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cs.RO2026
Urgent Actions Go First: Urgency-Aware Denoising for Real-Time VLA Control
Zibo Wang, Haochen Han, Pengzhen Ren +2
Diffusion and flow-matching Vision-Language-Action (VLA) policies generate action chunks through iterative denoising, incurring substantial inference latency that severely limits r…
cs.CV2026
MagicSeg: Open-World Segmentation Pretraining via Counterfactural Diffusion-Based Auto-Generation
Kaixin Cai, Pengzhen Ren, Jianhua Han +4
Open-world semantic segmentation presently relies significantly on extensive image-text pair datasets, which often suffer from a lack of fine-grained pixel annotations on sufficien…