Fig. 4: Transfer learning from TMA to WSIs of prostate cancer tissue.

Example of H&E (left), virtual IHC (middle) and real IHC (right) staining for NKX3.1 (top) and CD146 (bottom) of prostate cancer tissue WSIs. Blue-framed zoomed-in regions display accurate staining pattern. Red-framed zoomed-in regions display examples of virtual staining mispredictions.