[Paper 리뷰] ACE-VC: Adaptive and Controllable Voice Conversion using Explicitly Disentangled Self-Supervised Speech Representations
ACE-VC: Adaptive and Controllable Voice Conversion using Explicitly Disentangled Self-Supervised Speech RepresentationsVoice conversion을 위해 self-supervised learning으로 얻어진 speech representation을 활용할 수 있음ACE-VCContent/speaker representation을 disentangle 하기 위해 original과 pitch-shifted audio content representation 간의 similarity에 기반한 siamese network를 활용Decomposed representation으로부터 speech signal을 reco..
[Paper 리뷰] PromptVC: Flexible Stylistic Voice Conversion in Latent Space Driven by Natural Language Prompts
PromptVC: Flexible Stylistic Voice Conversion in Latent Space Driven by Natural Language Prompts기존의 voice conversion은 pre-defined label이나 reference speech에 의존적이므로 style의 한계가 있음PromptVCLatent diffusion model을 활용하여 natural language prompt에 의해 driven 된 style vector를 생성Style expressiveness를 향상하기 위해 HuBERT를 활용하여 discrete token을 추출하고, $k$-means center embedding을 적용하여 residual style information을 최소화추가적..
[Paper 리뷰] DreamVoice: Text-Guided Voice Conversion
DreamVoice: Text-Guided Voice ConversionText-guided generation을 활용하면 user need에 따른 음성을 합성할 수 있음DreamVoiceEnd-to-End diffusion-based text-guided voice conversion을 위한 DreamVC와 text-to-voice generation을 위한 DreamVG를 제공추가적으로 VCTK, LibriTTS에 대한 voice timbre annotation을 가진 DreamVoiceDB dataset을 구축논문 (INTERSPEECH 2024) : Paper Link1. IntroductionVoice Conversion (VC)는 training/inference 중에 target voice의..
[Paper 리뷰] FreeVC: Towards High-Quality Text-Free One-Shot Voice Conversion
FreeVC: Towards High-Quality Text-Free One-Shot Voice Conversion기존의 voice conversion은 speaker information이 leak 되거나 많은 양의 annotated data가 필요함FreeVCVITS의 end-to-end framework를 채택하고 text annotation 없이 clean content information을 추출- 특히 WavLM feature에 information bottleneck을 impose 하여 content information을 disentangling추출된 content information의 purity를 향상하기 위해 spectrogram-resize based data augmentatio..
[Paper 리뷰] StreamVC: Real-Time Low-Latency Voice Conversion
StreamVC: Real-Time Low-Latency Voice ConversionLightweight, high-quality conversion을 지원하는 streaming voice conversion 모델이 필요함StreamVCSoundStream의 neural audio codec architecture를 활용Soft speech unit을 causal 하게 학습하고 pitch stability를 향상하기 위해 whitened fundamental frequency information을 제공논문 (ICASSP 2024) : Paper Link1. IntroductionVoice Conversion (VC)는 linguistic content를 preserve 하면서 speech signal..
[Paper 리뷰] S2VC: A Framework for Any-to-Any Voice Conversion with Self-Supervised Pretrained Representations
S2VC: A Framework for Any-to-Any Voice Conversion with Self-Supervised Pretrained RepresentationsAny-to-Any Voice Conversion은 seen/unseen speaker의 모든 utterance로 변환을 수행할 수 있어야 함S2VCSource/target feature로 self-supervised feature를 사용Speaker-independent 하고 content information을 추출할 수 있는 supervised phoneme posteriorgram을 baseline feature로 선정논문 (INTERSPEECH 2021) : Paper Link1. IntroductionSelf-Supervi..