Author

Lin-Gen Li

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Preprint Oct 2026

SGF+: Decoupling Gradient Flows for Autoregressive Video Generation

Autoregressive video generation requires denoising the current frames while writing their key-value representations as context for future predictions. However, these two roles typically share parameters, and we find that their gradients exhibit distinct patterns and systematic negative alignment, hindering the joint op...

Zi-Han Su, Junhao Zhuang, Yao-Wei Li et al. · 0 citations

#artificial intelligence Preprint Sep 2026

GameHorizon Suite: Multi-Horizon Data and Evaluation in Gameplay

Modern video games provide a measurable testbed for AI models, combining abilities of visual understanding, instruction decomposition, goal planning, and precise action control over multiple temporal horizons. Existing datasets and benchmarks, however, either cover a narrow range of games, lack language instructions, o...

Yi-Ran Wang, Xingyilang Yin, Junfu Pu et al. · 0 citations