Sounds more like a design decision - don't exclude documents, where there is a l...

gedrap on June 8, 2017 | parent | context | favorite | on: Powering Twitch and Medium, Algolia (YC W14) raise...

Sounds more like a design decision - don't exclude documents, where there is a low probability of relevance. For various reasons it might be better to have more results with some irrelevant ones, instead of 7 highly relevant ones.