Kumar

The Kumar dataset contains 30 1,000×1,000 image tiles from seven organs (6 breast, 6 liver, 6 kidney, 6 prostate, 2 bladder, 2 colon and 2 stomach) of The Cancer Genome Atlas (TCGA) database acquired at 40× magnification. Within each image, the boundary of each nucleus is fully annotated.

Source: Dense Steerable Filter CNNs for Exploiting Rotational Symmetry in Histology Images