Yep it is / was, solved now. Thanks Grant and Yonik. Published the setup here: http://dev.tailsweep.com/solr-external-scoring/en/
//Marcus On Fri, Apr 24, 2009 at 6:34 PM, Grant Ingersoll <gsing...@apache.org>wrote: > See also my comment on your PageRank question, which I take is the same > issue. Namely, you might have a look into the external file stuff. I've > used that to store oft-changing boost information that then factors into the > score. > > -Grant > > > On Apr 24, 2009, at 12:03 PM, Michael McCandless wrote: > > I think something like this (NOTE: not at all tested, and I have no >> real experience with function queries): >> >> ValueSource vals = new MyPageRankScores(...); >> ValueSourceQuery prQuery = new ValueSourceQuery(vals); >> Query realQuery = get-user's-query; >> Query q = new CustomScoreQuery(realQuery, prQuery); >> TopDocs hits = searcher.search(q, 10); >> >> MyPageRankScores is your class, subclassing ValueSource and implementing >> the >> getValues method. >> >> You could subclass CustomScoreQuery if you want to tweak just how the >> "real" Query scores and your page-rank scores are combined. >> >> Mike >> >> On Fri, Apr 24, 2009 at 5:20 AM, Marcus Herou >> <marcus.he...@tailsweep.com> wrote: >> >>> Yes I am thinking of something like that. >>> >>> Could you elaborate on how that would look like pseudo wise ? >>> >>> Kindly >>> >>> //Marcus >>> >>> On Fri, Apr 24, 2009 at 9:05 AM, Michael McCandless < >>> luc...@mikemccandless.com> wrote: >>> >>> Could function queries be used here? EG you could implement a >>>> ValueSource that pulls in the external scores? >>>> >>>> Mike >>>> >>>> On Thu, Apr 23, 2009 at 4:01 PM, Marcus Herou >>>> <marcus.he...@tailsweep.com> wrote: >>>> >>>>> Hi. >>>>> >>>>> Confusing subject eh ? Trying to become a little clearer in a few >>>>> >>>> sentences. >>>> >>>>> >>>>> We have a Solr/Lucene index where each document is a Blog Entry. We >>>>> have >>>>> just implemented the PageRank algorithm for Blogs and are about to add >>>>> a >>>>> column to the index called score and perhaps adjust the document boost. >>>>> >>>>> We have as well decided that it is the blog itself and not the >>>>> individual >>>>> pages that are to be ranked so all entries belonging to one blog will >>>>> receive the same score. >>>>> >>>>> I have not found a way to apply a document score without actually >>>>> re-indexing all fields in the affected entries (could very well be 100% >>>>> >>>> at >>>> >>>>> every PageRank recalculation) and this will of course take hell of a >>>>> long >>>>> time to reindex which effectively will render the process useless since >>>>> >>>> it >>>> >>>>> would take a week or of reindexing as of current and will take more and >>>>> >>>> more >>>> >>>>> time. (100M blog entries as of current and rapidly increasing). >>>>> >>>>> Guess we have run into the issue where we have some "static" data which >>>>> >>>> we >>>> >>>>> do not want to touch at all but we want to update certain "dynamic" >>>>> >>>> fields. >>>> >>>>> >>>>> Lucene is not a database I know but is there a way to implement >>>>> external >>>>> search-time scoring or update individual fields ? Would there be a >>>>> possibilty to do some kind of join (parallell searches separate index >>>>> >>>> types) >>>> >>>>> ? or send the result to a separate sorting algorithm ? Hmmm.... Perhaps >>>>> a >>>>> subclass of Sort ? Grasping at straws here folks... >>>>> >>>>> Hope anyone of the core experts can help us. >>>>> >>>>> Cheers >>>>> >>>>> //Marcus Herou >>>>> >>>>> >>>>> >>>>> -- >>>>> Marcus Herou CTO and co-founder Tailsweep AB >>>>> +46702561312 >>>>> marcus.he...@tailsweep.com >>>>> http://www.tailsweep.com/ >>>>> http://blogg.tailsweep.com/ >>>>> >>>>> >>>> >>> >>> >>> -- >>> Marcus Herou CTO and co-founder Tailsweep AB >>> +46702561312 >>> marcus.he...@tailsweep.com >>> http://www.tailsweep.com/ >>> http://blogg.tailsweep.com/ >>> >>> > -------------------------- > Grant Ingersoll > http://www.lucidimagination.com/ > > Search the Lucene ecosystem (Lucene/Solr/Nutch/Mahout/Tika/Droids) using > Solr/Lucene: > http://www.lucidimagination.com/search > > -- Marcus Herou CTO and co-founder Tailsweep AB +46702561312 marcus.he...@tailsweep.com http://www.tailsweep.com/ http://blogg.tailsweep.com/
