Hi,

I'm using solr to maintain an index of items that belong to different
companies. I want the search results to be returned in a way that is fair
to all companies, thus I wish to group the results such that each company
has 1 item in each group, and the groups of results should be returned
sorted by score.

example:
----------------------

20 companies

first 100 results

1-20 results - (company1 highest score item, company2 highest score item,
etc..)
20-40 results - (company1 second highest score item, company 2 second
highest score item, etc..)
...

 ----------------------

I'm trying to use the field collapsing feature but I have only been able to
create the first group of results by using
group.limit=1,group.field=companyid. If I raise the group.limit value, I
would be violating the 'fairness rule' because more than one result of a
company would be returned in the first group of results.

Can I achieve the desired search result using SOLR, or do I have to look at
other options?

thank you,

Luis Guerrero

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