What do you mean with "*these limitations" *Do you want to make multiple grouping at same time?
2013/9/6 Sai Gadde <gadde....@gmail.com> > Thank you Jack for the suggestion. > > We can try group by site. But considering that number of sites are only > about 1000 against the index size of 5 million, One can expect most of the > hits would be hidden and for certain specific keywords only a handful of > actual results could be displayed if results are grouped by site. > > we already group on a signature field to identify duplicate content in > these 5 million+ docs. But here the number of duplicates are only about > 3-5% maximum. > > Is there any workaround for these limitations with grouping? > > Thanks > Shyam > > > > On Thu, Sep 5, 2013 at 9:16 PM, Jack Krupansky <j...@basetechnology.com > >wrote: > > > The grouping (field collapsing) feature somewhat addresses this - group > by > > a "site" field and then if more than one or a few top pages are from the > > same site they get grouped or collapsed so that you can see more sites > in a > > few results. > > > > See: > > http://wiki.apache.org/solr/**FieldCollapsing< > http://wiki.apache.org/solr/FieldCollapsing> > > https://cwiki.apache.org/**confluence/display/solr/**Result+Grouping< > https://cwiki.apache.org/confluence/display/solr/Result+Grouping> > > > > -- Jack Krupansky > > > > -----Original Message----- From: Sai Gadde > > Sent: Thursday, September 05, 2013 2:27 AM > > To: solr-user@lucene.apache.org > > Subject: Tweaking boosts for more search results variety > > > > > > Our index is aggregated content from various sites on the web. We want > good > > user experience by showing multiple sites in the search results. In our > > setup we are seeing most of the results from same site on the top. > > > > Here is some information regarding queries and schema > > site - String field. We have about 1000 sites in index > > sitetype - String field. we have 3 site types > > omitNorms="true" for both the fields > > > > Doc count varies largely based on site and sitetype by a factor of 10 - > > 1000 times > > Total index size is about 5 million docs. > > Solr Version: 4.0 > > > > In our queries we have a fixed and preferential boost for certain sites. > > sitetype has different and fixed boosts for 3 possible values. We turned > > off Inverse Document Frequency (IDF) for these boosts to work properly. > > Other text fields are boosted based on search keywords only. > > > > With this setup we often see a bunch of hits from a single site followed > by > > next etc., > > Is there any solution to see results from variety of sites and still keep > > the preferential boosts in place? > > >