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elasticsearch-js/docs/reference/api/RankEvalRankEvalMetricBase.md
2025-05-28 10:02:30 -05:00

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# `RankEvalRankEvalMetricBase` [interface-RankEvalRankEvalMetricBase]
| Name | Type | Description |
| - | - | - |
| `k` | [integer](./integer.md) | Sets the maximum number of documents retrieved per query. This value will act in place of the usual size parameter in the query. |