📊Analyse de donnéesIntermediateAll AIs

Create lag features for time series

Engineer time series features

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Write Python code to create lag features and rolling statistics for a time series DataFrame with columns [list columns] and a datetime index. Create lags of [1, 3, 7, 14, 28] periods, rolling mean/std/min/max for windows of [7, 14, 28] days, and ewm features. Handle NaN values from lagging correctly.

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Engineer time series features

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