ppu2mpp# tiatoolbox . utils . misc . ppu2mpp ppu2mpp(ppu, units)[source]# Convert pixels per unit (ppu) to microns per pixel (mpp) Parameters: ppu (int) – Pixels per unit. units (Union[str, int]) – Units of pixels per unit. Valid options are “cm”, “centimeter”, “inch”, 2 (inches), 3(cm). Returns: Microns per pixel. Return type: mpp (float)