Table 1.
Mean accuracy/F1-score/precision/recall for the Costa Rican dataset, for the oversampling (OS), the original MixMatch architecture and the proposed PBC imbalance correction method. LB stands for the label balancing usage (PBC in the case of SSDL).
COVID-19 | COVID | LB | |||
---|---|---|---|---|---|
80% | 20% | PBC | 0.943/0.905/0.937/0.879 | 0.943/0.894/0.944/0.853 | 0.936/0.913/0.951/0.883 |
OS | 0.877/0.718/1/0.562 | 0.881/0.727/1/0.572 | 0.882/0.698/1/0.5372 | ||
No | 0.891/0.726/1/0.573 | 0.877/0.718/1/0.56 | 0.874/0.696/1/0.535 | ||
70% | 30% | PBC | 0.941/0.889/0.931/0.853 | 0.946/0.907/0.948/0.872 | 0.953/0.918/0.965/0.875 |
OS | 0.91/0.793/0.982/0.671 | 0.903/0.828/1/0.707 | 0.906/0.798/0.996/0.669 | ||
No | 0.91/0.789/0.982/0.664 | 0.903/0.778/0.996/0.64 | 0.905/0.818/1/0.696 |