An Empirical Study on L2 Accents of Cross-lingual Text-to-Speech Systems via Vowel Space

Jihwan Lee, Jae-Sung Bae, Seongkyu Mun +4

With the recent developments in cross-lingual Text-to-Speech (TTS) systems, L2 (second-language, or foreign) accent problems arise. Moreover, running a subjective evaluation for su…