PostTrainBench v1.1 → FrontierSWE v2

FrontierSWE v2 is estimated from PostTrainBench v1.1 with a Hill curve fitted on 7 models measured on both: y = 0.0000 + (0.7024 − 0.0000)·x^6.00 / (0.33478^6.00 + x^6.00), R² = 0.73, cross-validated error 10.4 pp. It is used for 0 estimates.