Re: tf function query

2017-10-12 Thread Dmitry Kan
sorry guys to have not been responding & thanks a lot for answers. @Erick Erickson: what I would ideally like to have is tf-idf value for user's query. The thing is that we have two searchable fields. While boost works just fine for one, there is no easy way to have it multiplied by boost from ano

Re: tf function query

2017-10-05 Thread Erick Erickson
What would you expect as output? tf(field, "a OR b AND c NOT d"). I'm not sure what term frequency would even mean in that situation. tf is a pretty simple function, it expects a single term and there's now way I know of to do what you're asking. Best, Erick On Thu, Oct 5, 2017 at 3:14 AM, Dmit

Re: tf function query

2017-10-05 Thread Erik Hatcher
How about the query() function? Just be clever about the query you specify ;) > On Oct 5, 2017, at 06:14, Dmitry Kan wrote: > > Hi, > > According to > https://lucene.apache.org/solr/guide/6_6/function-queries.html#FunctionQueries-AvailableFunctions > > tf(field, term) requires a term as a sec

RE: tf function query

2017-10-05 Thread Junte Zhang
I am afraid this is not possible, since getting frequencies for phrases is not possible, unless the phrases are created as tokens (i.e. using n-grams or shingles) and indexed. If someone has a solution for this, then I am interested as well. /JZ -Original Message- From: Dmitry Kan [mai