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. 2020 Jul;190(7):1491–1504. doi: 10.1016/j.ajpath.2020.03.012

Table 1.

Data Statistics of the Training, Validation, and Testing Data Sets for the Breast Cancer Detection Models

Source Purpose ID WSIs, n Patches, n Cancer-positive, n Cancer-negative, n
SEER Training Dtr 102 333,604 99,889 233,715
Validation Dval 7 10,224 4953 5271
Testing Tseer 89 - - -
TCGA Testing Ttcga 195 - - -

-, not applicable; ID, referred name used in the texts; SEER, Surveillance, Epidemiology, and End Results; T, test; TCGA, The Cancer Genome Atlas; WSIs, whole slide images.