turicreate.aggregate.VARIANCE — Turi Create API 6.4.1 documentation (original) (raw)

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turicreate.aggregate. VARIANCE(src_column)¶

Builtin variance aggregator for groupby. Synonym for tc.aggregate.VAR

Example: Get the rating variance of each user.

sf.groupby("user", ... {'rating_var':tc.aggregate.VARIANCE('rating')})