How We Built a Live‑Streaming TTS Engine: From Data Pipelines to AI Voice Generation
This article presents a comprehensive practice summary of building an intelligent digital‑human system, covering six core modules—LLM content generation, LLM interaction, TTS synthesis, visual driving, audio‑video engineering, and backend services—while detailing data collection, signal processing, ASR annotation, speaker clustering, model optimization (V1‑V4), evaluation metrics, and future research directions.
