Version ledger (one active champion per model type · ensemble fuses all active champions · shadow-validated promotion · automatic rollback)
Tick two versions to compare; click "Details" for gate metrics, feature importance and backtest curves
| Share % | Variety | Model | Version | Status | Training time | Parent version | Metrics | Switch reason | Operation |
|---|---|---|---|---|---|---|---|---|---|
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Administrators only; roll back to parent_version
Rolling accuracy (last 7/30/90 days, overlaid with random 50% and naive baselines)
With N<250 the accuracy is indicative only, not conclusive; the naive line is the PTA walk-forward backtest baseline.
Dynamic weights of three models (auto-adjusted daily)
Daily self-calibration log (latest 20 entries)
| Operation Time | Variety | Type | Trigger | Version switch | Duration (s) |
|---|---|---|---|---|---|
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Data drift monitoring (two PSI levels: >0.20 warning / >0.25 retrain)
| Operation Time | Variety | Factor | PSI | Level | Action |
|---|---|---|---|---|---|
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Version switches / rollback history
| Operation Time | Variety | Model | Version | Status | Reason |
|---|---|---|---|---|---|
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Predictions are for reference only and do not constitute investment advice. Source: Zhisuo LoomOS · Tianji TexOracle.