keep only observed combinations in aggregate

Nixtla / hierarchicalforecast

Probabilistic Hierarchical forecasting 👑 with statistical and econometric methods.

https://nixtlaverse.nixtla.io/hierarchicalforecast

Apache License 2.0

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keep only observed combinations in aggregate #242

Closed jmoralez closed 10 months ago

jmoralez commented 11 months ago

Adds observed=True to the groupby that aggregates the series in the aggregate function so that the output has only the observed combinations in case the columns are categoricals.

review-notebook-app[bot] commented 11 months ago

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