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AudienceCompositionMetrics

The share and index metrics associated with an attribute in an audience composition insights report.

Fields
`baseline_audience_share`	`double` The fraction (from 0 to 1 inclusive) of the baseline audience that match the attribute.
`audience_share`	`double` The fraction (from 0 to 1 inclusive) of the specific audience that match the attribute.
`index`	`double` The ratio of audience_share to baseline_audience_share, or zero if this ratio is undefined or is not meaningful.
`score`	`double` A relevance score from 0 to 1 inclusive.

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Last updated 2025-10-10 UTC.

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