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driftwatch 0.1.0

  • Initial release.
  • Window-level Rasch difficulty estimation (dw_estimate()).
  • Two-sided CUSUM monitoring with change-point estimation and gradual/abrupt classification (dw_monitor()).
  • Design-based threshold tuning for a bank-wide false-alarm target (dw_tune()).
  • Score and pass-rate impact, recommended actions and audit log (dw_impact(), dw_actions()), and a two-point baseline (dw_twopoint()).