Accent Analogy Guidance (AAG) is a training-free sampler that subtracts estimated accent directions from synthetic voices to improve speaker similarity. On the OmniVoice model, AAG achieved a ΔSIM increase of +0.11 to +0.27 while maintaining stable accent levels.
HOW THIS AFFECTS YOU
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builderYou can improve the quality of zero-shot cross-lingual TTS without retraining models.
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designerYou can create more consistent character voices across different languages.