PN — PUMA reports a multi-dimensional metric suite

PUMA reports a multi-dimensional metric suite: classification (F1-macro/weighted, accuracy, per-class P/R/F1, confusion matrix), regression (MAE/MdAE/RMSE/by-bin), calibration (ECE/MCE/Brier), robustness, fairness, efficiency (latency p50/p95/p99, throughput), and stability.

Source: puma docs/metrics_reference.md · Traceability: corpus unit PUMA-028 · Confidence: repo-backed