Calibration
ERQA → MedXpertQA (MM)
MedXpertQA (MM) is estimated from ERQA with a Hill curve fitted on 7 models measured on both: y = 0.1360 + (0.8154 − 0.1360)·x^6.00 / (0.43298^6.00 + x^6.00), R² = 0.75, cross-validated error 4.2 pp. It is used for 3 estimates.
| Estimated model | ERQA | MedXpertQA (MM) | Source |
|---|---|---|---|
| Qwen3.8-27B | 65.5% | 76.3% | estimated ± 4.2 pp, medium confidence |
| Qwen3.8-Flash-Next | 72.3% | 78.5% | estimated ± 4.2 pp, medium confidence |
| Qwen3.8-Omni-Flash | 71.0% | 78.2% | estimated ± 4.2 pp, medium confidence |