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. 2020 Sep 23;99:106744. doi: 10.1016/j.asoc.2020.106744

Table 6.

Classification performance of the CSDB CNN and DFL over a baseline CNN with 7 convolutional layers connected in a feedforward manner. Class-wise F1-scores and AUC values are reported for the ablation experiments. It is assumed that ‘n’ denotes the number of convolutional layers on CNN.

Experiments F1-score
AUC
Accuracy
COVID-19 Normal Bacterial Pneumonia Viral Pneumonia Macro average COVID-19 Normal Bacterial Pneumonia Viral Pneumonia Macro AUC
Baseline 7-layer feedforward CNN 73.60 84.48 69.26 64.78 73.56 90.29 84.49 84.75 83.62 85.78 79.96
Baseline CNN with DFL at n-1 conv layer 81.78 89.90 76.02 72.89 80.14 94.51 88.16 88.45 88.24 89.84 84.87
CSDB CNN 94.26 95.62 90.15 83.18 76.85 95.21 94.88 95.60 94.78 87.81 93.42
CSDB CNN with DFL at n-2, n-1 conv layers 96.86 98.28 95.50 94.74 96.34 98.16 97.99 97.93 99.10 98.23 97.35
CSDB CNN with DFL at n-1 conv layer 97.20 98.71 97.05 94.66 96.90 98.01 98.46 98.84 98.27 98.39 97.94