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fix: normalize Milvus similarity scores for threshold filtering (#4880)

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* fix: normalize Milvus similarity scores for threshold filtering

* refactor: refact Milvus similarity score normalization #4879

---------

Co-authored-by: 강나훈 <nahoon.kang@mnc.ai>
This commit is contained in:
Kang Nahoon
2025-07-18 20:35:19 +09:00
committed by GitHub
parent 2e1999e6f1
commit 2605a1f74e
1 changed files with 12 additions and 1 deletions
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packages/components/nodes/vectorstores/Milvus/Milvus.ts
+12 -1
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@@ -395,7 +395,18 @@ const similaritySearchVectorWithScore = async (query: number[], k: number, vecto
}
}
})
results.push([new Document(fields), result.score])
let normalizedScore = result.score
switch (vectorStore.indexCreateParams.metric_type) {
case MetricType.L2:
normalizedScore = 1 / (1 + result.score)
break
case MetricType.IP:
case MetricType.COSINE:
normalizedScore = (result.score + 1) / 2
break
}
results.push([new Document(fields), normalizedScore])
})
return results
}