The plots from (a) to (e) contains the P-values of Nemenyi post-hoc test from all the comparisons across all the scanners, when evaluated by (a) inter-scanner normalization by Vahadane, (b) Reinhard, (c) HAC, and HCT methods with Vahadane and Reinhard, (d) Domain adversarial learning experiments. The corresponding P-values are presented in Table A.2, Table A.3, Table A.4, Table A.5 for a detail overview.