Feature/holdout evaluation#19

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BenConstable9 merged 7 commits into

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feature/holdout-evaluation

Jul 16, 2026

Commits on Jul 16, 2026

feat(eval): use a proper, deterministic hold-out split for evaluation
BenConstable9
committed
feat(eval): group split by customer + stratify by fraud; grouped k-fold in training
BenConstable9
committed
feat(monitoring): use the validation split as the drift baseline
BenConstable9
committed
fix(training): confusion matrix uses a grouped demo fold, not removed X_test/y_test
BenConstable9
committed
Apply fix for hash collision

BenConstable9
and
Copilot
authored
Remove double spark job

BenConstable9
and
Copilot
authored
fix(split,training): use deterministic hash bucket split and guard fold balancing
BenConstable9
committed