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Build from first principles

Forecast Electricity Demand

Beat seasonal baselines, train a small forecaster, and validate it the way time actually moves.

What is demand forecasting?See why tomorrow's electricity use is so predictable, and where it is not

1Seasonal Naive ForecastStart from a baseline

2Mean Absolute Scaled ErrorScore a forecast fairly

3Lag Features Without LeakageTurn a series into training rows

4Walk-Forward Validation SplitsValidate the way time moves

5Recursive Multi-Step ForecastForecast many steps ahead

From Baselines to a ForecasterSee how your functions fit together before the notebook

Forecast a Year of Hourly DemandBeat seasonal naive, then catch a validation that flatters the wrong model