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How can you optimize the performance of a vector database when querying high-dimensional embeddings?

To optimize performance, I would utilize an appropriate indexing technique like approximate nearest neighbors (ANN) algorithms, such as HNSW or Annoy. Additionally, I’d consider dimensionality reduction methods like PCA before…

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What security measures should be considered when handling sensitive information stored in a vector database using embeddings?

When handling sensitive information in a vector database, it’s crucial to implement encryption for data at rest and in transit, use access controls, and regularly audit access logs. Additionally, incorporating…

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How does Retrieval-Augmented Generation (RAG) work and what are its main failure modes?

RAG retrieves relevant documents from a vector database using semantic similarity search injects them into the LLM context and generates a response grounded in the retrieved content. Main failure modes…

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What is a vector database and how does it differ from a traditional relational database?

A vector database stores high-dimensional vector embeddings and enables fast similarity search — finding the most similar vectors to a query. Traditional databases store structured data and query by exact…

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