Hi Diego, I tried collapsing, unfortunately we are using a third party tool for Query processing, that does not support collapsing. Hence I am unable to go that route.
Thank you, Roopa On Thu, Jan 11, 2018 at 2:59 PM, Diego Ceccarelli (BLOOMBERG/ LONDON) < dceccarel...@bloomberg.net> wrote: > Roopa, did you try collapsing instead of grouping? it would work with ltr.. > > From: solr-user@lucene.apache.org At: 01/11/18 16:48:26To: > solr-user@lucene.apache.org > Subject: Re: Learning to Rank (LTR) with grouping > > Solution that I implemented currently is: > Since we have a web application which takes the solr results and display in > the UI and I need LTR enabled for only one of the group, > I am executing two parallel queries to Solr from web app. > 1st query Get grouped results without LTR > 2nd query Get results with no grouping + LTR > Merge 1) & 2) in web app. > Doing a performance test now. Since there are only 10 results for these > queries and the queries are executed in parallel, I don't foresee any > problems. > > Thanks! > Roopa > > > On Thu, Jan 4, 2018 at 10:24 AM, Roopa Rao <roop...@gmail.com> wrote: > > > Hi, > > > > Any guidance on this would be helpful. > > > > Thank you, > > Roopa > > > > On Tue, Dec 19, 2017 at 8:47 PM, Roopa Rao <roop...@gmail.com> wrote: > > > >> Hi Diego, > >> > >> Thank you for looking into it further. > >> We recently ported over to 6.6 version solely to use LTR feature as it > is > >> critical for us. > >> > >> Since its not working with grouping in the base version, I am trying to > >> evaluate if there is any alternative way to make it work in 6.6 versus > >> upgrading to 7.0. > >> > >> Any guidance you could provide on what can be done to use 6.6 with > >> grouping + LTR or any alternatives would be helpful. Do I read your > >> response as needing to go to 7.0 when you say upstream? > >> > >> Thank you, > >> Roopa > >> > >> > >> On Tue, Dec 19, 2017 at 1:37 PM, Diego Ceccarelli < > >> diego.ceccare...@gmail.com> wrote: > >> > >>> Hi Roopa, unfortunately I can't port the patch to the branch_6_6, but > >>> soon I'll update to upstream. Sorry about that. > >>> > >>> On Mon, Dec 18, 2017 at 7:52 PM, Roopa Rao <roop...@gmail.com> wrote: > >>> > Hi - > >>> > > >>> > I merged the code from the bloomberg master-solr-8776 branch to > >>> branch_6_6 > >>> > on Solr. > >>> > > >>> > When I tried to compile the solr source code, I am getting multiple > >>> > compilation errors (Attached), which seems to be due to the fact that > >>> the > >>> > branch master-solr-8776 may not be compatible with branch_6_6. > >>> > > >>> > Could you please provide your input if master-solr-8776 is compatible > >>> with > >>> > branch_6_6? > >>> > > >>> > If this is not the case then how to proceed with using fix in > >>> > master-solr-8776 with branch_6_6 can a new patch be created for this? > >>> > > >>> > Thank you, > >>> > Roopa > >>> > > >>> > On Mon, Dec 11, 2017 at 9:54 AM, Roopa Rao <roop...@gmail.com> > wrote: > >>> >> > >>> >> Hi Diego, > >>> >> > >>> >> Thank you, > >>> >> > >>> >> I am interested in reranking the documents inside one of the groups. > >>> >> > >>> >> I will try the options you mentioned here. > >>> >> > >>> >> Thank you, > >>> >> Roopa > >>> >> > >>> >> On Mon, Dec 11, 2017 at 6:57 AM, Diego Ceccarelli (BLOOMBERG/ > LONDON) > >>> >> <dceccarel...