Figure 1
From: Automated classification of breast cancer morphology in histopathological images
Examples of tissue images from three morphological classes Class 1 (top row): morphology resembling normal breast epithelium, extensive tubular formation, n=182; Class 2 (center row): intermediate tubular formation, n=494; and Class 3 (bottom row): morphology least resembling normal breast epithelium, no tubular formation, n=416. Images are classified into the three classes by a human observer.