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Author

Wenya Wang

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#machine learning Preprint Oct 2026

RealtimeWAM: One-Step Asynchronous World Action Models

World Action Models (WAMs) incorporate visual representations from video generation backbones to guide action prediction. Recent efficient WAMs adopt Mixture-of-Transformers (MoT) architectures and compute video representations once for reuse by the action expert. However, intra-expert iteration (\ie, multi-step action...

Cheng-Tao Lv, Jin-Yang Du, Shu-Yi Feng et al. · 0 citations
Preprint Sep 2026

The Shape of Time: Video-Token Contrast for Temporal Understanding in VideoLMs

VT-Contrast supervises selected late-layer last-frame video tokens, where temporal information is expected to be integrated before language generation, and contrasts order-preserving views with same-video reordered counterfactuals graded by Kendall tau distance.

Yu-Meng Shi, Quan-Yu Long, Yin Wu et al. · 0 citations

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