[LUCENE-7132] BooleanQuery scores can be diff for same docs+sim when using coord (disagree with Explanation which doesn't change)

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 5.5
• Fix Version/s: 5.5.2, 6.1, 7.0
• Component/s: core/search
• Lucene Fields: New
• Assignee: Steven Rowe
• Reporter: Ahmet Arslan
• Created: 22/Mar/16 16:02
• Updated: 28/Aug/22 14:53
• Resolved: 14/Feb/17 22:09

Description

Some of the folks reported that sometimes explain's score can be different than the score requested by fields parameter. Interestingly, Explain's scores would create a different ranking than the original result list. This is something users experience, but it cannot be re-produced deterministically.

Issue Links

• is duplicated by: LUCENE-7138 TestMinShouldMatch2 assertion failure
• is related to: LUCENE-7352 TestSimpleExplanationsWithFillerDocs failures