4 papers
X2-NativeCursor: Native-Token Text Progress Tracking for Incremental-Text Streaming Codec TTS
Zehan Liu, Carl Chen, Rime Wen +7
Incremental-text streaming text-to-speech (TTS) needs online text progress tracking for synchronized highlighting, interruption handling, and dialogue-history updates. Input text a…
X2Streaming-ASR: wait when uncertain, emit when ready for streaming ASR
Zhiwei Lin, Kaiqi Fu, Rime Wen +5
Streaming automatic speech recognition (ASR) for real-time voice agents and full-duplex dialogue must provide accurate partial transcripts with low commit latency. Existing systems…
X2-Turn: Frame-Synchronous Dual-Head Modeling for Joint Streaming ASR and Turn State Prediction
Kaiqi Fu, Rime Wen, Altman Lin +4
Accurate and responsive turn-taking is essential for spoken dialogue systems, which must distinguish in real time between user interruptions, backchannels that should be ignored, a…
X2Streaming-TTS: Causal Token-Level Text-to-Speech from Streaming Text with Speech-State Inheritance
Rime Wen, Zehan Liu, Shawn Qin +4
Streaming text-to-speech is essential for low-latency spoken dialogue systems, yet many systems wait for sentence-level text and are therefore only pseudo-streaming. True token-lev…