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Author

Jiaxiang Cheng

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Preprint Oct 2026

Hy-Nomas: Towards Free-form Interactive World Generation

Interactive world generation requires models to follow successive commands while preserving relevant history and action consequences. We present Hy-Nomas, a video world model with an 8B diffusion backbone that supports free-form text instructions and continuous camera control across multiple interaction turns. It gener...

Qiao-Ling Chen, Jia-Xiang Cheng, Xue-Qing Deng et al. · 0 citations
Jul 2026

Reward Lightning: Fast Video Generation via Homologous Preference Distillation

Reward Lightning is proposed, a unified framework that aligns and accelerates a video diffusion model within a single shared representation within a single shared representation that mitigates the gradient conflicts that arise when they are optimized over disjoint representations.

Jiaxiang Cheng, Bing Ma, Xuhua Ren et al. · 0 citations

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