3 papers
cs.SD2026
IndexTTS 2.5 Technical Report
Yunpei Li, Xun Zhou, Jinchao Wang +11
In prior work, we introduced IndexTTS 2, a zero-shot neural text-to-speech foundation model comprising two core components: a transformer-based Text-to-Semantic (T2S) module and a…
cs.CL2025
IndexTTS2: A Breakthrough in Emotionally Expressive and Duration-Controlled Auto-Regressive Zero-Shot Text-to-Speech
Siyi Zhou, Yiquan Zhou, Yi He +4
Existing autoregressive large-scale text-to-speech (TTS) models have advantages in speech naturalness, but their token-by-token generation mechanism makes it difficult to precisely…
cs.SD2025
IndexTTS: An Industrial-Level Controllable and Efficient Zero-Shot Text-To-Speech System
Wei Deng, Siyi Zhou, Jingchen Shu +2
Recently, large language model (LLM) based text-to-speech (TTS) systems have gradually become the mainstream in the industry due to their high naturalness and powerful zero-shot vo…