Vocabulary

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A practical dictionary of 512 AI, machine learning, mathematics, and programming terms from HerbDev’s AI Vocabulary app. Start with a definition, explore an example, then follow the concepts behind it.

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Bi-Encoder

Embeddings & Vector Search · Level 3 of 5

Bi-Encoder

A model encoding two inputs separately before comparing their representations.

Independent encodings enable caching and efficient retrieval.

Example

Questions and passages are embedded separately and compared by dot product.

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Audio transcript

Bi-Encoder. A model encoding two inputs separately before comparing their representations. Independent encodings enable caching and efficient retrieval. For example: Questions and passages are embedded separately and compared by dot product.

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