Vocabulary

Understand the term. Connect the concept.

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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Key

Transformers · Level 3 of 5

Key

An attention representation compared with queries to determine relevance scores.

Keys guide weighting, while values provide the information being mixed.

Example

Each source token supplies a vector for matching queries.

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Audio transcript

Key. An attention representation compared with queries to determine relevance scores. Keys guide weighting, while values provide the information being mixed. For example: Each source token supplies a vector for matching queries.

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Why it matters

This helps you trace how token representations exchange and transform information.

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Vector

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Put the terminology into context: How AI works · Machine-native representations · All learning paths

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