That's exactly the question. If all 16 documents have exactly the same
score, then
the internal tie-breaking is your answer. They would also all have strictly
increasing doc IDs.
But I'd check to see the scores before accepting this explanation because
I find it unlikely that all 16 docs have iden
Thank you Erick.
What you mentioned is right.
The two same documents were shown at the 3rd and 18th.
So do you mean documents between the 3rd and the 18th (at least) in
the Lucene results have the same score?
Cheers,
K
On Nov 2, 2009, at 9:59 PM, Erick Erickson wrote:
What were their scor
What were their scores? I'm assuming that by "rank" you mean
the order in which the documents were returned, not the raw Lucene
score.
Lucene uses the insertion order to break ties. That is, two documents
with the same score will the appear in the order of their (internal)
Lucene doc ID.
So is it
Dear. Lucene users.
Hi.
I have tried to index and search MEDLINE abstracts by LUCENE.
And there were some problems in the search results.
That is Lucene has assigned different ranks for the exactly same
documents.
I didn't know the input documents for the index contain duplicate
documents
