Can this be done as a custom post-filter with the recent Solr improvements?
Regards, Alex. ---- Sign up for my Solr resources newsletter at http://www.solr-start.com/ On 27 January 2015 at 14:22, Mikhail Khludnev <mkhlud...@griddynamics.com> wrote: > Hello, > if I get you right it's frequently requested feature, but it requires > really deep hack like > https://issues.apache.org/jira/browse/LUCENE-6066 > > > > On Tue, Jan 27, 2015 at 9:28 PM, Jorge Luis Betancourt González < > jlbetanco...@uci.cu> wrote: > >> Hi all, >> >> Recently I got an interesting use case that I'm not sure how to implement, >> the idea is that the client wants a fixed number of documents, let's call >> it N, to appear in the top of the results. Let me explain a little we're >> working with web documents so the idea is too promote the documents that >> match the query of the user from a given domain (wikipedia, for example) to >> the top of the list. So if I apply a a boost using the boost parameter: >> >> >> http://localhost:8983/solr/select?q=search&fl=url&boost=map(query($type1query),0,0,1,50)&type1query=host:wikipedia >> >> I get *all* the documents from the desired host at the top, but there is >> no way of limiting the number of documents from the host that are boosted >> to the top of the result list (which could lead to several pages of content >> from the same host, which is not desired, the idea is to only show N) . I >> was thinking in something like field collapsing/grouping but only for the >> documents that match my $type1query parameter (host:wikipedia) but I don't >> see any way of doing grouping/collapsing on only one group and leave the >> other results untouched. >> >> I although thought on using 2 groups using group.query=host:wikipedia and >> group.query=-host:wikipedia, but in this case there is no way of >> controlling how much documents each independently group will have. >> >> In this particular case QueryElevationComponent it's not helping because I >> don't want to map all the posible queries I just want to put the some of >> the results from a certain host in the top of the list, but without >> boosting all the documents from the same host. >> >> Any thoughts or recommendations on this? >> >> Thank you, >> >> Regards, >> >> >> --------------------------------------------------- >> XII Aniversario de la creación de la Universidad de las Ciencias >> Informáticas. 12 años de historia junto a Fidel. 12 de diciembre de 2014. >> >> > > > -- > Sincerely yours > Mikhail Khludnev > Principal Engineer, > Grid Dynamics > > <http://www.griddynamics.com> > <mkhlud...@griddynamics.com>
