Author

Zhihang Cao

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Preprint Sep 2026

T$^2$Mem: Learning Test-Time Memory for Robotics

Memory-dependent robotic manipulation requires policies to use information that is no longer available in the current observation. Retaining history alone is insufficient: memory must preserve information that supports future actions. One challenge is whether a memory-free foundation model can learn to retain and use h...

Yi-Ze Liu, Huang Huang, Yi-Ning Hong et al. · 0 citations

Preprint Aug 2026

TrAct: Bridging Robot Control and Visual Prediction with Visual Tracks

TrAct is proposed, a world-model-based robot decision-making framework that uses visual tracks as an intermediate interface between control and prediction, enabling more accurate world modeling and stronger robot generalization.

Zhi-Hang Cao, Howard Ji, Kevin Zhang et al. · 3 citations