lucene-solr-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Hasan Diwan <hasan.di...@gmail.com>
Subject Re: Trending topics?
Date Fri, 03 Aug 2012 02:54:54 GMT
Tor,
I hope that the information in
http://www.jason-palmer.com/2011/05/creating-a-tag-cloud-with-solr-and-php/
helps.. -- H
On 2 August 2012 15:48, Lance Norskog <goksron@gmail.com> wrote:

> Two easy ones:
> 1) Facets on a text field are simple word counts by document.
> 2) If you want the number of times a word appears inside a document,
> that requires a separate dataset called a 'term vector'. This is a
> list of all words in a document with a count for each one.
> These are simple queries. There are also batch computations where you
> create a 'term-document matrix', with a row for each document and a
> column for all terms that appear in any document. These computations
> require exporting all of your data into a separate computation.
>
>
>
> On Thu, Aug 2, 2012 at 1:26 PM, Chris Dawson <xrdawson@gmail.com> wrote:
> > Tor,
> >
> > Thanks for your response.
> >
> > I'd like to put an arbitrary set of text into Solr and then have Solr
> tell
> > me the ten most popular "topics" that are in there.  For example, if I
> put
> > in 100 paragraphs of text about sports, I would like to retrieve topics
> > like "swimming, basketball, tennis" if the three most popular and
> discussed
> > topics are those inside the text.
> >
> > Is Solr the correct tool to do something like this?  Or, is this too
> > unstructured to get this kind of result without manually categorizing it?
> >
> > Is the correct term for this faceting?  It seems to me that faceting
> > requires putting the data into a more structured format (for example,
> > telling the index that this is the "manufacturer", etc.)
> >
> > Basically, I would like to get something like a tag cloud (relevant
> topics
> > with weights for each term) without asking users to tag things manually.
> >
> > Chris
> >
> > On Thu, Aug 2, 2012 at 3:25 PM, Tor Henning Ueland <
> tor.henning@gmail.com>wrote:
> >
> >> On Thu, Aug 2, 2012 at 5:34 PM, Chris Dawson <xrdawson@gmail.com>
> wrote:
> >>
> >> > How would I generate a list of trending topics using solr?
> >> >
> >>
> >>
> >> By putting them in solr.
> >> (Generic question get at generic answer)
> >>
> >> What do you mean? Trending searches, trending data, trending documents,
> >> trending what?
> >>
> >>
> >> --
> >> Regards
> >> Tor Henning Ueland
> >>
> >
> >
> >
> > --
> > Chris Dawson
> > 971-533-8335
> > Human potential, travel and entrepreneurship:  http://webiphany.com/
> > Traveling to Portland, OR?  http://www.airbnb.com/rooms/58909
>
>
>
> --
> Lance Norskog
> goksron@gmail.com
>



-- 
Sent from my mobile device
Envoyait de mon portable

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message