Fig. 3: CNN model training and testing histopathology slide cohorts.

A Histopathology slide count (left) and resulting tile set (right) for the CNN model training, validation and testing. B Histopathology slide count and resulting tile set for the external validation aRMS, eRMS, and CCS slide cohort. C Histopathology slide count and resulting tile set for model-naïve STS robustness test. D Histopathology slide count and resulting tile set for anaplastic RMS robustness test. E Histopathology slide count and resulting tile set for the murine RMS cohort.