Author

Yi-Chung Chen

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Preprint Aug 2026

Hybrid-Policy Self-Editing for Composable Unstructured Knowledge Editing

HPSE is proposed, which builds a hybrid rollout that steps in to place missing facts onto the student's own trajectory precisely where its coverage fails, while staying on-policy elsewhere.

Tianci Liu, Zihan Dong, Tianchun Li et al. · 0 citations

Preprint Aug 2026

TraVEL: Trajectory-Guided Video Embedding Learning for Driving-Video Retrieval

This work introduces TraVEL (Trajectory-Guided Video Embedding Learning), a motion-aware fine-tuning framework that uses ego-trajectory similarity as a reward within Group Relative Policy Optimization and improves motion-centric retrieval across model scales.

Yi-Chung Chen, P. Jacobson, Tom Lampo et al. · 0 citations