillaume Fuchs

Frequency domain processing, and in particular the use of Modified Discrete Cosine Transform (MDCT), is the most widespread approach to audio coding.

A Streamwise GAN Vocoder for Wideband Speech Coding at Very Low Bit Rate

no code implementations9 Aug 2021 Ahmed Mustafa, Jan Büthe, Srikanth Korse, Kishan Gupta, Guillaume Fuchs, Nicola Pia

Recently, GAN vocoders have seen rapid progress in speech synthesis, starting to outperform autoregressive models in perceptual quality with much higher generation speed.

Speech Synthesis

StyleMelGAN: An Efficient High-Fidelity Adversarial Vocoder with Temporal Adaptive Normalization

2 code implementations3 Nov 2020 Ahmed Mustafa, Nicola Pia, Guillaume Fuchs

In recent years, neural vocoders have surpassed classical speech generation approaches in naturalness and perceptual quality of the synthesized speech.

Spectral Reconstruction Vocal Bursts Intensity Prediction

Enhancement Of Coded Speech Using a Mask-Based Post-Filter

no code implementations12 Oct 2020 Srikanth Korse, Kishan Gupta, Guillaume Fuchs

The quality of speech codecs deteriorates at low bitrates due to high quantization noise.

Quantization

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