lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From James Huang <metapr...@yahoo.com>
Subject Re: Sort by relevance+distance
Date Sat, 17 Sep 2005 20:31:39 GMT
I guess I can use HitCollector and implement my own
sorting, right?

Is there a better approach?

--- James Huang <metaprgmr@yahoo.com> wrote:

> Hi,
> 
> I can sort the search results by distance now. But,
> the relevance is lost.
> 
> I like to have the results sorted by relevance +
> distance, i.e., relevance first; for results of
> similar relevance, order by distance. How to do
> that?
> 
> Thanks a lot in advance!
> -James
> 
> 
> --- James Huang <metaprgmr@yahoo.com> wrote:
> 
> > Hi Otis,
> > 
> > Thanks for your answer. I do have LIA (but not
> with
> > me
> > now physically), and have the impression that the
> > search ordering is predetermined (at index time);
> > what
> > I want is search-time ordering, e.g.,
> > 
> > "I'm at (x,y) now and low on gas; find me the
> > closest
> > airports that can land 747, the closest first,
> > please".
> > 
> > I'll re-read the book/chapter tonight, but look
> > forward to any expert advises.
> > 
> > Thanks,
> > -James
> > 
> > --- Otis Gospodnetic <otis_gospodnetic@yahoo.com>
> > wrote:
> > 
> > > Hi James,
> > > 
> > > Check out the org.apache.lucene.search.package,
> > > there are several sort
> > > classes that will let you write  a custom
> sorter. 
> > > If you have a copy
> > > of LIA, look at chapter 6 for an example (
> > >
> >
>
http://www.lucenebook.com/search?query=custom+sort+section%3A6*
> > > )
> > > 
> > > Otis
> > > 
> > > --- James Huang <metaprgmr@yahoo.com> wrote:
> > > 
> > > > Suppose I have a book index with
> > > field="publisher", field="title",
> > > > etc.
> > > > If a user has bought Manning books, then I
> like
> > to
> > > sort the result
> > > > with Manning books listed first.
> > > >  
> > > > In essence, I'm asking for a parameterized
> > custom
> > > sorting. Is there a
> > > > way to do this?
> > > >  
> > > > Thanks,
> > > > -James
> > > > 
> > > > 
> > > > 		
> > > > ---------------------------------
> > > > Yahoo! for Good
> > > >  Click here to donate to the Hurricane Katrina
> > > relief effort. 
> > > 
> > > 
> > >
> >
>
---------------------------------------------------------------------
> > > To unsubscribe, e-mail:
> > > java-user-unsubscribe@lucene.apache.org
> > > For additional commands, e-mail:
> > > java-user-help@lucene.apache.org
> > > 
> > > 
> > 
> > 
> > 
> > 		
> > __________________________________ 
> > Yahoo! Mail - PC Magazine Editors' Choice 2005 
> > http://mail.yahoo.com
> > 
> 
> 
> __________________________________________________
> Do You Yahoo!?
> Tired of spam?  Yahoo! Mail has the best spam
> protection around 
> http://mail.yahoo.com 
> 
>
---------------------------------------------------------------------
> To unsubscribe, e-mail:
> java-user-unsubscribe@lucene.apache.org
> For additional commands, e-mail:
> java-user-help@lucene.apache.org
> 
> 


__________________________________________________
Do You Yahoo!?
Tired of spam?  Yahoo! Mail has the best spam protection around 
http://mail.yahoo.com 

---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-user-help@lucene.apache.org


Mime
View raw message