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Classification accuracy with different train–test splits.
| Features | Classifier | Train–Test Splits | Class | Precision | Recall | F1-Score | SEN | SPE | ACC | Avg. ACC |
|---|---|---|---|---|---|---|---|---|---|---|
| Energy + Correlation + Contrast + Entropy + Convolution Block | Random Forest | 90–10% | COVID-19 Normal |
100% 100% |
100% 100% |
100% 100% |
100% | 100% | 100% | 97% |
| 80–20% | COVID-19 Normal |
99% 91% |
91% 99% |
95% 96% |
91% | 99% | 96% | |||
| 70–30% | COVID-19 Normal |
95% 91% |
90% 96% |
93% 93% |
91% | 94% | 93% |
