Author

Jun Chen

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Preprint Aug 2026

TurnFSM for Full-Duplex Dialogue System: Internalizing State-Machine Logic for Streaming Semantic Voice Activity Detection and Utterance-Level Rejection

This work proposes TurnFSM, an LLM-based state prediction framework that internalizes turn control as explicit finite-state transitions, unifying streaming semantic VAD and utterance-level rejection, and introduces a first-order state transition mechanism that enforces the dependency on only the previous state during t...

Zhi-Wei Lin, Tian-Jiao Du, Qiao-Chu Huang et al. · 2 citations