Zhou S, Zhou Y, He Y, Zhou X, Wang J, Deng W, Shu J. IndexTTS2: A Breakthrough in Emotionally Expressive and Duration-Controlled Auto-Regressive Zero-Shot Text-to-Speech. AAAI [Internet]. 2026Mar.14 [cited 2026May3];40(41):35139-48. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/40820