Table 3.

Features Extracted from Heat Maps of WSIs

Index	Features
f1 - f8	Sf of normal tissue
f9 - f16	Sf of benign lesion
f17 - f24	Sf of ductal carcinoma in situ
f25 - f32	Sf of invasive carcinoma
f33 - f36	Np for each class with P>0.999
f37 - f40	Np for each class with 0.99<P≤0.999
f41 - f44	Np for each class with 0.95<P≤0.99
f45 - f48	Np for each class with 0.9<P≤0.95
f49 - f52	Np for each class with 0.8<P≤0.9
f53 - f56	Np for each class with 0.7<P≤0.8
f57 - f60	Np for each class with 0.6<P≤0.7
f61 - f64	Np for each class with 0.5<P≤0.6
f65	Numeric label of the category to which the largest value in the mean of P belongs
f66	Numeric label of the category with the most patches
f67 - f72	f9/f1, f17/f1, f25/f1, f17/f9, f25/f9, f25/f17

Note: Sf, eight statistical features of probabilities; P, probability of a patch being classified into a certain category; Np, number of patches.