04:00
2026-08-21
arxiv.org
computer-vision
Where Grounding Accuracy Lives on the IoU Curve: Label-Free Inference-Time Boundary Refinement
A new arXiv paper (2608.19553v1) introduces label-free precision refinement (LFPR), a method that improves grounding bounding-box accuracy by routing predicted-small regions to a higher-resolution pas…