Forecast accuracy as sMAPE, standard symmetric formulation: mean of 2×|actual − forecast| ÷ (|actual| + |forecast|), percent; lower is more accurate. Lab.avgSmape averages the sMAPE each run recorded; runs with no recorded figure are excluded, never read as zero.
Publication v0 of the approved subset
forecast_accuracy (Lab.avgSmape family)
ⓘ sMAPE — symmetric mean absolute percentage error
ⓘ sources
- Compliance Register row
- Workstream B — forecast_accuracy (Lab.avgSmape family)
- Basis
- sMAPE, standard symmetric formulation, own words: mean of 2·|actual − forecast| ÷ (|actual| + |forecast|), %; a (0,0) pair is a perfect forecast
- BlossomERP surface
- forecast_accuracy (Lab.avgSmape family)
- Snapshot
- portal-v0-2026-11-10