2 papers
cs.RO2026
Frequency-Conditioned Flow Matching for Vision-Language-Action Models
Haochen Niu, Shengye Dong, Hao Liu +2
Robot actions are temporally correlated trajectories whose frequency components encode motion at different scales with highly non-uniform energy distributions. Yet Flow Matching--b…
cs.RO2026
OVIP-SG: Open-Vocabulary Instance-Preserving Scene Graphs for Mapping and Retrieval of Small, Fine-Grained Objects
Tianjing Hao, Haiyu Lan, Angsong Li +6
Integrating open-vocabulary perception into object-level 3D scene graphs is a double-edged sword. While vision-language detectors recover long-tail categories and small, fine-grain…