Author

Haizhou Li

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Jul 2026

AuEmoChat: Authentic Emotion Understanding and Rendering for Conversational Speech Synthesis

This work proposes AuEmoChat, a CSS framework for authentic emotion understanding and rendering, and develops AuEmoCodec, which learns a discrete authentic emotion token space from large-scale emotional speech via finite scalar quantization, enabling a more authentic emotion representation than limited basic emotion ca...

Zhenqi Jia, Yuan Zhao, Aruukhan et al. · arXiv.org · 1 citation

Jul 2026

Let Me Look at You: Advanced Facial Expression Modeling for Conversational Speech Synthesis

This work proposes FacialTalker, a facial-expression-aware CSS framework built upon a large language model backbone, and introduces a dual direct preference optimization (DualDPO) strategy, which extends the DPO by jointly imposing preference constraints on both visual and speech token sequences, to enhance the model's...

Yifan Hu, Shuwei He, Rui Liu et al. · arXiv.org · 0 citations