Asked about Attention, conceptually

What do multiple attention heads do?

An answer that works

Each head learns a different kind of relationship, such as grammatical agreement in one and topical relevance in another, and their outputs are combined. One set of weights can only represent one notion of relevance.

Reading an answer is not being able to give one. The section that teaches this is Attention, conceptually, 8 hours of Transformers & attention.

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