ESTVocoder synthesizes speech by transforming the amplitude and phase spectra of an F0-derived harmonic excitation into speech spectra with a ConvNeXt v2 neural filter, improving several objective metrics over HiFi-GAN, SiFi-GAN, and Vocos.
APNet: An all-frame-level neural vocoder incorpo- rating direct prediction of amplitude and phase spectra.IEEE/ACM Transactions on Audio, Speech, and Language Processing , 2023
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ESTVocoder: An Excitation-Spectral-Transformed Neural Vocoder Conditioned on Mel Spectrogram
ESTVocoder synthesizes speech by transforming the amplitude and phase spectra of an F0-derived harmonic excitation into speech spectra with a ConvNeXt v2 neural filter, improving several objective metrics over HiFi-GAN, SiFi-GAN, and Vocos.