Thanks Ahmet! That's good to know someone else also tried to make phrase queries to fix multi-word synonym issue. :-)
On Thu, Mar 1, 2012 at 1:42 AM, Ahmet Arslan <iori...@yahoo.com> wrote: > > I don't think mm will help here because it defaults to 100% > > already by the > > following code. > > Default behavior of mm has changed recently. So it is a good idea to > explicitly set it to 100%. Then all of the search terms must match. > > > Regarding multi-word synonym, what is the best way to handle > > it now? Make > > it as a phrase with " or adding - in between? > > I don't like index time expansion because it adds lots of > > noises. > > Solr wiki advices to use them at index time for various reasons. > > "... The recommended approach for dealing with synonyms like this, is to > expand the synonym when indexing..." > > > http://wiki.apache.org/solr/AnalyzersTokenizersTokenFilters#solr.SynonymFilterFactory > > However index time synonyms has its own problems as well. If you add a new > synonym, you need to re-index those documents that contain this newly > added synonym. > > Also highlighting highlights whole phrases. For example you have : > us, united states > Searching for states will highlight both united and stated. > Not sure but this seems fixed with LUCENE-3668 > > I was thinking to have query expansion module to handle multi-word > synonyms at query time only. Either using o.a.l.search.Query manipulation > or String manipulation. Similar to Lukas' posting here > http://www.searchworkings.org/forum/-/message_boards/view_message/146097 > > > >
