Skip to content

Author

Jia-Cheng Shi

3 papers indexed here

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#artificial intelligence Preprint Oct 2026

Tracing a Sparse Emotion-Control Circuit in LLM-Based Text-to-Speech

LLM-based text-to-speech (TTS) models can generate emotionally expressive speech, but how reference emotion is routed through the model and realized in decoded speech remains unclear. We introduce two emotion-sensitive metrics for matched neutral and emotional syntheses---a codec trajectory score and a late residual di...

Hong-Fei Du, Jia-Cheng Shi, Yan-Fu Zhang et al. · 0 citations
Preprint Aug 2026

DocPO: Advancing Document Policy Optimization via Tailored Step-Aware Rewards

This work proposes Step-Aware Annealing (SAA), a plug-and-play reward sharpening mechanism that progressively increases reward curvature during training, amplifying subtle quality differences among high-scoring samples while preserving stability in early learning.

Yunhao Wang, Bing-Hong Wu, Zhenyu Huang et al. · 0 citations
Preprint Aug 2026

EgoMonth: A Month-Level Egocentric Video Benchmark for Long-Term Spatiotemporal Memory

Evaluation of state-of-the-art open-source and closed-source MLLMs reveals that current MLLMs function as lossy summarizers rather than faithful memorizers, highlighting the need for architectures with genuine long-term spatiotemporal memory.

Weitao Chen, Jiaxing Hu, Xie Tianyidan et al. · 2 citations · ⚡1

We use cookies to run the site and, with your consent, for analytics and to show ads. See our Cookie Policy.