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What are the top reasons vector search accuracy drops in production and how do I fix our similarity threshold settings right now?

ChatGPTgpt-62 queries10/31/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
What are the top reasons vector search accuracy drops in production and how do I fix our similarity threshold settings right now?
2 real searches · 1 real-search pass
production vector search retrieval accuracy troubleshooting similarity score threshold calibration precision recall embeddings chunking official documentationGoogle ↗
OBSERVED
vector database similarity threshold cosine distance score semantics pgvector Pinecone documentationGoogle ↗
OBSERVED

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

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ChatGPT2 real searches · gpt-6
production vector search retrieval accuracy troubleshooting similarity score threshold calibration precision recall embeddings chunking official documentation Google ↗
vector database similarity threshold cosine distance score semantics pgvector Pinecone documentation Google ↗

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Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
production vector search retrieval accuracy troubleshooting similarity score threshold calibration precision recall embeddings chunking official documentation
OBSERVED
Google ↗
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vector database similarity threshold cosine distance score semantics pgvector Pinecone documentation
OBSERVED
Google ↗
AI Mode ↗
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of 1