VoxTubeS Listening Demo

Random speaker-balanced examples for comparing authentic VoxTube speech with privacy-aware synthetic variants.

Public research demo. These short clips are selected examples for the VoxTubeS paper and should not be treated as a complete corpus release. Please do not attempt to identify speakers or redistribute the audio outside the context of reviewing or discussing the research demo.

• Seed: 20260616
• Speakers: 5
• Utterances per speaker: 3
• Source split: clean-v2 English dev manifests

Methods

Method	Description
Auth	Authentic VoxTube
OHNN-HiFiGAN	OHNN analysis-and-synthesis with HiFiGAN
OHNN-BigVGAN-SC	OHNN + BigVGAN + speaker consistency
SALT-k4	SALT latent transformation with k=4
SALT-k8	SALT latent transformation with k=8
DAIEN-NCFG(-1.0)	DAIEN-TTS negative speech CFG, gamma=-1.0
DAIEN-NCFG(-0.75)	DAIEN-TTS negative speech CFG, gamma=-0.75
DAIEN-NCFG(-0.5)	DAIEN-TTS negative speech CFG, gamma=-0.5

Examples

Speaker 1: UCqhOC3lFQV17UcTdHVhUwow

• U1: UCqhOC3lFQV17UcTdHVhUwow-2ubJ_lOlAw4-seg000008 (4.0 s)
• U2: UCqhOC3lFQV17UcTdHVhUwow-67aofxDjdOU-seg000001 (4.0 s)
• U3: UCqhOC3lFQV17UcTdHVhUwow-BOhAzbSCS2E-seg000008 (4.0 s)

Method	U1	U2	U3
Auth
OHNN-HiFiGAN
OHNN-BigVGAN-SC
SALT-k4
SALT-k8
DAIEN-NCFG(-1.0)
DAIEN-NCFG(-0.75)
DAIEN-NCFG(-0.5)

Speaker 2: UCZz58phVC9FWtYfcdd_IrOw

• U1: UCZz58phVC9FWtYfcdd_IrOw-AcWZcVz_TdE-seg000005 (4.0 s)
• U2: UCZz58phVC9FWtYfcdd_IrOw-DyOmyXhYjcE-seg000002 (4.0 s)
• U3: UCZz58phVC9FWtYfcdd_IrOw-naUyElrd8s4-seg000004 (4.0 s)

Method	U1	U2	U3
Auth
OHNN-HiFiGAN
OHNN-BigVGAN-SC
SALT-k4
SALT-k8
DAIEN-NCFG(-1.0)
DAIEN-NCFG(-0.75)
DAIEN-NCFG(-0.5)

Speaker 3: UCI__mod_SOk7w1oTG9jvwDg

• U1: UCI__mod_SOk7w1oTG9jvwDg-8jamAMgRsS8-seg000002 (4.0 s)
• U2: UCI__mod_SOk7w1oTG9jvwDg-GYSv0ig1Xow-seg000002 (4.0 s)
• U3: UCI__mod_SOk7w1oTG9jvwDg-vHtYjqOrzno-seg000005 (4.0 s)

Method	U1	U2	U3
Auth
OHNN-HiFiGAN
OHNN-BigVGAN-SC
SALT-k4
SALT-k8
DAIEN-NCFG(-1.0)
DAIEN-NCFG(-0.75)
DAIEN-NCFG(-0.5)

Speaker 4: UCqwLHNFtrOjrOC3CnvviS1g

• U1: UCqwLHNFtrOjrOC3CnvviS1g-FfmAXS57wHY-seg000004 (4.0 s)
• U2: UCqwLHNFtrOjrOC3CnvviS1g-WFOxhIoHAhY-seg000004 (4.0 s)
• U3: UCqwLHNFtrOjrOC3CnvviS1g-ryNJOzsm71c-seg000008 (4.0 s)

Method	U1	U2	U3
Auth
OHNN-HiFiGAN
OHNN-BigVGAN-SC
SALT-k4
SALT-k8
DAIEN-NCFG(-1.0)
DAIEN-NCFG(-0.75)
DAIEN-NCFG(-0.5)

Speaker 5: UChyS0pZKG5Qa_8UqDMp8hhg

• U1: UChyS0pZKG5Qa_8UqDMp8hhg-3BT71qALFZU-seg000011 (4.0 s)
• U2: UChyS0pZKG5Qa_8UqDMp8hhg-Kli_JCb6KXY-seg000009 (4.0 s)
• U3: UChyS0pZKG5Qa_8UqDMp8hhg-S-1UsB6STo8-seg000005 (4.0 s)

Method	U1	U2	U3
Auth
OHNN-HiFiGAN
OHNN-BigVGAN-SC
SALT-k4
SALT-k8
DAIEN-NCFG(-1.0)
DAIEN-NCFG(-0.75)
DAIEN-NCFG(-0.5)

Release Note

Before publication, manually review every example, preserve the required source attribution and license metadata, and remove any sample that is unsuitable for public release.