Author

Hao-Chong Chen

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Preprint Aug 2026

Spatial Memory Agent: Experience-Grounded Procedure Memory for Spatial Intelligence

SMA achieves the highest macro average in every base-model block and the best accuracy among the evaluated methods in most of the 20 evaluations, establishing a practical parameter-update-free path for spatial self-evolution across the evaluated frozen model scales and environments.

Haokai Zhang, Yuhang Ding, Yunshu Zhou et al. · 0 citations

Preprint Aug 2026

Diagnosing JEPA World Models with Action-Conditioned Predictive Consistency

Action-Conditioned Predictive Consistency (ACPC), a diagnostic that measures how far a clean history and a visually perturbed view of it diverge after being rolled forward under the same action sequence, is introduced and it is proved that this divergence bounds the perturbation-induced change in multi-step prediction error and planner cost.

Guo An, Zijing Wu, Hongzhuang Dong et al. · 1 citation