Author

Si-Hong Xie

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Jul 2026

Just-In-Time Scene Graph Growth: Combating Perceptual Saturation in Long-Horizon Robotics

This work presents JITOMA (Just-In-Time On-demand Memory Activation), a closed-loop framework that unifies task reasoning, perception, and memory into a just-in-time growth process, and introduces JITOMA-Bench, a comprehensive suite for long-horizon multi-tasking and complex multi-step reasoning.

Yue Chang, Rufeng Chen, Yifan Tian et al. · arXiv.org · 0 citations

Jul 2026

Towards the Explainability of Temporal Graph Networks via Memory Backtracking and Topological Attribution

Experiments show that this method provides faithful explanations and outperforms state-of-the-art baselines on temporal graph datasets, spanning node property prediction, link prediction tasks and graph classification tasks.

Yazheng Liu, Xi Zhang, Si-Hong Xie et al. · arXiv.org · 0 citations

Perturbation-Resilient Autonomous Navigation with Distributionally Robust Reinforcement Learning

DRIQN is proposed to integrate Distributionally Robust Optimization (DRO) with implicit quantile networks to optimize worst-case performance under natural environmental conditions and incorporates heterogeneous noise sources and target robustness-critical scenarios.

Zhao-Fan Zhang, Minghao Yang, Si-Hong Xie et al. · 0 citations