Author

Ding-Dong Wang

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Preprint Oct 2026

EchoChat: Structured Cognitive Reasoning in Empathetic Spoken Dialogue

Empathetic spoken dialogue is a sophisticated cognitive process that requires not only recognizing emotions but also inferring a user's latent mental states to provide appropriate support. However, current SpeechLLMs often treat empathy as a direct input-to-response mapping, leading to"superficially warm"but emotionall...

Ding-Dong Wang, Shu-Jie Liu, Ya-Yue Deng et al. · 0 citations

Preprint Aug 2026

SonicWeave: Chunk-Routed Mixture-of-Experts for Unified Audio Scene Generation

Text-conditioned general audio generation is moving beyond isolated speech, music, and sound-effect synthesis toward a single model that can compose them into controllable, coherent audio scenes. This unified setting is particularly challenging: heterogeneous components impose conflicting structural requirements on a s...

Yun-Rui Cai, Xu Li, Yucheng Zhou et al. · 0 citations

#natural language process... Preprint Sep 2026

DuraS2ST: Chain-of-Thought and Reinforcement Learning for Duration-Aligned Speech-to-Speech Translation

Speech-to-speech translation (S2ST) in time-sensitive applications such as video dubbing requires not only semantic fidelity and speaker preservation, but also strict duration consistency to avoid audio-visual misalignment. However, existing S2ST systems largely generate target speech without explicit temporal planning...

Ya-Yue Deng, Ding-Dong Wang, Yuxuan Hu et al. · 0 citations