Table 2. Detection and segmentation results for the nuclei test dataset in terms of AP.

IoU threshold	0.5	0.55	0.6	0.65	0.7	0.75	0.8	0.85	0.9	mean AP
U-Net APdet	0.674	0.656	0.610	0.604	0.578	0.529	0.418	0.241	-	0.467
Stardist APdet	0.938	0.937	0.925	0.909	0.895	0.874	0.852	0.768	0.524	0.847
Mask R-CNN APdet	0.953	0.941	0.925	0.915	0.915	0.896	0.867	0.822	0.569	0.867
U-Net APseg	0.694	0.671	0.634	0.610	0.591	0.528	0.408	0.187	-	0.479
Stardist APseg	0.942	0.924	0.922	0.905	0.894	0.892	0.880	0.812	0.600	0.863
Mask R-CNN APseg	0.952	0.936	0.925	0.912	0.912	0.890	0.862	0.810	0.536	0.859