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		pbhjpbhj on April 11, 2017 \| parent \| context \| favorite \| on: How Google Book Search Got Lost I'm not that impressed, am i missing something? Looks like pre-indexed search matched with full-text search??

wumpus on April 11, 2017 [–]

It's an index of concepts that appear in a sentence with dates. The blog post shows an example of how this type of index surfaces important dates for the concept 'Gregorian Calendar'.

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