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A dense vector that represents a piece of text, code, or other input in a way that a model can compare with similarity math. Embeddings power semantic search, RAG retrieval, clustering, and classification. The geometry of the embedding space is what makes near-neighbor search useful instead of a simple keyword match.
Most production AI systems include an embedding-based retrieval step somewhere. Vector databases and embedding models are now standard parts of AI engineering interviews.
A dense vector that represents a piece of text, code, or other input in a way that a model can compare with similarity math. Embeddings power semantic search, RAG retrieval, clustering, and classification. The geometry of the embedding space is what makes near-neighbor search useful instead of a simple keyword match.
Most production AI systems include an embedding-based retrieval step somewhere. Vector databases and embedding models are now standard parts of AI engineering interviews.
Definitions are original explanations written for career development purposes. For authoritative technical definitions, refer to NIST, ISO, or the relevant standards body.
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