Author

Meibo Hu

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Preprint Jul 2026

Attention-Steered Vision-Language Models for Sign Language Translation

AttnSign is proposed, a VLM-based spatial-temporal attention steering framework for sign language translation that first introduces spatial attention supervision for sign-relevant regions in each frame; then develops an RL-based motion-cadence steering method that encourages the model to explore and focus on sign-level...

Meibo Hu, Guohao Sun, Annemarie D. Ross et al. · 0 citations

Preprint Jul 2026

Latent-Centroid Steering: Single-Pass Classifier-Free Guidance for Command-Aligned Autonomous Driving

This work shows that CFG can be interpreted as isolating the instruction-induced residual in the action space by contrasting conditional and unconditional predictions, thereby explicitly amplifying the effect of the navigation command at inference time, and proposes Latent-Centroid Steering (LCS), a single-pass guidanc...

Meibo Hu, Jiamian Wang, Pichao Wang et al. · 0 citations