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Author

Kai Chen

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EA-WM: Event-Aware Generative World Model with Structured Kinematic-to-Visual Action Fields

EA-WM is presented, an Event-Aware Generative World Model that effectively closes the loop between kinematic control and visual perception, and introduces event-aware bidirectional fusion blocks that modulate cross-branch attention, capturing object state changes and interaction dynamics.

Zhaoyang Yang, Yurun Jin, Lizhe Qi et al. · 5 citations
Preprint Sep 2026

PhysBrain 1.5: From Vision-Language Models to Physical Foundation Models

Qualitative examples show the PhysBrain 1.5 model's ability to produce end-effector trajectories and predict future scenes through spatially aligned RGB, depth, and robot-mask outputs.

DeepCybo Team, Yue Bin, Hai-Peng Cao et al. · 0 citations
#artificial intelligence Preprint Sep 2026

ActionPiece: Rethinking Action Tokenization for Autoregressive Vision-Language-Action Models

This work introduces physical rank consistency (PRC) to measure how well tokenization preserves local physical distance rankings after reconstruction, and presents ActionPiece, which preserves physical action relationships through joint supervision of representation learning and quantization.

Shijie Lian, Bin Yu, Zhao-Long Shen et al. · 1 citation
Preprint Jul 2026

SIEVE: Structure-Aware Data Selection for Imitation Learning with VLA Models

SIEVE, a structure-aware data selection method for VLA imitation learning that can surpass full-data training while using only 50% of demonstrations and 50% of training steps, suggests that reusable structure, captured through primitives and transitions, is an important signal for efficient VLA imitation learning.

Changti Wu, Bin Yu, Zhaolong Shen et al. · 1 citation

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