Author

Lian-Bo Liu

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#natural language process... Preprint Oct 2026

Beyond Speech Captions: Speech-Rewarded Style Planning for Conversational Text-to-Speech

Natural-language style descriptions provide an interpretable interface between large language models (LLMs) and controllable text-to-speech (TTS). However, using descriptions as pseudo-labels compresses target acoustics into text, and descriptive fidelity need not imply effective control of a particular synthesizer. We...

Shi-Yue Zhu, Lian-Bo Liu, Sizhen Lyu et al. · 0 citations

#natural language process... Mar 2026

Streaming Translation and Transcription Through Speech-to-Text Causal Alignment

This work proposes Hikari, a policy-free, end-to-end model for simultaneous speech-to-text translation and streaming transcription, and presents a supervised fine-tuning strategy that trains the model to recover from delays, significantly improving the quality-latency trade-off.

Roman Koshkin, Haesung Jeon, Lian-Bo Liu et al. · arXiv.org · 2 citations