Karina Data Scientist
Rolling Averages Within GroupsMoving averages that respect group boundariesSmooth noisy data without mixing categories.The rolling window never crosses group boundaries.Parameters:window=3 → Size of moving windowmin_periods=1 → Calculate even with fewer valuesPerfect for smoothing time series by category, region, or product line.
1 week ago | [YT] | 35
Karina Data Scientist
Rolling Averages Within Groups
Moving averages that respect group boundaries
Smooth noisy data without mixing categories.
The rolling window never crosses group boundaries.
Parameters:
window=3 → Size of moving window
min_periods=1 → Calculate even with fewer values
Perfect for smoothing time series by category, region, or product line.
1 week ago | [YT] | 35