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Table 1 The details of the train/validation dataset and the separate dataset

From: Segmentation of lung parenchyma in CT images using CNN trained with the clustering algorithm generated dataset

Dataset Number of patients Number of slices Number of lung parenchyma patches Number of non-lung parenchyma patches Total number of patches
The train/validation 23 2460 60,864 60,864 121,728
The separate 201 19,967 415,612,531 4.2040 × 109 4.6196 × 109