AIWalker

Mar 21, 2026 · Artificial Intelligence

Re‑annotating ImageNet: 1.28 M Images Gain Multi‑Labels, Boosting COCO mAP by 4 Points

A Rochester research team automatically relabeled the entire 1.28 M‑image ImageNet training set with multi‑labels using self‑supervised object discovery and a lightweight region classifier, resulting in a pretrained model that raises COCO mAP by 4.2 points and VOC mAP by 2.3 points.