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AI & ML · Concept

k-Means

K-means clustering groups embedding vectors into a chosen number of clusters. It can reveal hidden themes in text without labeled training data.

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Syntax

KMeans(n_clusters=4, init="k-means++", random_state=42)

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  • embeddings
  • vector database
  • cosine similarity
  • KMeans

Source: OpenAI API docs — full documentation. Checked 2026-11-03.