@bloomberg.net> wrote: > >>> >>> > >>> >>> Hi Roopa, > >>> >>> > >>> >>> If you look at the diff: > >>> >>> > >>> >>> https://github.com/apache/lucene-solr/pull/162/files > >>> >>> > >>> >>> I didn't change much in SolrIndexSearcher, you can try to skip the > >>> file > >>> >>> when applying the patch and redo the changes after. > >>> >>> > >>> >>> Alternatively, the feature branch is available here: > >>> >>> > >>> >>> https://github.com/bloomberg/lucene-solr/commits/master-solr-8776 > >>> >>> > >>> >>> you could try to merge with that or cheery-pick my changes. > >>> >>> > >>> >>> Are you interested in reranking the groups or also in reranking the > >>> >>> documents inside each group? > >>> >>> > >>> >>> Cheers, > >>> >>> Diego > >>> >>> > >>> >>> > >>> >>> From: solr-user@lucene.apache.org At: 12/09/17 19:07:25To: > >>> >>> solr-user@lucene.apache.org > >>> >>> Subject: Re: Learning to Rank (LTR) with grouping > >>> >>> > >>> >>> Hi I tried to apply this JIRA SOLR-8776 as a patch as this feature > is > >>> >>> critical. > >>> >>> > >>> >>> Here are the steps I took on my mac: > >>> >>> > >>> >>> On branch branch_6_5 > >>> >>> > >>> >>> Your branch is up-to-date with 'origin/branch_6_5' > >>> >>> > >>> >>> patch -p1 -i 162.patch --dry-run > >>> >>> > >>> >>> > >>> >>> I am getting Failures for certain Hunks > >>> >>> > >>> >>> Example: > >>> >>> > >>> >>> patching file > >>> >>> solr/core/src/java/org/apache/solr/search/SolrIndexSearcher.java > >>> >>> > >>> >>> Hunk #1 FAILED at 1471. > >>> >>> > >>> >>> > >>> >>> Could you please give your input on how to apply this ticket as a > >>> patch > >>> >>> for > >>> >>> branch_6_5 ? > >>> >>> > >>> >>> > >>> >>> Thank you, > >>> >>> > >>> >>> Roopa > >>> >>> > >>> >>> On Fri, Dec 8, 2017 at 6:52 PM, Roopa Rao <roop...@gmail.com> > wrote: > >>> >>> > >>> >>> > Hi Diego, > >>> >>> > > >>> >>> > Thank you, I will look into this and see how I could patch this. > >>> >>> > > >>> >>> > Thank you for your quick response, > >>> >>> > Roopa > >>> >>> > > >>> >>> > > >>> >>> > On Fri, Dec 8, 2017 at 5:44 PM, Diego Ceccarelli < > >>> >>> > diego.ceccare...@gmail.com> wrote: > >>> >>> > > >>> >>> >> Hi Roopa, > >>> >>> >> > >>> >>> >> LTR is implemented using RankQuery, and at the moment grouping > >>> doens't > >>> >>> >> support RankQuery. > >>> >>> >> I opened a jira item time ago > >>> >>> >> (https://issues.apache.org/jira/browse/SOLR-8776) and I would > be > >>> happy > >>> >>> >> to receive feedback on that. You can find the code here > >>> >>> >> https://github.com/apache/lucene-solr/pull/162. > >>> >>> >> > >>> >>> >> Cheers, > >>> >>> >> diego > >>> >>> >> > >>> >>> >> On Fri, Dec 8, 2017 at 9:15 PM, Roopa Rao <roop...@gmail.com> > >>> wrote: > >>> >>> >> > Hi, > >>> >>> >> > > >>> >>> >> > I am using grouping and LTR together and the results are not > >>> getting > >>> >>> >> > re-rank as it does without grouping. > >>> >>> >> > > >>> >>> >> > I am passing &rq parameter. > >>> >>> >> > > >>> >>> >> > Does LTR work with grouping on? > >>> >>> >> > Solr version 6.5 > >>> >>> >> > > >>> >>> >> > Thank you, > >>> >>> >> > Roopa > >>> >>> >> > >>> >>> > > >>> >>> > > >>> >>> > >>> >>> > >>> >> > >>> > > >>> > >> > >> > > > > >
