On Mar 5, 2011, at 8:35 PM, Mark wrote:

> I'm familiar with Deduplication however I do not wish to remove my duplicates 
> and my needs are slightly different. I would like to mark the first document 
> with signature 'xyz' as unique but the next one as a duplicate. This way I 
> can filter out "duplicates" during searching using a filter query but still 
> return the original document.

My understanding is that you can have it mark duplicates.  

> 
> The only thing I know of at the moment is to use field collapsing but I tried 
> the patch on 1.4.1 and it was terribly slow.
> 
> On 3/5/11 4:43 AM, Grant Ingersoll wrote:
>> See http://wiki.apache.org/solr/Deduplication.  Should be fairly easy to 
>> pull out if you are doing just Lucene.
>> 
>> On Mar 5, 2011, at 1:49 AM, Mark wrote:
>> 
>>> Is there a way one could detect duplicates (say by using some unique hash 
>>> of certain fields) and marking a document as a duplicate but not remove it.
>>> 
>>> Here is an example:
>>> 
>>> Doc 1) This is my test
>>> Doc 2) This is my test
>>> Doc 3) Another test
>>> Doc 4) This is my test
>>> 
>>> Doc 1 and 3 should be considered unique whereas 2 and 4 should be marked as 
>>> duplicates (of doc 1).
>>> 
>>> Can this be easily accomplished?
>>> 
>>> ---------------------------------------------------------------------
>>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>>> For additional commands, e-mail: java-user-h...@lucene.apache.org
>>> 
>> --------------------------
>> Grant Ingersoll
>> http://www.lucidimagination.com/
>> 
>> Search the Lucene ecosystem docs using Solr/Lucene:
>> http://www.lucidimagination.com/search
>> 
>> 
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>> For additional commands, e-mail: java-user-h...@lucene.apache.org
>> 
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
> For additional commands, e-mail: java-user-h...@lucene.apache.org
> 

--------------------------
Grant Ingersoll
http://www.lucidimagination.com/

Search the Lucene ecosystem docs using Solr/Lucene:
http://www.lucidimagination.com/search


---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
For additional commands, e-mail: java-user-h...@lucene.apache.org

Reply via email to