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RAG & Retrieval

ColBERT's Extra Letter

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Medium
150pts0 solves
Khattab & Zaharia's ColBERT retrieves by computing fine-grained token-level similarities between query and document tokens — instead of a single-vector dot product. Name the general two-word pattern (hyphenated accepted). Flag format: CONGRESS{pattern}. Example: CONGRESS{dual encoder}.
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Opposite of 'early interaction' in the same paper family.

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