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Jianjie Fang

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#machine learning Preprint Sep 2026

Aim Short to Reach Far: Your Frozen World Model Can Plan Better Than You Think

This work introduces Anchored Planning, which retrieves a recorded segment whose start and end resemble the current and goal observations, then aims at an observation shortly after its start, and without additional training, planning toward observed targets outperforms the LeWM planner on every task in the authors' lon...

Xvyuan Liu, Jian-Jie Fang, Chen Gao et al. · 0 citations
#artificial intelligence Preprint Aug 2026

IMPACT: Attention Is the Interaction Map for Scalable Interaction-Aware World Model Training

IMPACT is introduced, a scalable Interaction-aware Model training framework with Prior-guided Attention Calibration and Targeting, which consistently outperforms the corresponding MSE-trained baselines, improving interaction fidelity, physical plausibility, and visual quality.

Rong-Ze Tang, Jianjie Fang, Zhao-Lu Wang et al. · 1 citation
Jul 2026

WorldScape Policy 2.0: Empowering Steerable World Action Modeling with Reasoning-Augmented Memory

WorldScape Policy 2.0 is introduced, a controllable WAM with reasoning-augmented long short-term memory and fine-grained instruction following and in-context adaptation that demonstrates superior capabilities in long-horizon autonomous planning, fine-grained instruction following and in-context adaptation.

Hai-Sheng Su, Zong-Dai Liu, Xin Jin et al. · 2 citations

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