DDSP-QbE++ adds voicing-gated noise and PolyBLEP correction to the phase-accumulated oscillator to reduce buzziness and high-frequency artefacts without adding learnable parameters.
Improving voice qual- ity in speech anonymization with just perception-informed losses
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DDSP-QbE++: Improving Speech Quality for Speech Anonymisation for Atypical Speech
DDSP-QbE++ adds voicing-gated noise and PolyBLEP correction to the phase-accumulated oscillator to reduce buzziness and high-frequency artefacts without adding learnable parameters.