Fig. 2: Micro-CT imaging, deep learned super-resolution and multi-label segmentation.

a Photograph and micro-CT image of the PEMFC physical sample. b 2D cross section of the low-resolution (275 × 1000 × 2000 at 2.8 μm) for comparison with c 2D cross section of the super-resolution (1100 × 4000 × 8000 at 700 nm), and d the multi-label segmentation with e a 3D render of the segmented super-resolved ___domain.