Simple Language Normalization Improves Cross-Lingual Speaker Verification in the TidyVoice 2026 Challenge
Researchers revisited Nuisance Attribute Projection (NAP) as a simple language-normalization step to improve cross-lingual speaker verification, using the TidyVoice 2026 Challenge dataset of 3,666 training speakers in 40 languages and 2,200 evaluation speakers in 38 unseen languages.