SpatialAfford improves affordance grounding in a 4B VLM by first supervising cross-modal attention with the ground-truth region and then applying GRPO, outperforming several 7B+ baselines.
Improved baselines with visual instruction tuning
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SpatialAfford: Teaching Compact VLMs Where to Look and Where to Ground for Affordance
SpatialAfford improves affordance grounding in a 4B VLM by first supervising cross-modal attention with the ground-truth region and then applying GRPO, outperforming several 7B+ baselines.