My previous subject line was not very scannable. Apologies for the re-post, I'm just hoping to get more eye-balls and hopefully some insights. Thank you in advance for your time. See below.
-GS On Mon, Dec 5, 2011 at 1:37 PM, George Stathis <gstat...@gmail.com> wrote: > Currently, solr grouping (http://wiki.apache.org/solr/FieldCollapsing) > sorts groups "by the score of the top document within each group". E.g. > > [...] > "groups":[{ > "groupValue":"81cb63020d0339adb019a924b2a9e0c2", > "doclist":{"numFound":9,"start":0,"maxScore":4.729042,"docs":[ > { > "id":"7481df771afe39fab368ce19dfeeb528", > [...], > "score":4.729042}, > { > "id":"c879e95b5f16343dad8b1248133727c2", > [...], > "score":4.6635237}, > { > "id":"485b9aec90fd3ef381f013c51ab6a4df", > [...], > "score":4.347174}] > }}, > [...] > > Is there an out-of-the-box way to instead sort groups by the sum of the > scores of the documents within each group? E.g. > > [...] > "groups":[{ > "groupValue":"81cb63020d0339adb019a924b2a9e0c2", > "doclist":{"numFound":9,"start":0,*"scoreSum":13.739738*,"docs":[ > { > "id":"7481df771afe39fab368ce19dfeeb528", > [...], > "score":4.729042}, > { > "id":"c879e95b5f16343dad8b1248133727c2", > [...], > "score":4.6635237}, > { > "id":"485b9aec90fd3ef381f013c51ab6a4df", > [...], > "score":4.347174}] > }}, > [...] > > With the release of sorting by Function Query ( > https://issues.apache.org/jira/browse/SOLR-1297), it seems that there > should be a way to use the sum() function ( > http://wiki.apache.org/solr/FunctionQuery). But it's not quite close > enough since the "score" field is not part of the documents. > > I feel like I'm close but I'm missing some obvious piece. I'm using Solr > 3.5. > > Thank you in advance for your time. >
