Table 6 Ablation study on CLCD-Block model.

From: Blockchain enabled collective and combined deep learning framework for COVID19 diagnosis

Model variant

Collective learning

Blockchain layer

Deep ensemble

Accuracy (%)

Precision (%)

Recall (%)

F1-Score (%)

CLCD-Block

Yes

Yes

Yes

98.71

98.79

98.84

98.81

w/o Blockchain Layer

Yes

No

Yes

96.47

96.12

96.85

96.48

w/o Collective Learning

No

No

Yes

94.36

94.20

94.60

94.39

w/o Deep Ensemble

Yes

Yes

No

92.14

91.90

92.50

92.20

Only Individual Base Model

No

No

No

89.87

89.45

90.10

89.77