Table 4. Slide-level hold-out testing AUCs on H&E-stained slides using BCR-Net (K = 5000) in different patch sizes.

Values are reported with mean ± standard deviation across the five folds.

Patch size	112×112	224×224	448×448
AUC	0.649±0.022	0.775±0.079	0.751±0.068